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US 5,922,356 AGranted
Sustained release formulation
AssigneesSumitomo Pharmaceuticals Company, Limited, Koken Co., Ltd.
InventorsNorimasa Koseki, Akihiko Sano
Life of this patent
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Abstract
The present invention relates to a sustained release formulation used for treatment or prevention of the diseases, which contains a therapeutically effective substance as an active ingredient, collagen as a drug carrier, and glycosaminoglycan as an additive. The formulation allows controlled release of the therapeutically effective substance.
Claims13
A sustained release formulation containing a therapeutically active ingredient and collagen as a drug carriers which is characterized by additionally containing glycosaminoglycan as an additive.
Dependencies are inferred from the claim text.