MUCOADHESIVE, THERAPEUTIC OR HYGIENIC SOLID COMPOSITION FOR APPLICATION ON ORAL OR NASAL MUCOSA

摘要

solid composition mucoadhu00e9sive, therapeutic or hygienic purposes, for human useand animals, intended to be administered by mucosal applicationoralnasal, the composition comprising, in combination, a cellulosic ethergu00e9lifiable inthe presence of an aqueous fluid, a homopolymer or a copolymer of acidacrylicphysiologically acceptable salt, or a homopolymer or copolymer, and thean active substance, characterized by therapeutic or hygienic.it contains.as the cellulose ether, 15 to 25% by weight of at least one element selectedin thegroup of c1-c4 alkyl ethers of cellulose ethersto hydroxyalkylein a c1-c4 of cellulose and mixtures thereof and 10 to 15% by weight ofhomopolymer.the copolymer or salt, and in that it also includes 30 to 45% by weight ofgelatin.