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The dried stem bark and root bark of Melia azedarach or M. toosendan (Meliaceae). Enters the Liver, Spleen, and Stomach channels. Bitter, cold, and toxic, it paralyzes and expels roundworms and pinworms. Historically a key anthelmintic, now rarely used internally due to significant toxicity.
驱虫杀虫
煎服5–10g。外用适量，煎水洗。鲜皮毒性较大，宜用干皮。
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.
有毒，不宜过量或久服。肝肾功能不全者禁用。孕妇及体弱者禁用。
苦楝皮有毒，主含川楝素，过量可致恶心呕吐、腹痛、腹泻，严重者可致肝损伤、呼吸抑制。儿童和肝肾不全者尤需谨慎。
苦楝皮主杀蛔虫蛲虫，治小儿虫积。
@misc{bencaodian-ku-lian-pi,
author = {{Bencaodian Editorial}},
title = {Kǔ Liàn Pí 苦楝皮 (Chinaberry Root Bark) — Meliae Cortex},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/en/herbs/ku-lian-pi},
urldate = {2026-04-16},
note = {CC BY-SA 4.0}
}© Bencaodian Editorial · Licensed under CC BY-SA 4.0
苦楝皮主含川楝素，对蛔虫有麻痹作用，使虫体不能附着肠壁而排出，但治疗窗窄，毒性明显。
Kulianpi contains toosendanin, which paralyzes roundworms preventing intestinal attachment, but has a narrow therapeutic window with significant toxicity.
《中国药典》收载苦楝皮，标注有毒。
Chinese Pharmacopoeia lists Kulianpi and marks it as toxic.
This section is provided for academic reference only and does not constitute medical advice.