Most of herbal formulations have lacking of preformulational and post formulational studies. Thus, an attempt was made to performed the preformulation and post formulation characteristics for senna leaf powder and calcium sennoside. The conventional tablet of senna leaf powder and calcium sennoside may release a significant amount of drug in the physiological environment of stomach before reaching at the site of action. Hence, enteric coated tablet of calcium sennoside and senna leaf powder was prepared using cellulose acetate phthalate for averting the initial loss of 5-8% sennoside in...
Most of herbal formulations have lacking of preformulational and post formulational studies. Thus, an attempt was made to performed the preformulation...