Ancient Herbarium — Detailed Notebook

Corydalis ambigua

Read before use: the information below describes traditional and informational uses — it does not replace the advice of a healthcare professional. In case of doubt, pregnancy, breastfeeding, ongoing treatment, or use in children, seek advice before use.

Enhanced precautions for this plant: Plant containing active alkaloids (including corydaline) that may present toxicity at high doses; use must be carried out under the supervision of a qualified professional. Not recommended during pregnancy and breastfeeding due to its traditional action on circulation and the uterus. Possible interactions with sedative, anticoagulant, or pain-relieving medications; consult a physician if under treatment. Not suitable for prolonged or unsupervised use; traditionally reserved for occasional and measured preparations by an experienced herbalist.

Decoction — Dried tuber

Traditional Yan Hu Suo decoction

The dried and cut tuber was gently boiled in water, often in combination with other plants from the Chinese pharmacopoeia, according to compound preparations passed down by herbalists. Duration and proportion were adjusted by the practitioner according to the person and the condition being addressed. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Powder — Dried tuber reduced to powder

Root powder

The dried tuber was finely ground to obtain a powder, sometimes incorporated into honey or other excipients, according to traditional uses. This concentrated form requires precise evaluation by a professional before any use. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Tincture — Fresh or dried tuber

Corydalis tincture

The root was sometimes macerated in alcohol to extract its active principles over a period of several weeks. This more concentrated preparation requires supervised use and should not be improvised without specialized advice. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Where to find it

Obtaining the plant

The dried tuber of Corydalis ambigua is found mainly at herbalists specializing in Chinese pharmacopoeia, under its name Yan Hu Suo, more rarely in the wild in humid undergrowth of East Asia.

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