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有毒，内服宜慎，多作外用以消肿止痛，治痈疽肿痛、毒蛇咬伤
降低毒性，减轻刺激性，增强燥湿化痰之功，为内服常用品，主治顽痰咳嗽、风痰眩晕
药性由温转凉，功能清热化痰、息风定惊，主治痰热惊风、癫痫、中风痰迷
内服须用制品：制南星3–10g；胆南星1.5–6g。生品一般外用，研末调敷或鲜品捣敷。
本平台仅供学术参考，不构成医疗建议。
天南星生品含草酸钙针晶及刺激性成分，有强烈喉舌麻辣和黏膜刺激性，必须炮制后使用；炮制品具化痰、祛风、解痉作用。
Raw Arisaema contains calcium oxalate raphides and irritant constituents causing severe mucosal and oropharyngeal injury; it must be processed before use. Processed product transforms phlegm, extinguishes wind, and relieves spasm.
生品有毒，内服必须炮制；制南星燥湿化痰、祛风止痉，主治风痰证。
Raw form is toxic and must be processed before internal use; processed Nan Xing dries damp, transforms phlegm, extinguishes wind and stops spasms.
《中国药典》明确区分生天南星（限外用）、制天南星、胆南星，并规定炮制工艺。
The Chinese Pharmacopoeia distinguishes raw Arisaema (external use only), processed Arisaema, and bile-processed Dan Nan Xing, with defined processing procedures.
毒性主要来源于黏膜刺激性针晶和刺激性蛋白质，炮制可使之大部分失活。
Toxicity arises from raphide crystals and irritant proteins; processing largely inactivates these.
本部分信息仅供学术参考，不构成医疗建议。
孕妇禁用。生品内服宜慎，多作外用。阴虚燥咳、热极、血虚动风者禁用。不宜与附子、川乌、草乌同用（十八反相关注意，虽不在传统十八反之列，临床当慎重配伍）。
本品有毒（生品毒性较强），误服或生用内服过量可致舌、咽、口腔麻木肿痛，严重者可致窒息。孕妇禁用。内服必须用炮制品。生品一般仅供外用。中毒可用生姜汁、白矾、醋等解之。
味苦，温。主心痛，寒热结气，积聚伏梁，伤筋痿拘缓，利水道。
下品
@misc{bencaodian-tian-nan-xing,
author = {{Bencaodian Editorial}},
title = {Tiān Nán Xīng 天南星 (Jack-in-the-Pulpit Rhizome) — Arisaematis Rhizoma},
year = {2026},
howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
url = {https://bencaodian.org/zh/herbs/tian-nan-xing},
urldate = {2026-04-09},
note = {CC BY-SA 4.0}
}