Cozaar is prescribed to treat high blood pressure and to reduce the risk of stroke in certain patients. Cozaar slows the progression of kidney disease in patients with diabetes.
Cozaar is in a class of drugs called angiotensin II receptor antagonists.
Cozaar is prescribed alone or in combination with other drugs to treat high blood pressure.
Cozaar works by blocking the action of certain chemicals that tighten the blood vessels so blood flows more smoothly.
Cozaar is contraindicated if you have any of the following conditions:
- Heart failure;
- Kidney or liver disease;
- An unusual or allergic reaction to Cozaar, other drugs, foods, dyes, or preservatives;
- Pregnant or trying to get pregnant;
- Tell your doctor and pharmacist if you are allergic to Cozaar or any other medications.
- Tell your doctor and pharmacist what script and nonscript medications, vitamins, nutritional supplements, and herbal products you are taking. Be sure to mention any of the following: diuretics ('water pills'), indomethacin (Indocin), and potassium supplements. Your doctor may need to change the doses of your medications or monitor you carefully for side effects.
- Tell your doctor if you have or have ever had heart failure or kidney or liver disease.
Do not take Cozaar with any of the following drugs:
- Blood pressure drugs;
- Diuretics, especially triamterene, spironolactone, or amiloride;
- NSAIDs, drugs for pain and inflammation, like ibuprofen or naproxen;
- Potassium salts or potassium supplements;
Cozaar side effects that you should report to your health care professional or doctor as soon as possible:
- Confusion, dizziness, light headedness or fainting spells;
- Decreased amount of urine passed;
- Difficulty breathing or swallowing, hoarseness, or tightening of the throat;
- Fast or irregular heart beat, palpitations, or chest pain;
- Skin rash, itching;
- Swelling of your face, lips, tongue, hands, or feet;
- Decreased sexual function or desire;
- Nasal congestion or stuffiness;
- Nausea or stomach pain;
- Sore or cramping muscles;
- Runny nose;
Reported Cozaar overdose symptoms are:
High blood pressure
The usual starting dose is 50 mg once daily. However, Cozaar can also be taken twice daily, with total daily doses ranging from 25 mg to 100 mg. If your blood pressure does not respond within 3 to 6 weeks, your doctor may increase your dose or add a low-dose diuretic to your regimen.
For people taking diuretics and people with liver problems, the usual starting dose is 25 mg daily. Your doctor may adjust your dosage according to your response.
Kidney disease caused by diabetes
The usual starting dose is 50 mg once daily. The doctor may increase the dose to 100 mg once a day if blood pressure remains too high.
The safety and effectiveness of Cozaar in children have not been studied.