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1 definition by tktk

(HCTZ) First line diuretic belonging to the Thiazide class of medications. HCTZ is commonly used in the treatment of hypervolemia, congestive heart failure, symptomatic edema, and the prevention of kidney stones
Hydrochlorothiazide was incorrectly used in Xmen Origins: Wolverine.
by tktk January 12, 2010