erlong zuoci wan erlong zuoci wan erlong zuoci wan (simplified chinese: 耳聋左慈丸; traditional chinese: 耳聾左慈丸) is a brownish-black honeyed pill used in traditional chinese medicine to "replenish the kidney and subdue hyperactivity of the liver". it is used in cases where there is "deficiency of yin of the liver and the kidney marked by tinnitus, impairment of hearing, dizziness and blurred vision". it is sweet and slightly sour in taste. chinese classic herbal formula name chinese (s) grams magnetitum (calcined) 磁石(煅) 20 radix rehmanniae preparata 熟地黄 160 fructus corni (processed) 山茱萸 (制) 80 cortex moutan 牡丹皮 60 rhizoma dioscoreae 山药 80 poria 茯苓 60 rhizoma alismatis 泽泻 60 radix bupleuri marginati 竹叶柴胡 20