Most of the side effects are of a gastrointestinal nature such as nausea, gastrointestinal, vomiting, and abdominal pain.
buy azithromycin online no prescription The medication is derived from the antibiotic erythromycin, although it is substantially different in its chemical makeup. The medication is derived from the antibiotic erythromycin, although it is substantially different in its chemical makeup. Zithromax is one of the best selling antibiotics in the world, though it is sold under a wide variety of names around the world.