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When and How to Take Verapamil

Some general considerations for when and how to take verapamil include the following:
  • The medication comes in the form of a tablet and capsule. Verapamil is taken by mouth, usually one to four times a day, depending on the particular product.
  • Verelan PM should be taken once a day at bedtime.
  • Verapamil should be taken at the same time(s) each day to maintain an even level in your blood.
  • For the medication to work properly, it must be taken as prescribed. Verapamil will not work if you stop taking it.

Dosing Information

The dose of verapamil your healthcare provider recommends will vary, depending on a number of factors, including:
  • The particular type being used
  • The medical condition being treated
  • Other medical conditions you may have
  • Other medications you may be taking.
As is always the case, do not adjust your dose unless your healthcare provider specifically instructs you to do so.
(Click Verapamil Dosage for more information.)

Drug Interactions

Verapamil can potentially interact with a number of medicines(see Verapamil Drug Interactions for more information).

What If I Take an Overdose?

People who take too much verapamil may have overdose symptoms that could include:
  • Low blood pressure (hypotension)
  • A slow heart rate (bradycardia)
  • An irregular heart rhythm (arrhythmia)
  • High blood sugar (hyperglycemia)
  • Decreased mental function
  • Fluid in the lungs.
If you happen to take too much, seek immediate medical attention.
(Click Verapamil Overdose for more information.)
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Verapamil Hydrochloride (HCl)

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