Disclosed is animmediate release-sustained release osmotic pump tablet comprising methoxyphenamine or its hydrochloride, noscapine, aminophylline, chlorphenamine maleate. The tablet comprises two drug-release parts,andone is immediate release part comprising 1-70% of active ingredient coated on the surface of the osmotic pump tablet,whichmake drugs immediately release when the tablet gets into the stomach

Quick release-sustained release composition containing methoxyphenamine or hydrochloride thereof, narcotine, aminophylline and chlorphenamine maleate is disclosed by the present invention. The quick release part has 1-70% effective components and the sustained release part has 30-99% effective components,and the release time is 8-24 hours. The preparations of the quick release-sustained composition includes a quick release-sustained release tablet, a quick release-sustained release capsule or a ...