Although it is expensive , it is generally used as part of the international donation program organized by Pfizer through the International Trachoma Initiative .
Azithromycin is preferred because it is used as a single oral dose .
Although it is expensive , Azithromycin is generally used as part of the international donation program organized by Pfizer through the International Trachoma Initiative .
Azithromycin is preferred because it is used as a single oral dose .