Furthermore, speak with your vet as soon as you notice pimples in their early stages. Acne spots are always itching, unlike normal whisker bumps. With the hair follicle damaged by inflammation, this gives bacteria an open invitation to invade. This field is for validation purposes and should be left unchanged. Learn how to create a happy, healthy home for your pet. This happens when hair grows at an angle and meets resistance from dead skin cells at the pore opening. So, if your dog has an abscess, applying a hot pack to the affected areas would make a huge difference in opening it up.