Infection
Child = 8 yr: 4 mg/kg PO, IV; then 4 mg/kg PO qd divided q 12 h. Give IV in 500-to 1,000-ml solution without calcium over 6 h.
Adolescent, adult: 200 mg PO, IV; then 100 mg q 12 h or 50 mg PO q 6 h.
Gonorrhea in pt sensitive to penicillin
Adolescent, adult: 200 mg; then 100 mg q 12 h × 4 day.
Syphilis in pt sensitive to penicillin
Adult: 200 mg; then 100 mg q 12 h × 10-15 day.
Meningococcal carrier
Adolescent, adult: 100 mg PO q 12 h × 5 day.
Uncomplicated urethral, endocervical or rectal infection
Adult: 100 mg PO q 12 h × at least 7 day.
Uncompplicated gonococcal urethritis (males)
Adolescent, adult: 100 mg PO q 12 h × 5 day.
Acne
Adult: 50 mg PO qd bid-tid. |