Percutaneously absorbable patch
First Claim
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1. A percutaneously absorbable preparation-containing patch, wherein the preparation comprises:
- (1) 20 to 99% by weight of a base comprising as essential ingredients;
(a) 5 to 50% by weight of a (A-B)n -A based elastomer, wherein A is substantially a monovinyl-substituted aromatic compound polymer block, B is substantially a conjugated diolefin copolymer block, and n is an integer of 3-7,(b) 1 to 20% by weight of crotamiton, and(c) 10 to 70% by weight of a softening agent; and
(2) 0.01 to 10% by weight of estrogen and 0.01 to 10% by weight of a luteal hormone as active ingredients, the proportion of each ingredient being based on the total amount of the pharmaceutical preparation.
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Abstract
A percutaneously absorbable preparation-containing patch, wherein the preparation comprises: (1) a base comprising as essential ingredients a (A-B) n-A based elastomer wherein A is substantially a monovinyl-substituted aromatic compound polymer block, B is substantially a conjugated diolefin copolymer block, and n is an integer of 3-7, crotamiton, and a softening agent; and (2) at least two hormones, especially estrogen and luteal hormones, as active ingredients.
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Citations
7 Claims
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1. A percutaneously absorbable preparation-containing patch, wherein the preparation comprises:
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(1) 20 to 99% by weight of a base comprising as essential ingredients; (a) 5 to 50% by weight of a (A-B)n -A based elastomer, wherein A is substantially a monovinyl-substituted aromatic compound polymer block, B is substantially a conjugated diolefin copolymer block, and n is an integer of 3-7, (b) 1 to 20% by weight of crotamiton, and (c) 10 to 70% by weight of a softening agent; and (2) 0.01 to 10% by weight of estrogen and 0.01 to 10% by weight of a luteal hormone as active ingredients, the proportion of each ingredient being based on the total amount of the pharmaceutical preparation. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification