DEVELOPMENT OF FORMULATION AND IN-VITRO EVALUATION OF GASTRO RETENTIVE FLOATING DRUG DELIVERY SYSTEM FOR NITRENDIPINE BILAYER TABLETS Journal title: International Journal of Pharmaceutical Development & Technology Authors: P.Gopalakrishna1 *, B.Ramarao1 , G.Chiranjeevi1 , S.Ramyasri2 Subject(s):
