Side Effects - National Cancer Institute

Side Effects - National Cancer Institute

Side Effects of Cancer Treatment

Tell your doctor about side effects you are experiencing, so you get the care and treatment you need to manage these problems.

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Cancer treatments and cancer can cause side effects. Side effects are problems that occur when treatment affects healthy tissues or organs. Speak up about any side effects you have, or changes you notice, so your health care team can treat or help you to reduce these side effects. 

Learn about steps you can take to prevent or manage the side effects listed below:

• Anemia
• Appetite Loss
• Bleeding and Bruising (Thrombocytopenia)
• Constipation
• Delirium
• Diarrhea
• Edema (Swelling)
• Fatigue
• Fertility Issues in Boys and Men
• Fertility Issues in Girls and Women
• Hair Loss (Alopecia)
• Infection and Neutropenia
• Lymphedema
• Memory or Concentration Problems
• Mouth and Throat Problems
• Nausea and Vomiting
• Nerve Problems (Peripheral Neuropathy)
• Pain
• Sexual Health Issues in Men
• Sexual Health Issues in Women
• Skin and Nail Changes
• Sleep Problems
• Urinary and Bladder Problems

Keep in mind that side effects vary from person to person, even among those receiving the same treatment.

• Updated: August 9, 2018