[marzell]

|it has already been used widely and approved for malaria treatment after going through safety trials a long while ago

This doesn't mean it's safe to take, it just means that taking it as prescribed is believed to lead to better outcomes than trying to survive Malaria without taking it.

There's any number of things that chemotherapy or radiation might help with, but unless it is terminal cancer, chances are you are better off without those treatments.

In medical terms, 'safe' is almost always relative. Tylenol is 'safe', and yet it kills many people every year.