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Zhang Z, Hao G, Sun X, Wang F, Zhang D, Hu D. PVP/aprepitant microcapsules produced by supercritical antisolvent process. Sci Rep 2024; 14:10679. [PMID: 38724534 PMCID: PMC11082215 DOI: 10.1038/s41598-024-60323-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2024] [Accepted: 04/22/2024] [Indexed: 05/12/2024] Open
Abstract
The supercritical antisolvent (SAS) process was a green alternative to improve the low bioavailability of insoluble drugs. However, it is difficult for SAS process to industrialize with limited production capacity. A coaxial annular nozzle was used to prepare the microcapsules of aprepitant (APR) and polyvinylpyrrolidone (PVP) by SAS with N, N-Dimethylformamide (DMF) as solvent. Meanwhile, the effects of polymer/drug ratio, operating pressure, operating temperature and overall concentration on particles morphology, mean particle diameter and size distribution were analyzed. Microcapsules with mean diameters ranging from 2.04 μm and 9.84 μm were successfully produced. The morphology, particle size, thermal behavior, crystallinity, drug content, drug dissolution and residual amount of DMF of samples were analyzed. The results revealed that the APR drug dissolution of the microcapsules by SAS process was faster than the unprocessed APR. Furthermore, the drug powder collected every hour is in the kilogram level, verifying the possibility to scale up the production of pharmaceuticals employing the SAS process from an industrial point of view.
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Affiliation(s)
- Zhuo Zhang
- College of Mechanical and Vehicle Engineering, Linyi University, Linyi, 276000, China
| | - Guizhou Hao
- Center for New Drug Pharmacological Research of Lunan Pharmaceutical Group, State Key Laboratory of Generic Manufacture Technology of Chinese Traditional Medicine, Linyi, 273400, China
| | - Xuemei Sun
- College of Mechanical and Vehicle Engineering, Linyi University, Linyi, 276000, China
| | - Feibo Wang
- College of Mechanical and Vehicle Engineering, Linyi University, Linyi, 276000, China
| | - Dengbo Zhang
- College of Mechanical and Vehicle Engineering, Linyi University, Linyi, 276000, China
| | - Dedong Hu
- College of Electromechanical Engineering, Qingdao University of Science and Technology, Qingdao, 266061, China.
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Singh N, Vinjamur M, Mukhopadhyay M. Insights into Adsorptive Drug Loading on Silica Aerogels from Supercritical CO 2. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2022; 38:13075-13083. [PMID: 36257024 DOI: 10.1021/acs.langmuir.2c01694] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/16/2023]
Abstract
This work gives an insight into the process of adsorptive drug loading in silica aerogels from supercritical CO2 (scCO2). A prevalent method for such loading entails bringing the aerogels into contact with the drug-scCO2 solution followed by slow or isothermal depressurization. Our previous work established that drug precipitates during depressurization. Consequently, the adsorptive drug loading measured by the prevalent method includes precipitation. An alternative method is presented for accurate measurement of adsorption avoiding precipitation. To illustrate the disparity between the two methods, the concentration dependence of drug loadings in scCO2, obtained by both methods, is compared for fenofibrate, ibuprofen, and benzoic acid. A mechanism is proposed, and a mathematical model is developed for comparing the adsorptive drug loadings by both methods. The loading obtained by the present method is found to be much less than that by the prevalent method, though both correlate well with the formalism of the Langmuir adsorption equation with the same equilibrium constant at low concentrations. Equations are developed for the concentration dependence of drug loadings measured by both methods at all concentrations in scCO2.
