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Jyutping gu3 ging1 jyun2
Pinyin gù jīng wán

Definitions (Wiktionary)
  1. noun
    A cream-coloured pill used in traditional Chinese medicine "to nourish yin, reduce heat, arrest excessive menstrual discharge and leukorrhea, in the treatment of excessive menstrual discharge of dark violet blood or morbid leukorrhea".