Question: Which one of the following oral antimicrobial regimens is recommended for the treatment of Mycoplasma genitalium when macrolide resistance testing is not available? Doxycycline 100 mg twice daily for 14 days Doxycycline 100 mg twice daily for 7 days followed by azithromycin 1 gram for 1 day, followed by azithromycin 500 mg daily for 3 days Doxycycline 100 mg twice daily for 7 days followed by moxifloxacin 400 mg once daily for 7 days Moxifloxacin 400 mg once daily for 14 days