Yan Hu Suo (Corydalis Tuber)


Chinese Herb: Yan Hu Suo

(Corydalis tuber)


Yan Hu Suo acts to activate Qi and Blood circulation to relieve pain, as an analgesic, sedative, anti-inflammatory, decreases resistance of blood flow and increases blood perfusion; decreases oxygen consumption of the cardiac muscle and increases contractility of the heart.

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Chinese Herb

Yan Hu Suo (Corydalis tuber); Corydalis Rhizome; Corydalis turtschaninovii Bess. F. Yanhusuo; Rhizoma Corydalis

Corydalis is one of the most commonly used and most effective herb in Chinese Medicine for pain relief as a result of Blood stagnation.  When compared to morphine, Yan Hu Suo has shown a slower onset and weaker analgesic effect when given by injection.  Evaluation of the analgesic effect based on weight showed Yan Hu Suo to be approximately 100:1 in effect by comparison to morphine, but Yan Hu Suo has not been associated with any dependency or addiction.  Furthermore, development of tolerance happens approximately 100% faster with morphine than with Yan Hu Suo.


Acrid, bitter, warm

Channels Entered

Heart, Liver, Spleen



For educational purposes only

This information has not been evaluated by the Food and Drug Administration.
This information is not intended to diagnose, treat, cure, or prevent any disease.

Please be advised:
You should always consult with your doctor
before making any changes to your diet or nutritional program.

Additional information

Weight1 oz

1 Oz., 1/4 Lb., 1/2 Lb., 1 Lb., 1 Oz. (Ground), 1/4 Lb (Ground), 1/2 Lb. (Ground), 1 Lb. (Ground)


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