COMPOSITION PHARMACEUTIQUE POUR PREVENIR OU TRAITER UN CANCER CEREBRAL COMPRENANT UN POLYMORPHE CRISTALLIN D'HEXOXYDE DE TETRAARSENIC, ET SON PROCEDE DE PREPARATION
The present invention relates to a pharmaceutical composition which is for preventing or treating brain cancer and includes at least 99% of a crystal polymorph of tetraarsenic hexoxide a(As406-a), and to a method for preparing same. A composition according to the present invention exhibits excellent cancer cell proliferation inhibition and metastasis inhibition effects, and thus may be usefully used as an anti-cancer agent.