ratio-Ectosone by TEVA is a prescription topical corticosteroid lotion containing betamethasone valerate 0.1%. Each gram contains 1.22 mg of betamethasone valerate USP (equivalent to 1 mg [0.1%] betamethasone) and also contains isopropanol. Supplied in a convenient 60 mL bottle for topical use as directed by a healthcare professional. Store between 15–30°C and protect from freezing.