Dr. Fl33 is a 50:1 ultra high concentrate orange shampoo that does not contain soap or detergent. Since dr. Fl33 is safe to use on flea & tick bites it is a must for summer season! Dr. Fl33 contains natural tree oils and herbal extracts and aloe vera. Dr. Fl33 is safe to use with other flea drops so it gently cleans without drying the skin or coat. Dr. Fl33 is safe for dogs, cats, horses, puppies, kittens, ferrets & farm animals.