What is Verapamil? Full information, usage, benefits and side effects

What is Verapamil? Full information, usage, benefits and side effects


Verapamil sold under various trade names. Verapamil is a calcium channel blocker. It works by relaxing the muscles of the heart and blood vessels.


  • Verapamil is used to treat high blood pressure , angina pectoris , and certain arrhythmias.
  • Verapamil injection is used to quickly or temporarily restore normal heartbeat in people with certain cardiac arrhythmias.


Verapamil is available as oral tablets, extended-releasetablets, and extended-release capsules. Ordinary tablets are usually taken 3 to 4 times a day. Extended-release tablets and capsules are usually taken once or twice daily. Take verapamil at about the same time each day. Certain verapamil products should be taken in the morning and others before bedtime. Ask your doctor when is the best time to take your medicine. Follow the directions on your prescription label carefully and ask your doctor or pharmacist to clarify any areas you do not understand. Take verapamil as directed. Do not take more or less, or more often than directed by your doctor.

Side Effects:

Some common side effects may include:

  • nausea
  • constipation
  • headache
  • dizziness
  • Low blood pressure

some side effects can be serious:

  • chest pain, fast or slow heart rate
  • shortness of breath
  • swelling
  • rapid weight gain
  • Fever
  • epigastric pain
  • no sensation


Please consult your doctor/physician/specialist before taking any healthcare products. In case of allergic reaction to the medicines/substance, please take immediate medical help.

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