Fan Xie Ye

Cassia angustifolia, Tinnevelly Senna

Natural distribution: India, Arabia, Africa

Parts used: Leaflets

Nature: Sweet aand bitter; very cold

Affinity: Large intestine

Effects: Purgative (4-8 grams); cathartic (1-3 grams); laxative (0.5-1 grams)

Indications: Constipation from heat excess

Dosage: see above

Remarks: Doses over 5 grams may cause unpleasant symptoms of nausea, vomiting and stomach ache.