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Affiliation(s)
- Neha Singh
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai, Maharashtra400076, India
| | - Madhu Vinjamur
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai, Maharashtra400076, India
| | - Mamata Mukhopadhyay
- Department of Chemical Engineering, Indian Institute of Technology Bombay, Powai, Mumbai, Maharashtra400076, India
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Adami R, Russo P, Amante C, De Soricellis C, Della Porta G, Reverchon E, Del Gaudio P. Supercritical Antisolvent Technique for the Production of Breathable Naringin Powder. Pharmaceutics 2022; 14:pharmaceutics14081623. [PMID: 36015250 PMCID: PMC9414961 DOI: 10.3390/pharmaceutics14081623] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2022] [Revised: 07/12/2022] [Accepted: 07/26/2022] [Indexed: 02/06/2023] Open
Abstract
Flavonoids are polyphenolic compounds largely present in fruits and vegetables possessing antioxidant properties, anti-inflammatory and antibacterial activities. Their use in clinical practice is very poor due to their low bioavailability, susceptibility to oxidation and degradation. Moreover, their slight solubility in biological fluids and a consequent low dissolution rate leads to an irregular absorption from solid dosage forms, even though, anti-inflammatory formulations could be used as support for several disease treatment, i.e. the COVID-19 syndrome. To improve flavonoid bioavailability particle size of the powder can be reduced to make it breathable and to promote the absorption in the lung tissues. Supercritical fluid based antisolvent technique has been used to produce naringin particles, with size, shape and density as well as free flowing properties able to fit inhalation needs. The dried particles are produced with the removal of the solvent at lower temperatures compared to the most used traditional micronization processes, such as spray drying. The best breathable fraction for naringin particles is obtained for particles with a d50~7 µm manufactured at 35 °C-150 bar and at 60 °C-130 bar, corresponding to 32.6% and 36.7% respectively. The powder is produced using a high CO2 molar fraction (0.99) that assure a better removal of the solvent. NuLi-1 cell line of immortalised bronchial epithelial cells adopted to evaluate powder cytotoxicity indicated after 24 h absence of toxicity at concentration of 25 µM.
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Affiliation(s)
- Renata Adami
- Department of Physics E. Caianiello, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy
- Correspondence: (R.A.); (P.D.G.)
| | - Paola Russo
- Department of Pharmacy, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy; (P.R.); (C.A.); (C.D.S.)
| | - Chiara Amante
- Department of Pharmacy, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy; (P.R.); (C.A.); (C.D.S.)
| | - Chiara De Soricellis
- Department of Pharmacy, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy; (P.R.); (C.A.); (C.D.S.)
| | - Giovanna Della Porta
- Department of Medicine, Surgery and Odontoiatry, Scuola Medica Salernitana, University of Salerno, Via Salvatore Allende, 1, 84081 Baronissi, SA, Italy;
| | - Ernesto Reverchon
- Department of Industrial Engineering, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy;
| | - Pasquale Del Gaudio
- Department of Pharmacy, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, SA, Italy; (P.R.); (C.A.); (C.D.S.)
- Correspondence: (R.A.); (P.D.G.)
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Liu X, Yan S, Li M, Zhang S, Guo G, Yin Q, Tong Z, Chen XD, Wu WD. Spray Dried Levodopa-Doped Powder Potentially for Intranasal Delivery. Pharmaceutics 2022; 14:pharmaceutics14071384. [PMID: 35890279 PMCID: PMC9322363 DOI: 10.3390/pharmaceutics14071384] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/06/2022] [Revised: 06/24/2022] [Accepted: 06/24/2022] [Indexed: 11/17/2022] Open
Abstract
This work was aimed to develop levodopa (L-dopa) nasal powder to achieve controllable drug release and high nasal deposition efficiency. A series of uniform microparticles, composed of amorphous L-dopa and excipients of hydroxypropyl methyl cellulose (HPMC), polyvinylpyrrolidone (PVP), or hydroxypropyl-β-cyclodextrin (CD), were fabricated by a self-designed micro-fluidic spray dryer. The effects of excipient type and drug/excipient mass ratio on the particle size, morphology, density, and crystal property, as well as the in vitro performance of drug release, mucoadhesion, and nasal deposition, were investigated. Increased amounts of added excipient, regardless of its type, could accelerate the L-dopa release to different extent. The addition of CD showed the most obvious effect, i.e., ~83% of L-dopa released in 60 min for SD-L1CD2, compared to 37% for raw L-dopa. HPMC could more apparently improve the particle mucoadhesion than PVP and CD, with respective adhesive forces of ~269, 111, and 26 nN for SD-L1H2, -L1P2, and -L1CD2. Nevertheless, the deposition fractions in the olfactory region for such samples were almost the same (~14%), probably ascribable to their quite similar particle aerodynamic diameter (~30 μm). This work demonstrates a feasible methodology for the development of nasal powder.
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Affiliation(s)
- Xuan Liu
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
| | - Shen Yan
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
| | - Mengyuan Li
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
| | - Shengyu Zhang
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
| | - Gang Guo
- School of Energy and Environment, Southeast University, Nanjing 210096, China;
| | - Quanyi Yin
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
- Correspondence: (Q.Y.); (W.D.W.); Tel.: +86-512-6588-2762 (W.D.W.); Fax: +86-512-6588-2750 (W.D.W.)
| | - Zhenbo Tong
- Key Laboratory of Energy Thermal Conversion and Control of Ministry of Education, School of Energy and Environment, Southeast University, Nanjing 210096, China;
- Centre for Simulation and Modelling of Particulate Systems, Southeast University-Monash University Joint Research Institute, Suzhou 215123, China
| | - Xiao Dong Chen
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
| | - Winston Duo Wu
- Engineering Research Centre of Advanced Powder Technology (ERCAPT), School of Chemical and Environmental Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China; (X.L.); (S.Y.); (M.L.); (S.Z.); (X.D.C.)
