this is an double blinded controlled preventive study to evaluate the preventive effect of this is an preventive traditional chinese medicine TDX105 plus Urea Ointment compared with placebo plus Urea Ointment on Regorafenib induced Dermatologic Toxicities
this is an preventive study to evaluate the preventive effect of traditional chinese medicine TDX105 on Regorafenib induced Dermatologic Toxicities