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"Pred rage" is a phrase used to describe rage and other emotional responses to the drug prednisolone (pred), a corticsteroid commonly used in the treatment of various chronic illnesses.

Pred rage may be worse when increasing or reducing doses of pred, and other than anger is also described as lack of tolerance and patience.
Don't go in there, she's got pred rage badly today!
by SSAU November 17, 2010
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