Serpalan treats high blood pressure. This medication should not be used in patients with certain gastrointestinal problems or depression.

Serpalan Overview

Reviewed: December 4, 2014

Serpalan is a prescription medication used to treat high blood pressure. Serpalan belongs to a group of drugs called rauwolfia alkaloids. These work by slowing the activity of the nervous system, resulting in decreased heart rate and lowering of blood pressure. 

This medication comes in an oral (by mouth) tablet and is usually taken once daily, with or without food. 

Common side effects of Serpalan include vomiting, diarrhea, and headache.

Serpalan can also cause drowsiness and dizziness. Do not drive or operate heavy machinery until you know how Serpalan affects you.

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Uses of Serpalan

Serpalan is a prescription medication used to treat high blood pressure. 

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.


For more information on this medication choose from the list of selections below.

Serpalan Drug Class

Serpalan is part of the drug class:

Side Effects of Serpalan

Serious side effects have been reported with Serpalan. See the "Serpalan Precautions" section.

Common side effects include the following:

  • diarrhea
  • nausea
  • vomiting
  • dizziness
  • drowsiness
  • headache
  • loss of appetite
  • dry mouth

This is not a complete list of Serpalan side effects. Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.