Other Name(s):

Common Condorvine, Condurango Blanco, Condurango Cortex, Eagle-Vine Bark, Gonolobus condurango, Lechero, Liane du Condor, Marsdenia condurango, Marsdenia reichenbachii, Tue-Chien.


Condurango is an herb. People use the bark to make medicine.

Condurango is used for indigestion and stomach cancer. It is also used for increasing the appetite.

How does it work?

Condurango contains a substance that stimulates salivation and stomach juices.


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Uses & Effectiveness

Insufficient Evidence to Rate Effectiveness for...

  • Indigestion.
  • Stomach cancer.
  • Increasing the appetite.
  • Other conditions.
More evidence is needed to rate the effectiveness of condurango for these uses.

Natural Medicines Comprehensive Database rates effectiveness based on scientific evidence according to the following scale: Effective, Likely Effective, Possibly Effective, Possibly Ineffective, Likely Ineffective, and Insufficient Evidence to Rate (detailed description of each of the ratings).

Side Effects

Condurango seems safe for most people when used appropriately.


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Special Precautions & Warnings

Pregnancy and breast-feeding: not enough is known about the use of condurango during pregnancy and breast-feeding. stay on the safe side and avoid use.

Latex allergy: People who are allergic to latex are sometimes also allergic to condurango. The allergic reaction can be severe. Be sure to avoid condurango if you have a latex allergy.


The appropriate dose of condurango depends on several factors such as the user's age, health, and several other conditions. At this time there is not enough scientific information to determine an appropriate range of doses for condurango. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult your pharmacist or physician or other healthcare professional before using.

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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.


Pfutzner W, Thomas P, Rueff F, Przybilla B. Anaphylactic reaction elicited by condurango bark in a patient allergic to natural rubber latex. J Allergy Clin Immunol 1998;101:281-2.

Rueff F, Schoepf P, Pfuetzner W, Przybilla B. Sensitization to condurango bark is frequent in patients with allergy to natural rubber latex. J Allergy Clin Immunol 1998;101:S207.

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