HAPPY JACK MITEX EAR CARE 1/2OZ by HAPPY JACK options 1/2 OZ - $9.99 1/2 OZ Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Please call the store at (434) 392-4192 to place your order. Rid your cat or dog of ear mites with Happy Jack Mitex Ear Care. This effective pesticide comes in a handy-self applicator bottle. Contains Pyrethrins.