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Can I take Ginseng and Losartan together?

Drug interaction guide

Taking ginseng with losartan may cause your blood pressure to drop lower than intended. It might also slightly reduce how effectively your body processes the medication.

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Why this happens

Ginseng has natural blood-pressure-lowering properties that can add to the effects of losartan. Additionally, some studies suggest ginseng may interfere with the enzymes (CYP2C9 and CYP3A4) that your liver uses to turn losartan into its active form.

What you should do

Monitor your blood pressure regularly at home. If you feel dizzy, lightheaded, or faint, contact your doctor. It is best to inform your GP or pharmacist before starting any herbal supplements while on blood pressure medication.

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Using other medicines

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.

  • 25 Jan 2026 | Originally published
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