Bencao Gangmu Reference Library
麻风树 / 膏桐 / 黄肿树 / 水膏药 — Jatropha curcas L.
Pinyin: Máfēngshù / Gāotóng · Malay: Jarak Pagar / Pokok Jarak / Jarak Putih · Family: Euphorbiaceae (大戟科)
Energetics
Cold (寒), Highly Toxic in seeds and raw latex (有大毒)
Flavor
Bitter, acrid, burning corrosive (苦、辛、大毒)
Meridians
Liver (肝), Stomach (胃), Large Intestine (大肠)
Traditional Edict
Physic Nut (Jarak Pagar). White stem latex applied dropwise for severe toothache, draws pus from deep carbuncles, destroys scabies and warts. Seeds are drastic purgatives (STRICTLY FORBIDDEN RAW INTERNALLY).
Cautions & Contraindications
- LETHAL SEED TOXICITY WARNING: Ingestion of 2-3 raw seeds causes violent hemorrhagic vomiting, shock, and death (Curcin toxalbumin). STRICTLY FORBIDDEN INTERNALLY. ABSOLUTELY CONTRAINDICATED IN PREGNANCY. Shield eyes from caustic latex.
Clinical Applications
- Acute dental pulpitis/toothache, severe suppurative cutaneous carbuncles, chronic scabies/tinea, and cutaneous verrucae (wart cauterization).
Quality Markers
Mechanism & Phytochemistry
1. Fresh stem latex jatrophine and proteolytic enzymes coagulate microbial proteins and anesthetize dental sensory nerves, stopping toothache instantly. 2. Curcusones exert potent bactericidal lysis. 3. Curcin toxalbumin inhibits 60S ribosomal protein synthesis.
Preparation & Dosage
THE SOVEREIGN TOOTHACHE & CAVITY RELIEF PROTOCOL (Getah Jarak Pagar): 1 drop of fresh white stem latex applied via cotton pellet directly into toothache cavity (spit out saliva; DO NOT SWALLOW). Fresh leaf poultice for boils: 20-30 g.
Appended Prescriptions
- 1. Emergency Dental Pulp Toothache Cotton Drop with Syzygium aromaticum (Clove oil). 2. Rainforest Carbuncle Pus-Drawing Poultice with Brown Sugar (External Only).
Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only
