Dabuyin Wan is a dark brownish-black water-honeyed pill used in Traditional Chinese medicine

Traditional Chinese medicine

Traditional Chinese Medicine refers to a broad range of medicine practices sharing common theoretical concepts which have been developed in China and are based on a tradition of more than 2,000 years, including various forms of herbal medicine, acupuncture, massage , exercise , and dietary therapy...

 to "nourish yin and to lower fire". It is used in cases where there is "deficiency of yin accompanied with flaming-up of evil fire manifested by daily recurring fever, night sweating, cough, hemoptysis, tinnitus and seminal emission". It tastes bitter, slightly sweet and astringent.

Chinese classic herbal formula

Name	Chinese (S)	Grams
Radix Rehmanniae Preparata	熟地黄	120
Rhizoma Anemarrhenae (stir-baked with salt)	知母 (炒)	80
Cortex Phellodendri (stir-baked with salt)	黄柏 (炒)	80
Carapax et Plastrum Testudinis (processed)	龟板 (制)	120
Medulla Spinalis Suis	猪椎	160