BY MOUTH:
URINARY-TRACT INFECTIONS, 200 - 400 MG DAILY PREFERABLY IN THE MORNING, INCREASED IF NECESSARY IN UPPER URINARY-TRACT INFECTIONS TO 400 MG TWICE DAILY
CHRONIC PROSTATITIS, 200 MG TWICE DAILY FOR 28 DAYS
LOWER RESPIRATORY-TRACT INFECTIONS, 400 MG DAILY PREFERABLY IN THE MORNING, INCREASED IF NECESSARY TO 400 MG TWICE DAILY
SKIN AND SOFT-TISSUE INFECTIONS, 400 MG TWICE DAILY
UNCOMPLICATED GONORRHOEA, 400 MG AS A SINGLE DOSE
UNCOMPLICATED GENITAL CHLAMYDIAL INFECTION, NON-GONOCOCCAL URETHRITIS, 400 MG DAILY IN SINGLE OR DIVIDED DOSES FOR 7 DAYS
PELVIC INFLAMMATORY DISEASE: 400 MG TWICE DAILY FOR 14 DAYS
BY INTRAVENOUS INFUSION (OVER AT LEAST 30 MINUTES FOR EACH 200 MG), COMPLICATED URINARY-TRACT INFECTION, 200 MG DAILY
LOWER RESPIRATORY-TRACT INFECTION, 200 MG TWICE DAILY
SEPTICAEMIA, 200 MG TWICE DAILY
SKIN AND SOFT-TISSUE INFECTIONS, 400 MG TWICE DAILY
SEVERE OR COMPLICATED INFECTIONS, DOSE MAY BE INCREASED TO 400 MG TWICE DAILY.
FOR INTRAVENOUS USE A 0.2% SOLUTION IS INFUSED OVER 30 MINUTES OR A 0.4% SOLUTION OVER 60 MINUTES. A DOSE OF 400 MG DAILY OR INTERMITTENTLY BY MOUTH HAS BEEN RECOMMENDED BY WHO AS PART OF ALTERNATIVE MULTIDRUG THERAPY REGIMENS FOR LEPROSY.