NAQUASONE injectable solution contains trichlormethiazide USP, and dexamethasone acetate USP. It combines the effective diuretic activity of trichlormethiazide with the specific anti-inflammatory activity of dexamethasone for complementary action in the reduction of physiological inflammatory edematous conditions of the equine, and in the reduction of physiological parturient edema of the mammary gland and associated structures of cattle.