How much leave chemotherapy needs

Plan for the treatment day plus the two or three days after it, for each cycle. Across a typical course of six cycles that is somewhere around three working weeks in total, spread out rather than taken together. Many people manage on less, and some need considerably more.

Add a margin on top of whatever you calculate. Cycles get postponed for low counts, a fever means an unplanned hospital visit, and a scan gets added. Families who commit every available day to the planned schedule have nothing left when something moves.

It is spread out, which changes what leave you need

Three weeks in single days across six months is a different request from three weeks in a block, and it suits some leave policies far better than others. Take the pattern to whoever approves your leave rather than just the total.

The number depends heavily on the job

An office worker who can work from home may need only the treatment days. Somebody on a construction site or driving for a living cannot work through the low-count stretch at all, and their figure is much larger.

It cannot give you your own number. Cycle length, the number of cycles, how your body responds and what your job demands all change it, and the range between people is wide. Use the shape here and calibrate on your first cycle.

It also cannot tell you what your employer must grant. That depends on your contract, your sector and the law, and it differs enormously between an organised-sector job, a small firm and informal work. Take that question to somebody qualified.

Radiotherapy alongside changes the arithmetic

If your plan includes radiotherapy, that often means daily attendance for several weeks, which is a completely different leave pattern from chemotherapy cycles. Ask whether both are planned and how they fit together.

If there is no paid leave at all

Self-employed, daily wage and informal work are the hardest cases, and the honest answer is that the loss is income rather than leave. Raise it with the hospital's medical social worker at the very start, and ask whether appointments can be grouped to lose fewer working days.

Count the attendant's leave as well

Somebody has to come to every treatment day, and in most families that is a working person taking their own leave. Two people's calendars are being spent on this course rather than one, and households that plan only the patient's days find the attendant has run out by cycle four. Work out both figures at the same time, and share the hospital trips between more than one relative where you can.

What to do next

Ask for the full treatment schedule in writing. Ask human resources what leave and medical leave policy you have. Mark treatment days, the days after, and scan dates on one calendar. Book generously for cycle one and calibrate. And ask for flexibility as well as days.