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Can I take 50 and Prevastatin together?

Drug interaction guide

Taking 5-HTP and pravastatin together may increase the risk of a rare but serious muscle condition called rhabdomyolysis. This can cause severe muscle pain, weakness, and in rare cases, kidney damage.

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Why this happens

Both substances can influence muscle metabolism. While pravastatin is known to occasionally cause muscle side effects, 5-HTP can increase serotonin levels. In some cases, high serotonin levels or the way these supplements interact with metabolic pathways can worsen the muscle-related side effects of statins.

You should speak to your doctor before taking 5-HTP with pravastatin. If you are already taking both, watch out for any unexplained muscle pain, tenderness, or weakness, especially if you also have a fever or feel generally unwell. If you notice these symptoms, stop taking the supplements and contact your doctor immediately.

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Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.

Disclaimer

This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.

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Article history

The information on this page is written and peer reviewed by qualified clinicians.

  • 14 Mar 2026 | Originally published
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