| trimeprazine | <chemical> A phenothiazine derivative that is effective as an antipruritic. Pharmacological action: antipruritics. Chemical name: 10H-Phenothiazine-10-propanamine, N,N,beta-trimethyl- (12 Dec 1998) |
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| trimeprazine tartrate | 10-[3-(Dimethylamino)-2-methylpropyl]phenothiazine tartrate;a phenothiazine compound related chemically and pharmacologically to promazine but with a more pronounced histamine-antagonizing action; used for the symptomatic relief of pruritus. (05 Mar 2000) |