A single adrenal gland may also be removed in cases where only one is enlarged.[4] In cases due to enlargement of both glands treatment is typically with medications known as aldosterone antagonists such as spironolactone or eplerenone.[1] Other medications for high blood pressure and a low salt diet may also be needed.[1][4] Some people with familial hyperaldosteronism may be treated with the steroid dexamethasone.