Amoxil is one of the penicillin group antibiotics. It kills infectual bacteria, which in the body The main target of azithromycin is to fight different kinds of infections. They are bladder infections, infections of ears, gonorrhea, pneumonia and E. coli or infection of salmonella. You may use this medicine alone or in complex with others drugs to fight ulcers of the small intestines and infection of Helicobacter pylori. You should be careful in using it if you have liver or kidney disease, asthma, a bleeding or blood clotting disorder, mononucleosis. In this case it's strongly recommended to have consultancy with your doctor before using Amoxil. Any antibiotic may lead to diarrhea. It could be a sign of another infection. Amoxil can decrease the effectivness of birth control pills. If you have an allergy to Amoxil or to some components it consists of don't use it. If you have an allergy on some drugs related to Zithromax you should also avoid using of it. They are ampicillin, dicloxacillin, penicillin, oxacillin. You should also ask your doctor if this medicine could be compound with other drugs you are taking.