Nature: acrid, cool
Enters: Heart, Liver
Actions: Calms the liver; sedates the Shen.
• Withdrawal-mania, delirium from febrile disease, palpitations, insomnia, being easily startled or prone to anger.
• Decoct for an extra 60-90 minutes.
• Note high doses of iron are toxic, particularly to children. Even in adults, excess iron may contribute to an increased risk of heart disease and colon cancer.