Long Dan Xie Gan Tang - 龙胆泻肝汤 - Gentiana Cleansing Decoction (Capsules)

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Item Number: L070-c
Chinese Name: 龙胆泻肝汤, Long Dan Xie Gan Tang
English Name: Gentiana Cleansing Decoction
Treatment Principles: Drains Excess Fire from the Liver and Gallbladder; Clears and Drains Damp-Heat from the Lower Jiao; Clears Damp-Heat from the San Jiao*
TCM Pattern: Liver Fire Flaring Up; Damp Heat in the Liver and Gallbladder; Damp Heat in the Liver Channel; San Jiao Damp Heat
Potency: Full-spectrum, water-based herbal extract; concentrated 5:1 capsules.
Available in: Capsules (100 caps./bottle) and granules (100g/bottle)

What is Long Dan Xie Gan Tang?

Long Dan Xie Gan Tang, also known as Gentiana Cleansing Decoction, is a TCM formula created by the medical scholar, Ye Tianshi, during the Qing Dynasty (1644-1911). 

This formula is used to clear heat in the body and to address conditions associated with inflammation.

What are the benefits of Long Dan Xie Gan Tang?

Long Dan Xie Gan Tang is traditionally used in Chinese medicine to drain heat from the Liver and Gallbladder meridians, alleviate symptoms of Damp-Heat, and calm internal Wind.

Long Dan Xie Gan Tang may be used to address conditions such as acute cystitis, urethritis, herpes zoster, and hypertension. It may also alleviate symptoms like tinnitus, migraines, and red, sore eyes.

What is the dosage and method for taking Long Dan Xie Gan Tang?

The generally recommended dosage of Long Dan Xie Gan Tang in capsule form is four capsules, two to three times daily; or as loose granules, 4.5 g mixed with hot water, 2-3 times per day. However, always follow your healthcare provider's instructions, as the dosage can vary based on your condition and response to treatment.

Please see What's the Recommended Dosage for Granule Herbs? for more information.

When can I expect to see results?

Long Dan Xie Gan Tang typically starts to take effect within days. However, like all treatments, its efficacy can vary from person to person.

Does Long Dan Xie Gan Tang have any side effects?

While Long Dan Xie Gan Tang is generally considered safe for most people, it can cause side effects in some individuals. Women who are pregnant, nursing, or postpartum as well as people with liver disease, should avoid or use Long Dan Xie Gan Tang with caution.

As with any Chinese herb, we recommend consulting with a qualified practitioner of traditional Chinese medicine (TCM) about Long Dan Xie Gan Tang before any course of treatment is started. 

Where to buy Long Dan Xie Gan Tang

For practitioners, Treasure of the East offers full-spectrum Long Dan Xie Gan Tang Capsules (100 caps./bottle) and granules (100g/bottle).

If you’re a consumer looking to purchase Long Dan Xie Gan Tang, look for suppliers who provide clear information about the product's origin, purity, and testing procedures to ensure you're getting a high-quality product. Please read Where to Buy Chinese Herbs Safely for more tips on how to source herbs safely.

Long Dan Xie Gan Tang from Treasure of the East is:
✔️ ISO Lab Tested & GMP Certified
✔️ Bio-Authentic with Full Traceability
✔️ Sustainably Sourced from Dao Di Farms


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Treasure of the East’s herbal extracts are full-spectrum, water-based extracts produced by Tianjiang Pharmaceutical. Unlike standardized extracts, which contain a concentrated quantity of a single marker chemical, full-spectrum herbal extracts contain all the active chemical constituents of whole herbs in concentrated form.  Treasure of the East herbs are full-spectrum and extracted using only purified water (more information).

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