Should a suspension with tetracycline HCl and lidocaine be made with lidocaine base, or should we use lidocaine HCl and take pH 5.7 with Na2HPO4 2 aq?
Should a suspension with tetracycline HCl and lidocaine be made with lidocaine base, or should we use lidocaine HCl and take pH 5.7 with Na2HPO4 2 aq?