PROCESS FOR PRODUCING RETARDE, INTESTINOSOLVENT PHARMACEUTICAL COMPOSITIONS COATED WITH ACRYLIC- AND METHACRYLIC-ACID-ESTER COPOLYMERIZATE CONTAINING TRIMETHYL-AMMONIUM-METACRYLATE

摘要

Eudragit R, RS, RL, RS 30 D, RL 30 D coated tablets comprise acrylic and methacrylic acid-ester copolymer comprising tri-methyl-ammonium methacrylate coating. The product slowly disintegrates in stomach at pH 1.2-1.5 allowing the active ingredient to act on gastric juices.