Loading
New to this? Read about Four Natures & Five Flavors and Channel Tropism
The dried ripe seed of Plantago asiatica or P. depressa (Plantaginaceae). Enters the Liver, Kidney, Lung, and Small Intestine channels. Sweet and cold, it is a widely used herb for promoting urination and relieving strangury that disinhibits the water passages without injuring yin. It additionally brightens the eyes and expels phlegm, and has been used across dynasties for strangury patterns and summerheat-dampness diarrhea.
长于利水通淋、清肝明目
引药下行入肾，增强益肝明目之功
入汤剂宜包煎，以防其黏滑影响药液。
Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.
Protective guidance only — when to avoid or use with caution. This block deliberately omits pregnancy, lactation, and pediatric dosing: any such use must be managed by a qualified TCM practitioner or appropriate specialist.
肾虚精滑及内无湿热者慎用。孕妇慎用。
本品性寒而滑利，肾虚精滑者及无湿热之小便不利者忌用。孕妇慎用。包煎以避黏糊。
味甘，寒。主气癃止痛，利水道小便，除湿痹。久服轻身耐老。
上品
@misc{bencaodian-che-qian-zi,
author = {{Bencaodian Editorial}},
title = {Chē Qián Zǐ 车前子 (Plantago Seed) — Plantaginis Semen},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/che-qian-zi},
urldate = {2026-04-17},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
车前子富含黏液质多糖、环烯醚萜苷（桃叶珊瑚苷）及黄酮类，具有利尿、缓泻、镇咳祛痰、抗炎及降尿酸作用。
Plantaginis Semen contains mucilaginous polysaccharides, iridoid glycosides (aucubin), and flavonoids, with diuretic, bulk-laxative, antitussive/expectorant, anti-inflammatory, and uricosuric activity.
WHO 专论收录车前子（Plantago）黏液质用于便秘、腹泻（双向调节）和高胆固醇血症的临床证据。
WHO monographs document clinical evidence for Plantago seeds/husks in constipation, diarrhea (bidirectional), and hypercholesterolemia.
《中药学》（Bensky）指出车前子入煎剂应包煎，以防黏液质溢出影响汤液。
Bensky notes that Che Qian Zi should be decocted in a cloth bag (bao jian) to prevent mucilage from clouding the decoction.
This section is provided for academic reference only and does not constitute medical advice.