Dexamethasone is a synthetic member of the glucocorticoid class of hormones. It acts as an anti-inflammatory and immunosuppressant. Its potency is about 40 times that of hydrocortisone.

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... DEXAMETHASONE (Decadron®, Dexone®, Hexadrol®) is a corticosteroid. It helps to reduce swelling, redness, itching, and allergic reactions. Dexamethasone is similar to natural steroid hormone produced by the adrenal gland. Dexamethasone treats severe allergies, skin problems, asthma, arthritis and other conditions. Generic dexamethasone tablets are available. ...
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Dexamethasone Systematic (IUPAC) name 9-fluoro-11β,17,21-trihydr ...
Wikipedia - [full article]

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