<s>[INST] yes hello my mum has just been told to stop her chemo treatment she is a breast cancer patient was having echemo every 3 weeks has had 4 sessions and the last lot of chemo caused her to faint and angles are swollen and slightly red has a pimply rash on her chin ... my question is can chemo therapy be harmful and can it cause daeth [/INST] Hi, dairy have gone through your question. I can understand your concern. Chemotherapy has many side effects.  It worsens the the quality of life.  Tolerance of chemotherapy is different in different person.  In some person it becomes fatal.  It is better to live with cancer then taken chemotherapy is true for person who can not tolerate that.  So doctor advice to stop chemotherapy. Hope I have answered your question, if you have doubt then I will be happy to answer. Thanks for using Chat Doctor. Wish you a very good health. </s>