Formulation development and investigation of ibuprofen controlled release tablets with hydrophilic polymers and the effect of co-excipients on drug release patterns

The aim and objective of the present study was to formulate and evaluate controlled release polymeric tablets of Ibuprofen with determinations of formulation factors using various grades and types of polymer Ethocel i.e. Ethocel Standard 10P; 10FP, 100P and100FP for their release rates and release patterns in suitable media and also the mechanism involved in the release of drug from the matrices