Side Effects of Cozaar

Side effects of Cozaar cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Cozaar .

More common side effects of Cozaar may include: Cough, dizziness, upper respiratory infection.

Less common and rare side effects may include: Allergic reactions, back and leg pain, diarrhea, indigestion, insomnia, muscle cramps or pain, nasal congestion, rash, sinus problems, swelling of face, lips, throat, and tongue.

Other side effects, such as weakness and chest pain, have been reported by people taking Cozaar for diabetic kidney disease. Severe allergic reactions, including swelling of the face and throat, are also a possibility.

Possible food and drug interactions when taking Cozaar

If Cozaar is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before taking Cozaar with the following:

• Diuretics that leave potassium in the body, such as Aldactone, triamterene, and amiloride,
• Indomethacin (Indocin),
• Ketoconazole (Nizoral),
• Troleandomycin (Tao).

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Special warnings about Cozaar: Cozaar can cause low blood pressure, especially if you are also taking a diuretic. You may feel light-headed or faint, especially during the first few days of therapy. If these symptoms occur, contact your doctor. Your dosage may need to be adjusted or discontinued. Be sure you know how you react to Cozaar before you drive or operate machinery.

Excessive sweating, dehydration, severe diarrhea, or vomiting could make you lose too much water, causing a severe drop in blood pressure. Call your doctor if you experience any of these symptoms.

Be sure to tell your doctor about any medical conditions you have, especially liver or kidney disease and congestive heart failure. In very rare cases, Cozaar has triggered fatal kidney problems in people with heart failure.

Cozaar tends to increase the level of potassium in the blood. Check with your doctor before taking potassium supplements or using a salt substitute.

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