On chronic cases of long duration, Happy Jack Ear Canker Powder brought complete recovery within two to five days. It promotes healing and dries up the inner ear canker as well as the external areas that may become sore and moist from the canker discharge.

Happy Jack has compared leading canker remedies for some time. Happy Jack Ear Canker Powder far surpasses all others tested.

Cleanse the ears with ether or hydrogen peroxide prior to application. Easy to apply squeeze 1/2 oz. container. Contains Zinc Oxide and Iodoform.