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Verapamil for Migraine Prevention – What You Need to Know

Is it possible to overdose on Verapamil?

Yes, it is possible. Consumption of excess Verapamil can cause serious and life-threatening reactions. Serious symptoms from overdose include:

  • Very low blood pressure
  • Alteration in heart rhythm
  • Retarded heart rate
  • Convulsions
  • Renal problems [5]
  • Allergic reactions: rash, swelling of lips, tongue, or mouth.

It is important to take the exact dose of verapamil the doctor prescribes, do not increase the dose on your own.