Batavia Exports International offers Promethazine Hydrochloride as Antiemitics and Antinauseants Agent. Batavia Exports International supplies pharmaceutical formulations, active pharmaceutical ingredients and related chemicals. Promethazine Hydrochloride as Antiemitics and Antinauseants Agent is available in injection. Promethazine Hydrochloride as Antiemitics and Antinauseants Agent is available in the pack of 25mg / ml - 2ml. This medicine is used for preoperative sedation and to counteract post narcotic nausea. It is used medically as an antihistamine antiemetic.