OBJECTIVE:To compare the difference of the pharmacokinetics of intravenous tinidazole and metronidazole in men and to provide a scientific basis for clinical application.METHODS:Six healthy male volunteers were given 400 mg tinidazole or metronidazole by injection intravenously within 30 minutes in a crossover study.The drug concentrations in plasma were determined by HPLC.The parameters of pharmacokinetics were calculated with 3P87 pharmacokinetic program.RESULTS:The mean peak concentrations of tinidazole ...