槐角丸 [－－－]

Jyutping waai4 gok3 jyun2
Pinyin huái jiǎo wán

Definitions (Wiktionary)
  1. noun, Chinese, traditional
    A blackish-brown pill used in traditional Chinese medicine "to arrest bleeding by reducing heat from blood in the treatment of hematochezia and hemorrhoidal swelling and pain".