More than two hundred bottles of promethazine were found in a car, according to the San Pablo Police Department. Recently, ...

After enrollment and completion of study period 1 (treatment D, 50 mg [10 mL] of promethazine oral syrup), one subject was withdrawn from the study because of violation of study protocol.

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 ...