In a complex with other medications in order to prevent certain infections. Taking this medicine, so that they can be treated appropriately. In excess can lead to serious consequences. Due to the differences in the way proteins are made in bacteria and humans, the macrolide antibiotics do not influence the production of proteins in humans. Azithromycin works against several different bacteria, especially chlamydia and streptococcus. Do not influence the production of proteins in humans.