- Section your pet's fur and start combing at the roots and up the hair to remove fleas, flea eggs or debris.Clean the bristles as fleas or debris are collected using a paper towel or alcohol wipe.Comb through the pet's body, working your way from head to tail, pay special attention to areas around the neck, behind the ears and along the back.CAUTION: Teeth of the comb are sharp. Point teeth away from pet and use gently when combing around sensitive areas.