Olivia Newton-John health: Actress said stage 4 breast cancer is ‘part of my life’

There is even research suggesting that in some situations, THC can encourage the growth of cancer rather than leading to their destruction.

However, another study found more terminally ill cancer patients were alive after using the medicinal cannabis product than those who didn’t take the medicine.

According to the 2021 study, 83 percent of patients who took Sativex with a chemotherapy drug called temozolomide from a trial of 27 patients were alive after one year whereas only 44 percent that took a placebo were alive.

There are hundreds more cancer studies with differing results, but overall the studies “simply haven’t found enough robust scientific evidence” to prove that cannabis can treat cancer effectively.