is an alkaloid that is found in the bark of a West African evergreen tree—the yohimbe tree. Yohimbine might help treat
that can be caused by a variety of factors, although it comes with many risks.
Commonly Used Product Names
- Yohimbine hydrochloric acid (HCL)—a prescription drug in a tablet
Yohimbe bark—available in the following forms:
- Concentrated drops
- Decoction (an extract obtained from boiling)
Yohimbe bark is often not standardized based on yohimbine content. Therefore, it is a less reliable source than the drug form.
Yohimbine has a long history of being used as an aphrodisiac. Some studies have suggested that it may have the following pro-sexual effects:
- Helps to obtain and maintain erection
- Enhances quality of erection
Since the effective level of yohimbine is close to its toxic level, it is not clear that its benefits outweigh its risks. Side effects include:
- Panic attacks
- Elevated blood pressure and heart rate
- Urinary frequency
- Excessive sweating
Yohimbine may cause adverse reactions when taken with certain medications. These include:
MAO inhibitors—When combined with yohimbine, MAO inhibitors can cause dangerously
high blood pressure.
- Antidepressants—Yohimbine can interact with most types of antidepressants.
- Antihypertensives—Yohimbine may increase blood pressure-lowering effects.
- Nasal decongestants
If you have one of the following conditions, talk to your doctor before taking yohimbine:
- Kidney disease
- High or low blood pressure
- Chronic inflammation of the prostate gland
or liver disease
- History of gastric or duodenal ulcer disease
Psychiatric conditions, including:
Yohimbine is not usually prescribed for women. It should never be taken during pregnancy or while breastfeeding.
Yohimbine is classified as an MAO inhibitor. When taking MAOIs, you should avoid the following foods:
Foods with a high-tyramine content, such as
- Pickled or marinated or smoked or cured or fermented foods
- Organ meats
- Nuts, peanut butter
- Fava beans
- Canned figs
- Excess amounts of caffeine
- Foods containing monosodium glutamate (MSG)
Guay AT, Spark RF, Jacobson J, Murray FT, Geisser ME.
Yohimbine treatment of organic erectile dysfunction in a dose-escalation trial.
Int J Impot Res.
Herbs at a glance: Yohimbe. National Center for Complementary and Integrative Health website. Available at: http://nccam.nih.gov/health/yohimbe. Updated July 2012. Accessed April 28, 2016.
Lebret T, Hervé JM, Gorny P, et. al. Efficacy and safety of a novel combination of L-arginine glutamate and yohimbine hydrochloride: a new oral therapy for erectile dysfunction.
Yohimbe. EBSCO Natural and Alternative Treatments website. Available at: http://www.ebscohost.com/biomedical-libraries/natural-alternative-treatments. Updated December 15, 2015. Accessed April 28, 2016.
Last reviewed April 2016 by Michael Woods, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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