Question: how long until azithromycin work for diarrhea?
Answer: If symptoms are not resolved after 24 hours, continue Azithromycin 500mg daily for up to 3 days. However, Azithromycin shoud be taken for the full 3 days if blood/mucus or fever >101°F (38.3°C) is associated with the diarrhea. Levofloxacin may be prescribed for those who cannot take Azithromycin.