Professional groomers and Veterinarians have helped eliminate many difficult skin problems using this medicated shampoo. It naturally deodorizes while aiding in the relief of the itching and irritation that comes with flea and tick infestation and the loss of hair seen with chewing and biting. Safe for puppies over 6 weeks old. For best results follow with Nature's Specialties Re-Moisturizer with Aloe to add moisture and help soothe the skin.