Regeneron Pharmaceuticals, Inc.

Chimanlall Goolcharran

Daniel B Dix

Katherine Bowers

Leu-Fen H Lin

Formulations of an interleukin-1 (IL-1) antagonist are provided including a pre-lyophilized formulation, a reconstituted lyophilized formulation, and a stable liquid formulation. Preferably, the IL-1 antagonist is an IL-1 trap composed of a dimer of two fusion proteins having an amino acid sequence of SEQ ID NO: 10. Stable liquid formulations made with and without sodium chloride, and made with phosphate or histidine buffer, are provided.

Stable liquid IL-1 antagonist formulations

Formulations of an interleukin-1 (IL-1) antagonist are provided including a pre-lyophilized formulation, a reconstituted lyophilized formulation, and a stable liquid formulation. Preferably, the IL-1 antagonist is an IL-1 trap composed of a dimer of two fusion protein having an amino acid sequence selected from the group consisting of SEQ ID NO: 10.

IL-1 antagonist formulations

Formulations of an interleukin-1 (IL-1) antagonist are provided including a pre-lyophilized formulation, a reconstituted lyophilized formulation, and a stable liquid formulation. Preferably, the IL-1 antagonist is an IL-1 trap composed of a dimer of two fusion protein having an amino acid sequence selected from the group consisting of SEQ ID NO:2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, and 26. Most preferably, the fusion protein has the sequence of SEQ ID NO:10.

Growing community of inventors

Hopewell Junction, NY, United States of America

Chimanlall Goolcharran