pred·nis·o·lone 
(prĕd-nĭsə-lōn′)
(prĕd-nĭsə-lōn′)n.
A synthetic corticosteroid, C21H28O5, derived from cortisol and used as an anti-inflammatory, immunosuppressive, and antiallergic drug.
[Blend of PREDNISONE and -OL1.]
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- what's/what is/what is it with
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