Sustained release drug dosage forms containing hydroxypropylmethylcellulose and alkali metal carboxylates

摘要: A therapeutically active solid unit dosage form comprising a carrier base material combined with medicament and shaped compressed to having controlled sustained release pattern upon administration, the mixture of one or more nonionic cellulose ethers an alkali metal carboxylate, wherein at least is hydroxypropylmethylcellulose number average molecular weight 50,000.