Why are calcium channel blockers prescribed?

Dr. Jeanne Morrison, PhD
Family Practitioner
In layman's terms, Calcium Channel Blockers are used to slow down the heart rate so your heart doesn't work so hard and is able to pump blood to the rest of your body effectively. Without getting too technical, there are certain areas in your heart's "electrical system" that can become irritable causing your heart rate to speed up. These medications help to keep your heart rate at an acceptable level by not allowing that area of irritability to get out of hand. Two common names you may see are Cardizem and Norvasc. 

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