Azithromax 500 mg is one of the best antibiotics works to harm the bacteria and fight the infection. Azithromycin works to harm the bacteria and fight the infection.How should Azithromax 500 mg ( Azithromycin 500 mg ) be used:Take Azithromycin exactly as directed by your doctor. Do not take more or less than instructed by your doctor. Take Azithro