The main ingredient of Minotik pain Epsilon Health is glycerol.Epsilon Health Minotik Pain Ear Drops, 7g-0 Glycerol has two key characteristics regarding its use in ear drops: Its oily texture , due to which it gently adheres to the skin at the point of application and is responsible for its protective properties. Its hygroscopicity , due to which when administered locally it removes water from edematous tissues (osmotic action), resulting in a reduction in edema and pain relief. Relief from pain and itching of the external auditory canal and treatment of inflammation Lidocaine is used as a superficial anesthetic, which intensifies the action and also soothes ear pain.