[It appears effective in vitro ( https://www.nature.com/articles/s41422-020-0282-0 ) but there are a LOT of contraindications and side effects, and you have to be careful to avoid toxicity.  Here's the clinical use report from China: http://rs.yiigle.com/yufabiao/1182323.htm](https://l.facebook.com/l.php?u=http%3A%2F%2Frs.yiigle.com%2Fyufabiao%2F1182323.htm%3Ffbclid%3DIwAR3hEZbltCESANJS993Jd1NEZaf0nPvBeS8xaCniRJakTUGd09TssLhLEew&h=AT1Pv_8bJQDPfJr0R5l58UsoxXQ04wGvKFX3D_KK_GWglrQtGewVzk_Sb5Y_mvLSbWgIdYBOIhszcvAdMzu0N8wCH3x_MngMSMCigt9KnRRCR_pl-skKlc3kcRaOW2lpVOWSg27FgwYTWwARxQ9fPwPv)”