Hydrochlorothiazide? Hydrochlorathiazide is a common misspelling of hydrochlorothiazide.
Hydrochlorothiazide is a prescription drug that is used for high blood pressure control and fluid retention treatment. The medicine, which is a type of diuretic, works by increasing the amount of water removed from the blood and decreasing blood volume. Hydrochlorothiazide is available as a capsule or a tablet and comes in a variety of strengths. Potential side effects of the medication may include low blood potassium levels, dizziness, upset stomach, and vomiting.