- Correspondence: (Q.Y.); (W.D.W.); Tel.: +86-512-6588-2762 (W.D.W.); Fax: +86-512-6588-2750 (W.D.W.)
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Islam T, Al Ragib A, Ferdosh S, Uddin ABMH, Haque Akanda MJ, Mia MAR, D. M RP, Kamaruzzaman BY, Islam Sarker MZ. Development of nanoparticles for pharmaceutical preparations using supercritical techniques. CHEM ENG COMMUN 2022. [DOI: 10.1080/00986445.2021.1983545] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/03/2022]
Affiliation(s)
- Tariqul Islam
- Faculty of Pharmacy, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
| | - Abdullah Al Ragib
- School of Chemical Engineering and Technology, Tianjin University, Tianjin, China
| | - Sahena Ferdosh
- Faculty of Science, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
| | - A. B. M. Helal Uddin
- Faculty of Pharmacy, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
| | | | - Md. Abdur Rashid Mia
- Faculty of Pharmacy, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
| | - Reddy Prasad D. M
- Petroleum and Chemical Engineering Programme area, Universiti Technology Brunei, Gadong, Brunei Darussalam
| | - Bin Yunus Kamaruzzaman
- Faculty of Science, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
| | - Md. Zaidul Islam Sarker
- Faculty of Pharmacy, International Islamic University Malaysia, Kuantan, Pahang, Malaysia
- Food Science Program, Cooperative Research, Education and Extension Services, Northern Marianas College, Saipan, MP, USA
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Orodispersible Films with Rupatadine Fumarate Enclosed in Ethylcellulose Microparticles as Drug Delivery Platform with Taste-Masking Effect. MATERIALS 2022; 15:ma15062126. [PMID: 35329589 PMCID: PMC8952792 DOI: 10.3390/ma15062126] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 02/02/2022] [Revised: 02/28/2022] [Accepted: 03/11/2022] [Indexed: 01/22/2023]
Abstract
Orally disintegrating (orodispersible) films provide a versatile tool for drug administration, especially in the pediatric and geriatric population, since they reduce the risk of choking and do not necessitate drinking water during application. By considering their direct contact with the taste buds, palatability is an influential aspect related to patient compliance. The microparticles based on taste-masking polymers containing drugs enclosed inside effectively mask the unpleasant taste of medicines. Ethylcellulose is a hydrophobic polymer widely used as a taste-masking material. Rupatadine fumarate, a second-generation antihistamine drug, is characterised by an intense bitter taste; therefore, it is crucial to achieve a tolerable taste whilst developing orodispersible formulations with its content. The objective of this study was to develop orally disintegrating films with rupatadine fumarate in the form of ethylcellulose-based microparticles obtained from aqueous dispersions of ethylcellulose—Surelease® or Aquacoat® ECD. It was a technological challenge to achieve homogenous drug content per dosage unit and sufficient mechanical properties for film operating due to the necessity to suspend the microparticles in the casting solution. Although the process of obtaining films consisted of several steps (mixing, pouring, drying), the particles were homogeneously dispersed, and each film of the desired size contained the proper dose of the drug. The taste-masking effect was also maintained. This parameter was confirmed by three independent methods: in vivo by healthy volunteers, an electronic tongue and a dissolution test. The applied taste-evaluation techniques showed that the films containing Aquacoat® ECD microparticles have the highest degree of bitter taste reduction, which confirms the results obtained in our previous studies.
