In addition, a number of subjects in each treatment group had measurable promethazine concentrations at time zero (carry-over from the previous dose), ranging from 0.05 to 1.3 ng/mL. The mean ...

Patient should follow the advice of doctor regarding its use Q : Is Promethazine over the counter? No, it is available with doctor's prescription only Q : Can I take Promethazine for a hangover ...

The pharmacokinetics of promethazine hydrochloride after administration of rectal suppositories at three dosage strengths and oral syrup were studied. The study had an open-label, randomized ...