SIDE EFFECTS: Dizziness or lightheadedness may occur as your body adjusts to the medication. Swelling hands/ankles/feet or flushing may also occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur: fainting, muscle weakness, fast/pounding heartbeat.

Tell your doctor immediately if any of these rare but very serious side effects occur: unusual change in the amount of urine, unusual muscle pain/tenderness, yellowing eyes/skin, dark urine, severe stomach/abdominal pain, persistent nausea/vomiting.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any of the following symptoms of a serious allergic reaction: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Read the Azor (amlodipine and olmesartan medoxomil tablets) Side Effects Center for a complete guide to possible side effects »

PRECAUTIONS: Before taking this product, tell your doctor or pharmacist if you are allergic to either amlodipine or olmesartan; or to other calcium channel blockers (e.g., nifedipine); or to other angiotensin receptor blockers (e.g., losartan); or to ACE inhibitors (e.g., lisinopril); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease (e.g., renal artery stenosis), liver disease, heart/blood vessel disease (e.g., heart attack, heart failure, aortic stenosis), high levels of potassium in the blood (hyperkalemia), severe loss of body water and minerals such as sodium (volume depletion, dehydration).

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

Too much sweating, diarrhea, or vomiting may cause you to feel lightheaded. Report prolonged diarrhea or vomiting to your doctor.

Before having surgery, tell your doctor or dentist that you are taking this medication.

This product may increase your potassium levels. Before using potassium supplements or salt substitutes that contain potassium, consult your doctor or pharmacist.

Older adults may be more sensitive to the effects of this product, especially dizziness, kidney effects.

This medication is not recommended for use during pregnancy due to the risk for harm to an unborn baby. Consult your doctor for more details. (See also Warning section.)

It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.