Amoxycillin is a penicillin antibiotic. It fights bacteria in your body. It is used to treat many different types of infections caused by bacteria, such as ear infections, bladder infections, pneumonia, gonorrhea, and E. Coli or salmonella infection.These antibiotic do not kill bacteria, but they stop bacteria from multiplying by preventing bacteria from forming the walls that surround them. It has been demonstrated by recent studies that Amoxycillin shows significantly better symptoms relief with the modest improvement of Pneumonia and other throat infections