Tianma Wan (Chinese: 天麻丸) is a blackish-brown pill used in Traditional Chinese medicine to "relieve rheumatism, alleviate muscle contracture, remove obstructions from collaterals and channels, promote blood circulation and relieve pain.
"[1] It is slightly aromatic and tastes slightly sweet and bitter.
It is used where there is a "deficiency of liver and kidney, stagnation of wind-damp marked by muscle contracture and numbness of the limbs, aching in the loins and legs.
"[2] The binding agent of the pill is honey.