Medscape4d
Pharmacokinetics of Promethazine Hydrochloride After Administration of Rectal Suppositories and Oral Syrup to Healthy Subjects
one 25-mg suppository, one 50-mg suppository, or 50 mg (10 mL) of promethazine oral syrup. Blood samples were collected before each dose and at intervals from 0.5 to 48 hours afterward.
Medscape9d
Pharmacokinetics of Promethazine Hydrochloride After Administration of Rectal Suppositories and Oral Syrup to Healthy Subjects
After enrollment and completion of study period 1 (treatment D, 50 mg [10 mL ... had measurable promethazine concentrations at time zero (carry-over from the previous dose), ranging from 0. ...