Canazole 1% Ear Drop is an antifungal medication. It is used in the treatment of fungal ear infection. It kills fungi by destroying the fungal cell membrane. Canazole 1% Ear Drop is for external use only. Never use drops if the seal is broken before you use it for the first time. Wash your hands before using it. Follow the instructions given by your doctor and use it in the dose and duration suggested by the doctor. Do not stop using it until you have finished the complete course, even when you feel better. Some of the common side effects include ear discomfort. If the side effects bother you or do not go away, let your doctor know. It is not likely that other medicines you take by mouth or injection will affect the way it works but talk to your doctor before using it if you have used a similar medicine before and had an allergic reaction. This medicine should only be used if it is clearly needed during pregnancy.