Preparation of ondansetron hydrochloride sustained - release tablet evaluation of its and drug release behavior in vitro 盐酸恩丹西酮缓释片的研制及体外释药特性
Studies on preparation of naproxen sodium and pseudoephedrine hydrochloride bilayed sustained - release tablets and their release behavior in vitro 萘普伪麻双层缓释片的制备及其体外释药行为研究