Reed Root (Phragmites australis)
Phragmites australis
Chinese Herbalism
Chinese Herbalism

Reed Root

Phragmites australis

Also known as Lu Gen.

CoolingTaste: Sweet

Primary use in TCM as assistant herb to clear heat, nourish yin, generate fluids used fresh for stronger effect Kamwo Herb Guide Pharmacopoeia of the People’s Republic of China (2020): clears heat, reduces fire, nourishes yin, generates fluid 10953292

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RefrigerantDemulcentDiureticExpectorantAntiemeticAntitussiveAntipyretic

Indications what the tradition reached for it in

Safety

Pregnancy: Pregnancy Caution

Breastfeeding: Lactation (source flag notSafeInLactation)

The record lists 1 contraindication; open the plate in the library to read them in full.

Dosing as the sources wrote it

PreparationAs writtenMetric
Decoction: 15-30g dried rhizome/day15000-30000 mg
20-60g fresh rhizome/day (fresh preferred for clearing heat and replenishing fluids) Kamwo Herb Guide20000-60000 mg

Doses are reproduced from the sources for practitioners and are not a recommendation for any person.

From the sources

Clinical Notes. Primary use in TCM as assistant herb to clear heat, nourish yin, generate fluids used fresh for stronger effect Kamwo Herb Guide Pharmacopoeia of the People’s Republic of China (2020): clears heat, reduces fire, nourishes yin, generates fluid 10953292

indications. Reed Root is traditionally indicated for: Thirst, Incomplete expression of rashes in febrile disease, Acute respiratory tract infections, Pulmonary carbuncle, Acute exacerbation of COPD Sacred Lotus, Me & Qi, Flu, Acute bronchitis, Thick yellow sputum, Belching, Acute tonsillitis, Cough up pus/blood, Colds, Halitosis, Lung abscess, and 18 further conditions.

dose-reference. Reference preparation/dosing for Reed Root: Decoction: 15-30g dried rhizome/day; 20-60g fresh rhizome/day (fresh preferred for clearing heat and replenishing fluids) Kamwo Herb Guide; Sacred Lotus

safety-cautions. Reed Root - Contraindications: Spleen/Stomach cold deficiency Sacred Lotus | Side effects: Not well-documented, low incidence in clinical trials 10953292 | Safety flags: not considered safe in pregnancy; not considered safe during lactation.

In formulas

Reed Root stands in 40 documented formulas in the library, among them sāng jú yin, yín giáo sǎn, jià jiǎn zhú yè shí gão tāng, xì dì toù ying tàng, dà tóu wèn táng, wũ yè lú gẽn tāng.

Often paired with

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