This medication is used to treat a variety of skin conditions (e.g., eczema, dermatitis, allergies, rash). Betamethasone reduces the swelling, itching, and redness that can occur in these types of . What Is Betaderm Ointment Used For? Betaderm ointment is used to reduce redness, itching and swelling associated with skin conditions that include eczema, dermatitis, allergies and rashes. WebMD states that Betaderm is classified as a medium-strength corticosteroid.. Detailed information related to Betaderm G Cream's uses, composition, dosage, side effects and reviews is listed below.. Betaderm gm Cream is a combination of three medicines: Beclometasone, Neomycin and Miconazole which treat skin infections. Beclometasone is a steroid which blocks the production of certain chemical messengers (prostaglandins) that make the skin red, swollen and itchy.. BETAMETHASONE is a corticosteroid. It is used on the skin to treat itching, redness, and swelling caused by some skin conditions. The lowest GoodRx price for the most common version of generic Betaderm is around $19.96, 60% off the average retail price of $51.14.. Betaderm: Betamethasone valerate belongs to the class of medications called topical corticosteroids. It is used to treat skin irritation and itch caused by skin conditions such as eczema, psoriasis, contact dermatitis, and seborrhea. It works by reducing redness, inflammation, swelling, and irritation of the skin..