Levomepromazine (methotrimeprazine) is an anti-psychotic used at low dose for the control of nausea and vomiting. When levomepromazine hydrochloride as Nozinan® is diluted with 0.9% sodium chloride at concentrations ranging from 0.13 to 6.25 mg/ml, and stored in polypropylene syringes, the drug is stable for at least 14 days.
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