When a Patient Decides to Stop Active Cancer Treatment

An adult with decision-making capacity can decline or stop treatment, including treatment that would probably extend their life. The detail of how this works is set by the law of your state, so it is worth asking the team what applies where you are.

Capacity is judged for a particular decision at a particular moment, by the treating team, rather than being something a person simply has or lacks. Capacity means being able to understand the situation, weigh the options and say what they choose. It does not mean agreeing with the oncologist. It does not mean agreeing with you. If you genuinely believe capacity is impaired, ask for an assessment. Delirium, a brain metastasis, uncontrolled pain, some medicines and severe depression can all affect it, though none of them automatically means capacity is lost; that is what an assessment is for. If capacity is intact, the decision is theirs. The work left to you is understanding it, not reversing it.

Most reasons fall into a small set. The side effects take up more of the day than the disease does. Each new line of therapy has offered less, for less time. The person is spending two days a week in clinics, in transport, in scanners. That arithmetic decides it. Or they have watched someone else go through the last stretch on treatment, and they do not want it. Sometimes the body itself has changed. As performance status drops, someone goes from being up most of the day to being in bed most of it. At that point chemotherapy is less likely to help and more likely to do harm.

Some decisions to stop are really decisions to escape something specific. Pain that has never been properly controlled. Nausea nobody adjusted the medication for. Depression, which is common in advanced cancer and treatable. Exhaustion from anemia, a low red blood cell count. A decision made in that state deserves a second look once those things are dealt with. A palliative care referral is usually the most direct way to get all of them looked at together, though what a service can offer, and how quickly, differs from place to place. This is not a reason to override anyone. It is a reason to sequence the conversation properly.

The sentence people brace for is that there is nothing more we can do. It is almost never literally true. What may be true is that no remaining treatment is likely to control the cancer. Everything aimed at how the person feels is still there. Opioids for pain and breathlessness. Anti-emetics for nausea. Palliative radiotherapy for a painful bone lesion. Draining fluid from the abdomen or chest. Treatment for constipation and anxiety. Equipment for the home, and a hospice team available around the clock. If a clinician says that sentence, a reasonable reply is to ask what can still be done about symptoms.

The infusion appointments stop. The surveillance scans stop, and many people find that is the biggest relief of all. The oncology clinic recedes, and something has to take its place. That is usually palliative care or hospice. Ask directly who the new point of contact is. There is often a gap between leaving oncology and reaching hospice. That gap is where families most often end up calling an emergency department at night, for a problem that could have been handled at home.

Arguing about survival statistics rarely goes anywhere. The person has usually heard them already. More useful questions are simple ones. What are they weighing? What are they afraid of? What do they want the next months to contain? And what would they want if things got worse faster than expected? If you disagree, say so once, plainly. Say it as your own feeling, not as an argument about the medicine. Then ask for a family meeting with palliative care, so everyone is working from the same information.

A decision to stop treatment is the point where the practical documents matter. An advance directive and a named healthcare proxy are the usual foundation, and the forms and rules for both are set by your state. Many states also run a POLST or MOLST programme, which turns resuscitation and hospitalisation preferences into actual medical orders signed by a clinician. Not every state has one, and where they exist they are an option rather than a requirement. Ask the team which forms apply where you live and which ones would help in your situation. Get prescriptions for symptom medicines into the house before they are needed. Find out what happens after a death at home, and write the phone number somewhere visible.

Wanting to stop treatment is a considered choice, and it is not the same thing as wanting to die. Sometimes both are present, though, and the second one needs help of a different kind.

• A wish to stop treatment is not the same as a wish to die. Wanting to stop burdensome treatment, or saying they are ready for what comes, is a decision about care, and it belongs in a conversation with the oncology or palliative care team, not on a crisis line. What follows is different.
• Call or text 988, the Suicide and Crisis Lifeline, or call 911, if the person says they want to end their life, or you find they have made a plan or gathered a means of doing it. Do not wait for the next clinic appointment, and do not leave them on their own.
• Call your care team the same day if low mood, hopelessness or exhaustion has settled in and is driving the decision, or if pain, sickness or breathlessness is out of control. These are treatable, and a palliative care referral is the quickest route to them.
• Call your care team within a day or two if nobody has told you who takes over once oncology steps back. That gap between clinics is where avoidable night-time crises happen.

• 988 Suicide and Crisis Lifeline
• NCI PDQ, Planning the Transition to End-of-Life Care in Advanced Cancer
• NCI, Palliative Care in Cancer fact sheet
• NCI, Coping With Advanced Cancer patient booklet