Original sentence: Promazine is an antipsychotic phenothiazine medication (brandname Sparine)
Edited sentence: Patient compliance is low because of the agonizing side effect of akathisia.Promazine is an antipsychotic phenothiazine medication brandname Sparine®.Serious side effects include tardive dyskinesia and the potentially fatal neuroleptic malignant syndrome.This drug belongs to the class of drugs called phenothiazine and this drug is exceptionally toxic it being manufactured with the chemical phenothiazine