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Alonso W, Vandeberg P, Lang J, Yuziuk J, Silverstein R, Stokes K, McBride D, Cruz M, Burns D, Merritt WK, Willis T, Jorquera JI. Immune globulin subcutaneous, human 20% solution (Xembify®), a new high concentration immunoglobulin product for subcutaneous administration. Biologicals 2020; 64:34-40. [PMID: 32085977 DOI: 10.1016/j.biologicals.2020.01.004] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/21/2019] [Revised: 12/19/2019] [Accepted: 01/10/2020] [Indexed: 12/19/2022] Open
Abstract
Immune globulin subcutaneous, human 20% solution (IGSC-C 20%, Xembify®)-a new 20% immunoglobulin (IgG) liquid product for subcutaneous (SC) administration-has been developed by Grifols. The IGSC-C 20% formulation is based on knowledge acquired from the formulation of Immune Globulin Injection (Human),10% Caprylate/Chromatography Purified (IGIV-C 10%, Gamunex®-C). The protein concentration was increased from 10% to 20% to provide a smaller volume for SC administration. The IGSC-C 20% manufacturing process employs the same caprylate/chromatography purification steps as IGIV-C 10%, with the addition of an ultrafiltration step so that the product can be formulated at a higher protein concentration. IGSC-C 20% has been produced at full industrial scale to support clinical studies and licensure. These batches were characterized using a comprehensive panel of analytical testing. The new IGSC-C 20% product maintains the same composition, neutralizing activity, purity, and quality characteristics found in IGIV-C 10%.
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Affiliation(s)
- William Alonso
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA.
| | - Pete Vandeberg
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - John Lang
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Jeffrey Yuziuk
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Rebecca Silverstein
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Kenya Stokes
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Dennis McBride
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Maria Cruz
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Doug Burns
- Grifols Therapeutics LLC, 8368 US 70 Business Hwy West, Clayton, NC, 27520, USA
| | - W Keither Merritt
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Todd Willis
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
| | - Juan I Jorquera
- Grifols Bioscience Research Group, 85 TW Alexander Drive, Research Triangle Park, NC, 27709, USA
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