Ciprofloxacin* 500 mg orally twice daily for three days OR
Erythromycin¶ base 500 mg orally three times daily for seven days
IM: intramuscular. * Not recommended in pregnancy or breastfeeding. ¶ Erythromycin is rarely used given gastrointestinal toxicity. Erythromycin ethylsuccinate 800 mg may be substituted for erythromycin base 500 mg.
Adapted from: Workowski KA, Bolan GA, Centers for Disease Control and Prevention. Sexually transmitted diseases treatment guidelines, 2015. MMWR Recomm Rep 2015; 64:1.