The Ultimate Guide To promethazine america
Promethazine is metabolized from the liver to a number of compounds; the sulfoxides of promethazine and N-demethylpromethazine tend to be the predominant metabolites showing from the urine.When specified concomitantly with promethazine, the dose of barbiturates need to be lessened by at the least a single-50 %, and the dose of narcotics should be r