Cats and Dogs Do not groom pets indoors. Wash pets weekly. Wiping animal down with a damp cloth or using Aller-pet will help remove allergen from the cat's coat. Remove pets from the patient's bedroom if cannot be removed from the whole house. Cockroaches Spray insecticides do not eliminate roach allergen and can worsen asthma.
Roach motels are also ineffective.
Roach baits such as Siege and Combat are effective although they work best when these products are rotated once per 1-2 months. Killing stubborn cockroaches may require help from a professional exterminator. It is essential to control dampness and humidity. Usually requires use of air conditioner and possibly dehumidifier. Avoid vaporizers and humidifiers.