M. hominis is susceptible to tetracyclines. (Use clindamycin for tetracycline-resistant mycoplasmas.)U. urealyticum is susceptible to tetracyclines and erythromycins.Encourage the use of barrier contraception to prevent infection.Taylor-Robinson D, Bébéar C. Antibiotic susceptibilities of mycoplasmas and treatment of mycoplasmal infections. J Antimicrob Chemother 1997;40:622–30.