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Home › Controlled release solid drug dosage forms based on mixtures of water soluble nonionic cellulose ethers and anionic surfactants

Controlled release solid drug dosage forms based on mixtures of water soluble nonionic cellulose ethers and anionic surfactants

US Patent 4849229 · Granted Jul 18, 1989

Estimated economic value: $4,209,000 ⓘ

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