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Nanoparticles and Nanocrystals by Supercritical CO2-Assisted Techniques for Pharmaceutical Applications: A Review. APPLIED SCIENCES-BASEL 2021. [DOI: 10.3390/app11041476] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
Many active ingredients currently prescribed show limited therapeutic efficacy, mainly due to their dissolution rate inadequate to treat the pathology of interest. A large drug particle size creates an additional problem if a specific site of action in the human body has to be reached. For this reason, active ingredient size reduction using micronization/nanonization techniques is a valid approach to improve the efficacy of active compounds. Supercritical carbon-dioxide-assisted technologies enable the production of different morphologies of different sizes, including nanoparticles and nanocrystals, by modulating operating conditions. Supercritical fluid-based processes have numerous advantages over techniques conventionally employed to produce nanosized particles or crystals, such as reduced use of toxic solvents, which are completely removed from the final product, ensuring safety for patients. Active compounds can be processed alone by supercritical techniques, although polymeric carriers are often added as stabilizers, to control the drug release on the basis of the desired therapeutic effect, as well as to improve drug processability with the chosen technology. This updated review on the application of supercritical micronization/nanonization techniques in the pharmaceutical field aims at highlighting the most effective current results, operating conditions, advantages, and limitations, providing future perspectives.
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Subjakova V, Oravczova V, Hianik T. Polymer Nanoparticles and Nanomotors Modified by DNA/RNA Aptamers and Antibodies in Targeted Therapy of Cancer. Polymers (Basel) 2021; 13:341. [PMID: 33494545 PMCID: PMC7866063 DOI: 10.3390/polym13030341] [Citation(s) in RCA: 22] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/29/2020] [Revised: 01/14/2021] [Accepted: 01/16/2021] [Indexed: 12/14/2022] Open
Abstract
Polymer nanoparticles and nano/micromotors are novel nanostructures that are of increased interest especially in the diagnosis and therapy of cancer. These structures are modified by antibodies or nucleic acid aptamers and can recognize the cancer markers at the membrane of the cancer cells or in the intracellular side. They can serve as a cargo for targeted transport of drugs or nucleic acids in chemo- immuno- or gene therapy. The various mechanisms, such as enzyme, ultrasound, magnetic, electrical, or light, served as a driving force for nano/micromotors, allowing their transport into the cells. This review is focused on the recent achievements in the development of polymer nanoparticles and nano/micromotors modified by antibodies and nucleic acid aptamers. The methods of preparation of polymer nanoparticles, their structure and properties are provided together with those for synthesis and the application of nano/micromotors. The various mechanisms of the driving of nano/micromotors such as chemical, light, ultrasound, electric and magnetic fields are explained. The targeting drug delivery is based on the modification of nanostructures by receptors such as nucleic acid aptamers and antibodies. Special focus is therefore on the method of selection aptamers for recognition cancer markers as well as on the comparison of the properties of nucleic acid aptamers and antibodies. The methods of immobilization of aptamers at the nanoparticles and nano/micromotors are provided. Examples of applications of polymer nanoparticles and nano/micromotors in targeted delivery and in controlled drug release are presented. The future perspectives of biomimetic nanostructures in personalized nanomedicine are also discussed.
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Affiliation(s)
| | | | - Tibor Hianik
- Department of Nuclear Physics and Biophysics, Faculty of Mathematics, Physics and Informatics, Comenius University, Mlynska dolina F1, 842 48 Bratislava, Slovakia; (V.S.); (V.O.)
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Vallejo R, Gonzalez-Valdivieso J, Santos M, Rodriguez-Rojo S, Arias F. Production of elastin-like recombinamer-based nanoparticles for docetaxel encapsulation and use as smart drug-delivery systems using a supercritical anti-solvent process. J IND ENG CHEM 2021. [DOI: 10.1016/j.jiec.2020.10.013] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
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Microencapsulation of drug with enteric polymer Eudragit L100 for controlled release using the particles from gas saturated solutions (PGSS) process. J Supercrit Fluids 2021. [DOI: 10.1016/j.supflu.2020.105044] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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11
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New Insight into the Mechanism of Drug Release from Poly(d,l-lactide) Film by Electron Paramagnetic Resonance. Polymers (Basel) 2020; 12:polym12123046. [PMID: 33353203 PMCID: PMC7767321 DOI: 10.3390/polym12123046] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/11/2020] [Revised: 12/14/2020] [Accepted: 12/14/2020] [Indexed: 12/31/2022] Open
Abstract
A novel approach based on convolution of the electron paramagnetic resonance (EPR) spectra was used for quantitative study of the release kinetics of paramagnetic dopants from poly(d,l-lactide) films. A non-monotonic dependence of the release rate on time was reliably recorded. The release regularities were compared with the dynamics of polymer structure changes determined by EPR, SEM, and optic microscopy. The data obtained allow for the conclusion that the main factor governing dopant release is the formation of pores connected with the surface. In contrast, the contribution of the dopant diffusion through the polymer matrix is negligible. The dopant release can be divided into two phases: release through surface pores, which are partially closed with time, and release through pores initially formed inside the polymer matrix due to autocatalytic hydrolysis of the polymer and gradually connected to the surface of the sample. For some time, these processes co-occur. The mathematical model of the release kinetics based on pore formation is presented, describing the kinetics of release of various dopants from the polymer films of different thicknesses.
