Chemotherapy in children: side effects

Chemotherapy in children is one of the most effective methods of treating cancer. It saves lives, but is often accompanied by difficult experiences, both physical and emotional. Each child responds to therapy in his or her own way, and understanding these processes helps parents to be there for their child with love, not fear.

What are the side effects of chemotherapy in a child?

Chemotherapy drugs affect not only tumor cells but also healthy tissues that divide rapidly (hair, mucous membranes, hematopoietic system, skin). This results in side effects after chemotherapy, which, although unpleasant, are temporary in most cases.

🔹 1. Hair loss (alopecia)

This is one of the most noticeable side effects of chemotherapy in children. Hair may fall out partially or completely 2-3 weeks after the start of treatment. For many children, this becomes an emotional challenge because their appearance changes. Explain to your child that this is not permanent: the hair will grow back - it is part of the treatment.

👉 Tip: Give your child the right to choose whether to wear a hat, scarf or not. It is also important to prepare your child and yourself: new hair may vary (straight hair becomes wavy or vice versa, the color may change). Talk about it in advance - the expectation of "new hair" often adds motivation and patience.

Read more about accepting changes in appearance in the article "A child has lost hair after chemotherapy: how to support?".

🔹 2. Nausea, vomiting, loss of appetite

These reactions most often bother children for several days after the procedure. Modern medications help to reduce symptoms, but it is important to monitor drinking and soft food.

👉 Tip: Small portions of your favorite food more often are better than three large meals. Sometimes the scent of citrus or cool water with mint helps.

🔹 3. Fatigue, weakness, drowsiness

After chemotherapy, a child may get tired faster. This is not laziness - the body spends a lot of energy on recovery. Do not force him to return to his usual rhythm right away - let him rest.

🔹 4. Hypersensitivity of the skin and mucous membranes

You may experience dryness, cracks, irritation in the mouth, and scalp sensitivity. This is temporary. Avoid aggressive soaps and hot water, and give preference to natural oils and mild care products.

🔹 5. Weakening of the immune system

Chemotherapy drugs affect blood formation, so the level of white blood cells may decrease, making the child more vulnerable to infections and viruses.

👉 Tip:

• Wash your hands more often, especially after visiting public places.
• Avoid contact with people with cold symptoms.
• Do not use immunomodulators without a doctor's prescription.

What are the consequences after chemotherapy in a child

The effects can be short-term (disappear within a few weeks) or long-term (require medical monitoring). The reaction depends on the dose, type of drug, and health status before treatment.

Changes in appetite or weight. Some children lose weight, others gain weight due to hormonal fluctuations or steroid therapy.

Problems with sleep. Anxiety and physical discomfort can cause insomnia or night fears in children. Sleep rituals can help: a quiet conversation, a warm blanket, a fairy tale, or drawing before bedtime.

Emotional tension. Children experience not only pain but also changes in their perception of themselves. It can be difficult for them to communicate with their peers, especially if their appearance has changed.

That is why it is important not only to treat the body but also to maintain emotional stability. Psychologists, art therapists, and simple things like attention, time, and love can help.

Support for children during chemotherapy

Support is not only medical care, but also love, presence, and acceptance. For a child, this is the most important "dosage form".

💛 Tips for parents:

• Be honest. Explain what is happening, but in simple language.
• Don't hide your emotions, but don't panic. You can say, "I'm scared too, but we'll get through it together."
• Keep your routine. Small rituals (drawing, reading, cartoons) give a sense of stability.
• Allow your feelings. Tears are not weakness, but a way to relieve tension.

Creativity and fairy tales as therapy

When a child is undergoing treatment, words sometimes do not work. But drawings, music, and fairy tales do. That's why art therapy is increasingly used in children's oncology departments: it helps to express emotions, reduces anxiety and restores a sense of control.

You can read more about the role of creativity in recovery from stress here 👉 "Creativity as Therapy: How Drawing Helps Children to Overcome Difficult Emotions".

A book that helps children accept change

One of the warmest examples of support is the book "Where is my fur?"created by dermatologist and PhD Myroslava Novosilska. This is not just a story about Korzhik the dog who lost his fur. This is a story about humanity, acceptance and courage to be yourself.

Korzhik teaches children that external changes do not define who they are. He reminds them that even without fur, they can still be beautiful, kind, and loved.

The book has a charitable mission: every book purchased equals one more free book given to children in oncology wards. It becomes a bridge between fear and hope, words and heart.

Read more about initiatives that support children with cancer in the material 👉 "How to help children with cancer: charitable foundations, things and books that change lives".

When to see a doctor or psychologist

Some reactions are natural, but if the child has them for a long time:

• Strong apathy or withdrawal,
• constant nightmares or anxiety,
• refusal to socialize or play,

- be sure to consult a psychologist or psycho-oncologist. It is important for a child to feel not only treatment but also understanding.

Conclusion.

Chemotherapy in children is a difficult test, but not a sentence. The side effects of chemotherapy are temporary, and the main thing that remains is love, trust and faith in life. Parental support, hugs and gentle "I'm with you" are the best therapy. And even in hospital walls, you can remain a child - dream, draw, laugh. 💛 Because treatment is not only about the body, but also about the heart that feels loved.