Mediker Anti-Lice Oil is used to treat skin infections caused by microorganisms. It kills and stops the growth of infection causing microorganisms, thereby clearing the infection and relieving the symptoms. It also blocks the release of chemicals that cause symptoms such as itching, redness and swelling. Therefore this medicine relieves the inflammation due to these infections. You should use Mediker Anti-Lice Oil for as long as it is prescribed, even if your symptoms disappear, otherwise they may come back.