Coating compositions for solid medicines

Details Coating compositions for solid medicines Coating compositions for solid medicines

1974-03-28

1976-05-18

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106196, 106197C, 424362, C08L 112, C08L 126

Patent

active

039575233

ABSTRACT:
When a mixture comprising 30 to 70% by weight of an enterosoluble cellulose derivative containing a monoester linkage with a polybasic acid, such as, hydroxypropyl methylcellulose phthalate, and 70 to 30% by weight of a digestive fluid-insoluble cellulose derivative, such as, ethylcellulose is used as a coating material for solid medicines, the rate of gradual release of active ingredients of the medicine in the intestinal tracts can be appropriately controlled.

REFERENCES:
patent: 2887440 (1959-05-01), Greminger
patent: 3629237 (1971-12-01), Koyanagi

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