Happy Jack Mange Medicine Happy Jack Mange Medicine contains 28% Sulfur in a Linseed Oil, Turpentine, Cod Liver Oil, Lanolin base with Tar Acid Oil. MANGE MEDICINE PROVIDES RELIEF FOR: skin irritations fungi falling hair itching eczema hot spots moist feet and ears ear mites pus pimples severe mange Do not use on cats. Do not use on puppies under 12 weeks of age.