Mox 125 mg Dry Syrup is an antibiotic medicine used to treat bacterial infections in children. It is used in treating infections of the skin, throat, ear, and lungs caused by bacteria. A bacterial infection occurs when harmful bacteria enter and grow in the body. This bacteria can infect any part of the body and multiply very quickly. Mox 125 mg Dry Syrup is effective in treating infections caused by bacteria only and does not treat viral infections like flu or a common cold.