This medication is used to treat a variety of skin conditions (such as eczema, dermatitis, allergies, rash). Betamethasone reduces the swelling, itching, and redness that can occur in these types of conditions. This medicHow to use Maxivate Cream Read the Patient Information Leaflet provided by your pharmacist before you start using this medication and each time you get a refill. Use this medication on the skin only. However, do not use it on the face, groin, or underarms or for diaper rash unless directed to do so by your doctor. Wash and dry your hands. Before applying the medication, clean and dry the affected area. Apply a thin film of the medication to the affected area and gently rub in, usually 1-2 times daily or as directed by your doctor. Do not cover, bandage, or wrap the area unless directed to do so by your doctor. If you are using the lotion form of this medication, shake the bottle well before each dose.ation is a strong corticosteroid.