YA ZHI CAO
english name myrrh part used gum resin from the stem
This herb consists of the gum resin obtained from the woody stem of Commiphora myrrha Engl. It is produced mainly in Africa.
flavor, property, and channel tropism
Bitter in flavor, neutral in property, acts on the Heart, Liver, and Spleen channels.
Invigorates Blood to relieve pain, reduces swelling, and promotes tissue regeneration.
clinical use and major combinations
For dysmenorrhea, amenorrhea, stomach and abdominal pain, and traumatic pain, it is used with Gummi Olibanum (Ru Xiang). In treating arthralgia, Gummi Olibanum (Ru Xiang) is used rather than Myrrha (Mo Yao). In treating pain due to Qi and Blood Stasis, the two herbs are used in combination to produce better effects.
dosage and administration
3 —io g, decocted in water for an oral dose. Appropriate amount for external use.
Contraindicated during pregnancy in cases of excessive uterine bleeding.
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