"Botanical name: Aquilaria agallocha Pharmaceutical name: Lignum Aquilariae Properties: acrid, bitter, warm, aromatic. Channels entered: Kidney, Spleen, Stomach. Functions and clinical use: Moves the Qi and alleviates pain: used for Stagnant Qi patterns with such symptoms as distension, pain, or a feeling of pressure in the epigastric or abdominal region. Especially useful for problems from Deficiency Cold or Congealed Blood. Reverses Rebellious Qi: this herb directs the Qi downward and is used for Rebellious Qi wheezing of either the Excessive or Deficient type or vomiting, belching, or hiccups from Cold Deficiency in the Stomach or Spleen. Aids the Kidneys in grasping the Qi: used for asthma and wheezing from Deficient Kidneys. Cautions and contraindications: Use cautiously in patients with prolapse from Deficient Qi. Use cautiously in patients with Deficient Yin with Heat signs. Pharmacological and clinical research: Antimicrobial effect: decoctions of Lignum Aquilariae (Chen Xiang) have a very strong inhibitory effect against Mycobacterium tuberculosis and Shigella flexneri."