Chemotherapy :Presumably if you started chemo and found it too tough you could call a halt.Some of the members on here who opted for early chemo have had amazing results. Some have continued working throughout and not many have had horrendous side effects. Presumably if you started chemo and found it too tough you could call a halt. Perhaps worth checking with the specialist. You can always use one of the cancer apps like Ankr (ankr.us) or chemoweave (chemowave.com) to get information.