How does Vinpocetine work?

It is not known exactly how vinpocetine works, but it seems to have various effects on the brain including increased blood flow.

Are there safety concerns?

Vinpocetine appears to be safe for most people. It can cause some side effects including stomach pain, nausea, sleep disturbances, headache, dizziness, nervousness, and flushing of the face.

Do not use vinpocetine if:
  • You are pregnant or breast-feeding.
  • You have a blood-clotting disorder.
  • You are scheduled for surgery in the next two weeks. Vinpocetine might increase the risk of bleeding.

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Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.