In vitro study on the interaction of ketotifen fumarate with anhydrous theophylline
Braz. j. pharm. sci; 48 (2), 2012
The purpose of the present study was to investigate the interaction between ketotifen fumarate and anhydrous theophylline in aqueous media of various pH (1.2 and 6.8). Using Job's continuous-variation analysis and Ardon's spectrophotomeric measurement methods, the values of the stability constants of the...