Purushothaman M, Vijaya Ratna J. Formulation optimization and release kinetics of Metronidazole matrix, compression and spray coated tablets: Effect of organic acid on colon targeted drug delivery system. Int. J. Res. Pharm. Sci. [Internet]. 2010 Dec. 31 [cited 2025 Oct. 9];1(4):551-62. Available from: https://ijrps.com/home/article/view/3002