Parents have been warned not to give their young children the popular oral antihistamine, promethazine hydrochloride — sold as Phenergan and other generic brands. Children under the age of six are at ...

Promethazine HCl 12.5mg+, 25mg+, 50mg ... Perioperative nausea & vomiting: 25mg; may give additional doses of 12.5–25mg at 4–6hr intervals. <2yrs: see Contraindications.

The medication, commonly known by the brand name Phenergan, is used to treat allergies ... system side effects" that include: "When high doses are given, these children may also experience ...

Promethazine HCl 12.5mg ... Perioperative nausea & vomiting: 25mg; may give additional doses of 12.5–25mg at 4–6hr intervals. <2yrs: see Contraindications. Motion sickness: ≥2yrs: 12.5 ...

Because of the risk of tardive dyskinesia, do not take this more often, in larger doses, or for longer than directed by your doctor. If heartburn only occurs at certain times (such as after the ...

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 ...

The pharmacokinetics of promethazine administered in oral syrup and rectal suppositories were highly variable, but, in general, the suppositories produced a lower C max and later t max than the syrup.