premise: Azithromycin is available.
hypothesis: Azithromycin . It can be taken by mouth or intravenously with doses once per day . It is on the World Health Organization 's List of Essential Medicines , the most effective and safe medicines needed in a health system . It is available as a generic medication and is sold under many trade names worldwide . The wholesale cost in the developing world is about 0.18 to 2.98 USD per dose . In the United States it is about 33 USD for a course of treatment .