Here is a picture of a Cocker Spaniel in the process of being bathed. As you can see the dog is secured in the tub by the use of a grooming noose. This prevents the dog from jumping out of the tub & doing itself an injury. At the shop I always use high quality shampoos & keep a variety on hand. My medicated shampoo & a hypo-allergenic shampoo are veterinary grade, purchased from my veterianrian..