Skip to content

    Heart Disease Health Center

    Select An Article

    Heart Disease and Calcium Channel Blocker Drugs

    Font Size

    Calcium channel blockers are prescription medications that relax blood vessels and increase the supply of blood and oxygen to the heart while also reducing the heart's workload. Examples of calcium channel blockers include:


    Recommended Related to Heart Disease

    Resveratrol Supplements

    Resveratrol is a member of a group of plant compounds called polyphenols. These compounds are thought to have antioxidant properties, protecting the body against the kind of damage linked to increased risk for conditions such as cancer and heart disease. Resveratrol is found in the skin of red grapes, but other sources include peanuts and berries. Because resveratrol is thought to have so many health benefits, it's not surprising that a number of manufacturers have tried to capitalize by selling...

    Read the Resveratrol Supplements article > >

    Caduet is a combination of a statin cholesterol drug and amlodipine (above).

    For What Conditions Are They Prescribed?

    Below are heart conditions that calcium channel blockers might be prescribed for:

    If you have systolic heart failure, then amlodipine and felodipine are the only calcium channel blockers that should be used.

    Calcium channel blockers are also used to prevent migraine headaches.

    How Should I Take Them?

    Calcium channel blockers should be taken with food or milk. Follow the label directions on how often to take it. The number of doses you take each day, the time allowed between doses, and how long you need to take it will depend on the type of medication prescribed and on your condition.

    While taking this medication, have your blood pressure checked regularly, as advised by your doctor.

    While taking this medication, your doctor may tell you to take and record your pulse daily. Your doctor will tell you how rapid your pulse should be. If your pulse is slower than advised, contact your doctor or nurse about taking your calcium channel blocker that day.

    What Are the Side Effects?

    Side effects of calcium channel blockers can include:

    • Lightheadedness
    • Low blood pressure
    • Slower heart rate
    • Drowsiness.
    • Constipation
    • Swelling of feet ankles and legs
    • Increased appetite.
    • Gastroesophageal reflux disease (GERD)
    • Tenderness or bleeding of the gums.
    • Sexual dysfunction

    Let your doctor know if these side effects are persistent or severe. Contact your doctor right away if you are experiencing:

    Next Article:

    Today on WebMD

    x-ray of human heart
    A visual guide.
    atrial fibrillation
    Symptoms and causes.
    heart rate graph
    10 things to never do.
    heart rate
    Get the facts.
    empty football helmet
    red wine
    eating blueberries
    Simple Steps to Lower Cholesterol
    Inside A Heart Attack
    Omega 3 Sources
    Salt Shockers
    lowering blood pressure