Losartan (Cozaar) | Healthcarthub

Losartan is an angiotensin II receptor antagonist (sometimes called an ARB blocker).

Losartan is used to treat high blood pressure (hypertension) in adults and children who are at least 6 years old. It is also used to lower the risk of stroke in certain people with heart disease.

Losartan is also used to slow long-term kidney damage in people with type 2 diabetes who also have high blood pressure.

Losartan may also be used for purposes not listed in this medication guide.

What is Losartan (Cozaar) used for?

Diabetic Nephropathy
Hypertension
Pre-eclampsia/Eclampsia
Cardiovascular Disease
Hypertensive Congestive Heart Failure
Hypertensive Heart (w/ CHF) and Renal Disease
Hypertensive Heart (w/o CHF) and Renal Disease
Hypertensive Renal Disease
Hypertensive Retinopathy
Renovascular Hypertension
Hypertensive Encephalopathy
Hypertensive Heart Disease

What is the most important information I should know about Losartan (Cozaar)?

You should not use losartan if you are allergic to it.

If you have diabetes, do not use losartan together with any medication that contains aliskiren (a blood pressure medicine).

You may also need to avoid taking losartan with aliskiren if you have kidney disease.

Do not use if you are pregnant, and tell your doctor right away if you become pregnant. Losartan can cause injury or death to the unborn baby if you take the medicine during your second or third trimester.

Tell your doctor if you have ever had:

kidney disease;
liver disease;
congestive heart failure;
an electrolyte imbalance (such as high levels of potassium in your blood);
if you are on a low-salt diet; or
if you are dehydrated.
You should not breast-feed while using this medicine.

Losartan is not approved for use by anyone younger than 6 years old.

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