What side effects may I notice from receiving Hyzaar?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-changes in vision
-dark urine
-eye pain
-fast or irregular heart beat, palpitations, or chest pain
-feeling faint or lightheaded
-muscle cramps
-persistent dry cough
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-signs and symptoms of high blood sugar such as being more thirsty or hungry or having to urinate more than normal. You may also feel very tired or have blurry vision.
-stomach pain
-trouble passing urine
-unusual bleeding or bruising
-worsened gout pain
-yellowing of the eyes or skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-change in sex drive or performance
-headache

This list may not describe all possible side effects for Hyzaar. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.