Thc Can kill Cancer cells and CBD can help with the pain.

Here are the sites which tell the same:
https://integrativeonc.org/news/research-blog/277-does-cannabis-cure-cancer
https://greenthevoteok.com/cbd-oil/
https://www.cancer.org/treatment/treatments-and-side-effects/complementary-and-alternative-medicine/marijuana-and-cancer.html