Fucidin is a brand name for the antibiotic fusidic acid, which is primarily used to treat skin infections caused by certain types of bacteria, such as staphylococci. It is effective against conditions like impetigo, folliculitis, and infected dermatitis. Fucidin works by interfering with bacterial protein synthesis, effectively stopping the bacteria from growing and spreading. This medication is available in various forms, including creams, ointments, and tablets, allowing for versatile application depending on the nature and severity of the infection. While Fucidin is generally well-tolerated, it is important to use it under the guidance of a healthcare professional to ensure proper treatment and to minimize the risk of antibiotic resistance.