FIX ZITHRO 250 (Azithromycin) is an antibiotic formulated for birds, commonly used to treat a variety of infections in pigeons, pet birds, and exotic birds. It is effective against a range of pathogens including gram-positive bacteria, certain gram-negative bacteria, spirochetes, anaerobic bacteria, and other microorganisms. Notably, it is also used to combat Chlamydia psittaci in cockatiels. The mechanism of action for Azithromycin involves the inhibition of bacterial growth, aiding in the resolution of the infection. It is important to note that this medication is designated solely for avian use and should not be administered to birds that are intended for human consumption. Always consult with a veterinarian for proper diagnosis and treatment plans for your birds.