Promethazine HCl 6.25mg, dextromethorphan HBr 15mg; per 5mL; liq; contains alcohol 7%. Dextromethorphan is an antitussive agent and, unlike the isomeric levorphanol, it has no analgesic or ...
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.
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