Many people wonder, "What is Mavik used for?" Mavik is a prescription medicine commonly used for controlling high blood pressure. By lowering blood pressure, Mavik can also reduce the risks that accompany long-term high blood pressure. Mavik also increases the survival rate of people who develop heart failure or left ventricular dysfunction following a heart attack. Finally, for those with left ventricular dysfunction, Mavik can decrease the chances of developing CHF symptoms by 20 percent. Mavik is not approved for use in children and currently has no off-label uses.