ACE inhibitors, diuretics, beta blockers, and digoxin. Medications such as antihistamines and diuretics can be predisposing factors. Spironolactone belongs to a class of medications known as potassium-sparing diuretics. Treatment includes diuretics, such as furosemide. Specific examples include anticholinergics, diuretics, phenothiazines and barbiturates. Some heart failure patients on chronic diuretics can undergo excessive diuresis. Standard therapy may include salt restriction, ACE inhibitors, diuretics, and beta blockers. Medications including penicillamine, various diuretics, and sodium valproate can inhibit absorption as well. In people with symptoms, digoxin and diuretics may help. The list includes other potassium-sparing diuretics, such as triamterene and spironolactone. Diuretics and ACE inhibitors may be used to treat hypertension. Low volume hyponatremia can occur from diarrhea, vomiting, diuretics, and sweating. Treatment may include the use of beta blockers, diuretics, or disopyramide. Hydrochlorothiazide belongs to thiazide class of diuretics. This means administration of diuretics and vasodilators must be monitored carefully.