[Etiopathology and treatment of tandra (drowsiness)] Due to consumption of anna (foods) that are madhura (sweet), snigdha (unctuous), guru (heavy to digest), chintana (excessive thinking), shrama (exertion), shoka (grief), vyadhyanushanga (chronicity of diseases),
The symptoms of tandra are hridaye vyakulibhava (uneasiness or discomfort in the region of heart), sluggishness of speech and physical activity, decreased acuity of the sense organs, clouding of mind and intellect.
This condition should be managed by shodhana and shamana measures that are kaphahara, vyayama (exercise), raktamokshana (blood letting) and intake of foods that are predominantly katu (pungent) and tikta (bitter).