초록 ▼

A polymeric diffusion matrix is provided comprising from about 2 to about 60% glycerol, from about 2 to about 15% polyvinylalcohol, from about 2 to about 10% water soluble polymer with hydration sites which in combination with the remaining ingredients yields a matrix capable of sustained release of

A polymeric diffusion matrix is provided comprising from about 2 to about 60% glycerol, from about 2 to about 15% polyvinylalcohol, from about 2 to about 10% water soluble polymer with hydration sites which in combination with the remaining ingredients yields a matrix capable of sustained release of a drug dispersed therein, and the balance water, the percentages being by weight.

대표청구항 ▼

A transdermal drug delivery vehicle, which contains a1-(methylamino)ethyl]benzene-methanol in the form of a shape-retaining matrix for direct application to the skin of a patient in need of the a1-(methylamino)ethyl]benzene-methanol to be delivered, said matrix comprising from about 2 to about 60% g

A transdermal drug delivery vehicle, which contains a1-(methylamino)ethyl]benzene-methanol in the form of a shape-retaining matrix for direct application to the skin of a patient in need of the a1-(methylamino)ethyl]benzene-methanol to be delivered, said matrix comprising from about 2 to about 60% glycerol, from about 2 to about 15% polyvinylalcohol molecular weight of from about 100,000 to about 150,000, from about 2 to about 10% polyvinylpyrrolidone molecular weight of from about 20,000 to about 60,000 and the balance water, cast or molded from hot solution thereof.