- What is betamethasone?
- Spray contains 0.0643% betamethasone dipropionate (equivalent to 0.05% betamethasone), a synthetic, fluorinated corticosteroid for topical use. The chemical name for betamethasone dipropionate is 9-fluoro-11(β), 17, 21-trihydroxy-16(β)-methylpregna-1,4-diene-3,20-dione-17,21-dipropionate. The empirical formula is C 28 H 37 FO 7 and the molecular weight is 504.6. The structural formula is shown below. Each gram of SERNIVO Spray contains 0.643 mg of betamethasone dipropionate USP (equivalent to 0.5 mg betamethasone) in a slightly thickened, white to off-white, oil-in-water, non-sterile emulsion with the following inactive ingredients: butylated hydroxytoluene, cetostearyl alcohol, hydroxyethyl cellulose, methylparaben, mineral oil, oleyl alcohol, polyoxyl 20 cetostearyl ether, propylparaben, purified water, and sorbitan monostearate. SERNIVO Spray is co-packaged with a manual spray pump for installation by the pharmacist prior to dispensing to patients. Chemical Structure
- What kind of drug is betamethasone?
- The FDA classifies betamethasone as a corticosteroid. Corticosteroids mimic the body's natural stress hormone cortisol: they enter cells and bind a glucocorticoid receptor that switches off genes for inflammatory chemicals, calming swelling, redness, and an overactive immune response. If you are checking whether it is safe to combine with something else, the class is what matters — two drugs from the same class usually should not be stacked.
- Can you take betamethasone with other medicines?
- It depends on the medicine. We check it against the FDA labels rather than guessing: our interaction checker searches each drug's own label for the other and quotes what it says, naming the section it came from. Run betamethasone against whatever else you take — and remember that a label not naming a drug is not the same as that combination being safe.
- What brand names is betamethasone sold under?
- We track 13 betamethasone-containing products in the U.S.: Sernivo, Diprolene, Diprolene Af, Alphatrex, Beta-Val, Betaderm, Betamethasone Dipropionate and Betamethasone Valerate, and 5 more. They are the same active ingredient; they differ in form, manufacturer, price and FDA recall record.