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PLA/PLGA-Based Drug Delivery Systems Produced with Supercritical CO 2-A Green Future for Particle Formulation? Pharmaceutics 2020; 12:pharmaceutics12111118. [PMID: 33233637 PMCID: PMC7699691 DOI: 10.3390/pharmaceutics12111118] [Citation(s) in RCA: 27] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2020] [Revised: 11/16/2020] [Accepted: 11/18/2020] [Indexed: 01/12/2023] Open
Abstract
Supercritical carbon dioxide (SC-CO2) can serve as solvent, anti-solvent and solute, among others, in the field of drug delivery applications, e.g., for the formulation of polymeric nanocarriers in combination with different drug molecules. With its tunable properties above critical pressure and temperature, SC-CO2 offers control of the particle size, the particle morphology, and their drug loading. Moreover, the SC-CO2-based techniques overcome the limitations of conventional formulation techniques e.g., post purification steps. One of the widely used polymers for drug delivery systems with excellent mechanical (Tg, crystallinity) and chemical properties (controlled drug release, biodegradability) is poly (lactic acid) (PLA), which is used either as a homopolymer or as a copolymer, such as poly(lactic-co-glycolic) acid (PLGA). Over the last 30 years, extensive research has been conducted to exploit SC-CO2-based processes for the formulation of PLA carriers. This review provides an overview of these research studies, including a brief description of the SC-CO2 processes that are widely exploited for the production of PLA and PLGA-based drug-loaded particles. Finally, recent work shows progress in the development of SC-CO2 techniques for particulate drug delivery systems is discussed in detail. Additionally, future perspectives and limitations of SC-CO2-based techniques in industrial applications are examined.
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Abstract
The supercritical antisolvent (SAS) technique has been widely employed in the biomedical field, including drug delivery, to obtain drug particles or polymer-based systems of nanometric or micrometric size. The primary purpose of producing SAS particles is to improve the treatment of different pathologies and to better the patient’s compliance. In this context, many active compounds have been micronized to enhance their dissolution rate and bioavailability. Aiming for more effective treatments with reduced side effects caused by drug overdose, the SAS polymer/active principle coprecipitation has mainly been proposed to offer an adequate drug release for specific therapy. The demand for new formulations with reduced side effects on the patient’s health is still growing; in this context, the SAS technique is a promising tool to solve existing issues in the biomedical field. This updated review on the use of the SAS process for clinical applications provides useful information about the achievements, the most effective polymeric carriers, and parameters, as well as future perspectives.
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Franco P, De Marco I. Supercritical CO2 adsorption of non-steroidal anti-inflammatory drugs into biopolymer aerogels. J CO2 UTIL 2020. [DOI: 10.1016/j.jcou.2019.11.001] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
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15
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Franco P, De Marco I. Eudragit: A Novel Carrier for Controlled Drug Delivery in Supercritical Antisolvent Coprecipitation. Polymers (Basel) 2020; 12:polym12010234. [PMID: 31963638 PMCID: PMC7023534 DOI: 10.3390/polym12010234] [Citation(s) in RCA: 34] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2019] [Revised: 01/15/2020] [Accepted: 01/16/2020] [Indexed: 11/16/2022] Open
Abstract
In this work, the supercritical antisolvent (SAS) process was used to coprecipitate Eudragit L100-55 (EUD) with diclofenac (DICLO) and theophylline (THEOP), with the aim of obtaining composite microparticles with a prolonged drug release for oral delivery. Working at the optimized conditions in terms of pressure and overall concentration in the liquid solution (10.0 MPa and 50 mg/mL), microparticles of EUD/DICLO 20/1 and 10/1 w/w were produced with a mean size of 2.92 µm and 1.53 µm, respectively. For the system EUD/THEOP, well-defined spherical microspheres with a mean diameter ranging from 3.75 µm and 5.93 µm were produced at 12.0 MPa. The produced composite systems were characterized by various techniques, such as scanning electron microscopy, differential scanning calorimetry, X-ray microanalysis, FT-IR and UV-vis spectroscopy. Dissolution studies showed the potential of EUD to prolong the drug release, significantly, up to a few days.
