Medicines give hope to sick people. Making medicines costs a lot of money. That's why medicines are expensive.
Sebastian is a 10-year-old boy. He has a serious illness. A new medicine might help, but it costs 2.5 million euros.
The medicine Elevidys can be dangerous. Three people have died because of it. The medicine does not show good results in patients.
The US drug agency has approved the medicine. They thought the medicine would help the muscles.
The price of medicines is high because their production is long and expensive. Few people use medicines for rare diseases.
Elevidys is a gene therapy. It uses a virus that helps the muscles. The medicine may take several years to show effects.