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SNIPSTART Find A Radiation Oncologist

Side Effects

This list doesn't represent all of the possible side side effects. Please talk to your radiation oncologist about your specific diagnosis to learn more about how likely these side effects may be for you.

View the visual side effects chart.

Short term side effects

Side effects are usually temporary and usually go away shortly after treatment ends. Below is a list of possible side effects you might notice during your treatment.

More likely
  • Tiredness
  • Temporary increase in headaches
Less likely
  • Loss of hair
  • Scalp redness/soreness
  • Nausea/vomiting

Long term side effects

After the short-term side effects of radiation therapy resolve, others may become noticeable months or years later.

More likely
  • Changes in thinking patterns and decreased ability to concentrate
  • Decrease in hearing
Less likely
  • Cataracts
  • Nausea/vomiting
  • Dry mouth
  • Loss of appetite
  • Abnormal hormone levels