Ban Lan Gen (Isatis Root)
Latin Name: Radix Iasatidis seu Baphicacanthi
Properties: bitter, cold
Actions: removes toxic heat, cools blood, benefits throat
Medical Indications: eruptive epidemic disorders with dark red or purplish tongue, such as influenza, meningitis, mumps, pharyngitis, laryngitis, erysipelas, scarlet fever, damp-heat jaundice, carbuncle
Contraindications: not to be used in cases without fire toxins, not to be used in patients with a weak constitution
Dosage: 15 to 30 grams