GlaxoSmithKline
Chemical Name: TRIAMTERENE (trye-AM-ter-een) and HYDROCHLOROTHIAZIDE (hye-droe-klor-oh-THYE-a-zide)
Dyazide 37.5-25mg is a potassium-sparing and thiazide diuretic combination used to treat high blood pressure and swelling due to excess body water.