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16
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Characterization of olive leaf extract polyphenols loaded by supercritical solvent impregnation into PET/PP food packaging films. J Supercrit Fluids 2018. [DOI: 10.1016/j.supflu.2018.06.008] [Citation(s) in RCA: 31] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
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17
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Prosapio V, De Marco I, Reverchon E. Supercritical antisolvent coprecipitation mechanisms. J Supercrit Fluids 2018. [DOI: 10.1016/j.supflu.2018.04.021] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
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18
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Abuzar SM, Hyun SM, Kim JH, Park HJ, Kim MS, Park JS, Hwang SJ. Enhancing the solubility and bioavailability of poorly water-soluble drugs using supercritical antisolvent (SAS) process. Int J Pharm 2018; 538:1-13. [DOI: 10.1016/j.ijpharm.2017.12.041] [Citation(s) in RCA: 85] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/29/2017] [Revised: 12/17/2017] [Accepted: 12/22/2017] [Indexed: 01/19/2023]
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19
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García-Casas I, Montes A, Pereyra C, Martínez de la Ossa E. Co-precipitation of mangiferin with cellulose acetate phthalate by Supercritical antisolvent process. J CO2 UTIL 2017. [DOI: 10.1016/j.jcou.2017.10.003] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Irvine J, Afrose A, Islam N. Formulation and delivery strategies of ibuprofen: challenges and opportunities. Drug Dev Ind Pharm 2017; 44:173-183. [PMID: 29022772 DOI: 10.1080/03639045.2017.1391838] [Citation(s) in RCA: 75] [Impact Index Per Article: 10.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
Ibuprofen, a non-steroidal anti-inflammatory drug (NSAID), is mostly administered orally and topically to relieve acute pain and fever. Due to its mode of action this drug may be useful in the treatment regimens of other, more chronic conditions, like cystic fibrosis. This drug is poorly soluble in aqueous media and thus the rate of dissolution from the currently available solid dosage forms is limited. This leads to poor bioavailability at high doses after oral administration, thereby increasing the risk of unwanted adverse effects. The poor solubility is a problem for developing injectable solution dosage forms. Because of its poor skin permeability, it is difficult to obtain an effective therapeutic concentration from topical preparations. This review aims to give a brief insight into the status of ibuprofen dosage forms and their limitations, particle/crystallization technologies for improving formulation strategies as well as suggesting its incorporation into the pulmonary drug delivery systems for achieving better therapeutic action at low dose.
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Affiliation(s)
- Jake Irvine
- a Pharmacy Discipline, School of Clinical Sciences, Faculty of Health , Queensland University of Technology , Brisbane , QLD , Australia
| | - Afrina Afrose
- a Pharmacy Discipline, School of Clinical Sciences, Faculty of Health , Queensland University of Technology , Brisbane , QLD , Australia.,b Institute of Health and Biomedical Innovation , Queensland University of Technology , Brisbane , QLD , Australia
| | - Nazrul Islam
- a Pharmacy Discipline, School of Clinical Sciences, Faculty of Health , Queensland University of Technology , Brisbane , QLD , Australia.,b Institute of Health and Biomedical Innovation , Queensland University of Technology , Brisbane , QLD , Australia
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Baldino L, Reverchon E, Della Porta G. An optimized process for SC-CO 2 extraction of antimalarial compounds from Artemisia annua L. J Supercrit Fluids 2017. [DOI: 10.1016/j.supflu.2017.05.018] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
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Murakami Y, Shimoyama Y. Production of nanosuspension functionalized by chitosan using supercritical fluid extraction of emulsion. J Supercrit Fluids 2017. [DOI: 10.1016/j.supflu.2017.05.014] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Kegl T, Kravanja G, Knez Ž, Knez Hrnčič M. Effect of addition of supercritical CO2 on transfer and thermodynamic properties of biodegradable polymers PEG 600 and Brij52. J Supercrit Fluids 2017. [DOI: 10.1016/j.supflu.2016.11.011] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Lőrincz L, Bánsághi G, Zsemberi M, de Simón Brezmes S, Szilágyi IM, Madarász J, Sohajda T, Székely E. Diastereomeric salt precipitation based resolution of ibuprofen by gas antisolvent method. J Supercrit Fluids 2016. [DOI: 10.1016/j.supflu.2016.07.021] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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Baldino L, Concilio S, Cardea S, De Marco I, Reverchon E. Complete glutaraldehyde elimination during chitosan hydrogel drying by SC-CO2 processing. J Supercrit Fluids 2015. [DOI: 10.1016/j.supflu.2015.04.020] [Citation(s) in RCA: 56] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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