Before you start taking NORVASC, be sure to inform your doctor if you are allergic to any chemical contained in this medication or to other dihydropyridine calcium channel blockers. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Discuss your medical history with your health care professional, especially regarding certain structural heart problem (aortic stenosis), very low blood pressure, liver disease. Additionally, inform your doctor if you are having surgery, any dental work, any products you use (including prescription drugs, nonprescription drugs, and herbal products. During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor. The following should be avoided while taking NORVASC NORVASC may make you dizzy. Do not drive, use machinery, or participate in any activity that requires alertness until you are sure you can perform such activities safely, Limit alcoholic beverages Side Effects All medications may cause side effects, but usually patients have no, or minor, side effects. Remember that your doctor has prescribed this medication because they feel that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Common side effects include: dizziness lightheadednessswelling ankles/feet flushing or headache may occur If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Serious side effects include: fast/irregular/pounding heartbeat fainting Very serious allergic reactions to NORVASC rare; however, seek medical attention immediately if you notice any symptoms of: a serious allergic reaction, including rash, itching/swelling (especially of the face/tongue/throat)severe dizziness and/or trouble breathing. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor immediately. IMPORTANT NOTE: The above information is intended to increase awareness of health information and does not suggest treatment or diagnosis. This information is not a substitute for individual medical attention and should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. See your health care professional for medical advice and treatment. Product Code : 1695, dizziness, lightheadedness, swelling ankles/feet, flushing or headache may occur, fast/irregular/pounding heartbeat, fainting, a serious allergic reaction, including rash, itching/swelling (especially of the face/tongue/throat), severe dizziness and/or trouble breathing.