Indigoplant Leaf is the dried leaf of Polygonum tinctorium Ait. (Fam. Polygonaceae).

Action: To remove toxic heat, and to cause subsidence of eruptions by reducing heat in blood.

Indications: Fever and eruptions in epidemic diseases; cough and asthma due to heat in the lung; inflammation of the throat, mumps, erysipelas, carbuncle.

Usage: For external use, appropriate quantity of the fresh leaves to be pounded into paste and applied topically.

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