Are you ready for the NCLEX?Which diuretic is considered safest for patients with a sulfa allergy?80%Next Correct Incorrect Ethacrynic acid does not contain sulfa and is safe for sulfa-allergic patients. Which diuretic is considered safest for patients with a sulfa allergy? Furosemide Ethacrynic acid Hydrochlorothiazide Spironolactone 80%