It is prepared based on iraidazolidinone, methyl sulfuryl chloride and 6-APA through substitution, acylchlorization, condensation and salt formation reaction.

• 美洛西林对某些疾病的治疗已与头孢类抗生素的疗效相当,在治疗小儿痢疾时疗效良好,被中华医学会建议用来治疗医源性肺炎。