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Last Updated: December 30, 2025

Claims for Patent: 5,567,677

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Summary for Patent: 5,567,677

Title:	Protein formulation comprising growth hormone
Abstract:	The invention relates to injectable formulations of growth hormone comprising citrate as buffer substance. The formulation could be an aqueous solution of growth hormone and citrate as buffer substance in a concentration of 2-50 mM. The formulation of the growth hormone could comprise growth factor, amino acids such as e.g. glycine and alanine and/or mannitol or other sugar alcohols and/or glycerol and/or other carbohydrates and optionally a preservative such as benzyl alcohol. The invention also relates to a process for preparation of the formulation by mixing growth hormone with citrate as buffer substance or by adding the constituents of the final formulation on the last gel purification step.
Inventor(s):	Staffan Castensson, Ebba Florin-Robertsson, Elvy H okby, Sirkka Thom e
Assignee:	Pfizer Health AB
Application Number:	US08/162,017

Details for Patent 5,567,677

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Sandoz Inc.	OMNITROPE	somatropin	For Injection	021426	May 30, 2006	⤷ Get Started Free	2013-10-22
Sandoz Inc.	OMNITROPE	somatropin	Injection	021426	January 16, 2008	⤷ Get Started Free	2013-10-22
Sandoz Inc.	OMNITROPE	somatropin	Injection	021426	August 25, 2008	⤷ Get Started Free	2013-10-22
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

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