This product is the tuberous root of the perennial climbing herb Asparagus Root (Asparagus cochinchinensis (Lour.) Merr.) from the Lily Bulb family. It is mainly produced in Guizhou, Sichuan, Guangxi, and other regions. The roots are harvested in autumn and winter, washed, and the stem base and fibrous roots are removed. They are then boiled or steamed until thoroughly cooked, and while still hot, the outer skin is removed. After washing, they are dried. The roots are sliced thinly and used in their raw form.

bubble_chart Properties and Meridians

Sweet and bitter, cold. act on lung and kidney channels.

bubble_chart Efficacy

Nourishing yin and moistening dryness, clearing fire, and promoting fluid production.

bubble_chart Indications

1. Used for dry cough or hemoptysis due to yin deficiency lung heat. It can enrich yin and clear the lung, moisten dryness. For dryness-heat cough, it is often combined with Ophiopogon Tuber, Coastal Glehnia Root, Tendrilleaf Fritillary Bulb, etc.; for hemoptysis due to overwork, or dry cough with sticky phlegm and blood in phlegm, it is often combined with Ophiopogon Tuber, Tendrilleaf Fritillary Bulb, Unprocessed Rehmannia Root, Donkey-hide Gelatin, etc.
2. Used for kidney yin deficiency, yin deficiency with effulgent fire, tidal fever night sweat, seminal emission, internal heat consumptive thirst, intestinal dryness constipation, etc. It can nourish kidney yin, clear and reduce deficient fire, produce fluid to moisten dryness. For kidney deficiency with excessive fire, tidal fever seminal emission, etc., it is often combined with Prepared Rehmannia Root, Anemarrhena, Phelloendron Bark, etc.; for internal heat consumptive thirst, or Rebing damage to fluid thirst, it is often combined with Ginseng, Unprocessed Rehmannia Root, etc., adding Wenbing Tiaobian Sancai Decoction; for heat damage to fluid causing intestinal dryness constipation, it can be combined with Unprocessed Rehmannia Root, Scrophularia Root, etc.

bubble_chart Documentation

1. Yaoxing Lun: "Lung qi cough with counterflow, rapid and urgent breathing, lung atrophy leading to abscess formation and pus expectoration, eliminates heat, unblocks kidney qi, and stops consumptive thirst."
2. Bencao Huiyan: "Asparagus Root is a medicine that moistens dryness and enriches yin, lowers fire and clears the lungs. It comprehensively treats diseases caused by lung and kidney fire and dryness. Such as lung heat causing withered leaves, leading to wilting and abscess, hematemesis and cough, vexing thirst transforming into lower consumptive thirst, steaming bone fever, and heat taxation syndromes, it is essential in all these conditions."

bubble_chart Usage and Dosage

Decoct and take 10-15g.

bubble_chart Modern Pharmacology

This product contains Asparagus Root extract, mucilage, β-sitosterol, 5-methoxymethylfurfural, and various amino acids, among other components. It has antitussive and phlegm-dispelling effects; exhibits certain activity against dehydrogenases in patients with acute lymphocytic leukemia, chronic granulocytic leukemia, and acute monocytic leukemia, demonstrating antitumor properties; and inhibits the growth of various bacteria.