Dacilon 0.5 mg is used to treat different types of cancer such as testicular cancer, gestational trophoblastic neoplasia, Wilms' tumor and Ewing's sarcoma. It destroys cancer cells by interfering with their growth. This medication should be administeredd only by a health bcare professional and the dose schedule should also decided by him. Complete the full course of the medicine. Avoid alcohol consumption since it damage your liver. Common side effects encountered are nausea, vomiting, mouth ulcers, loss of appetite. serious side effects are that it lowers your immunity to fight infections and can cause blood, liver and kidney related issues. Make your doctor aware of any medication that you are taking before you begin the course of this medication. This medication is not to be taken during pregnancy and breastfeeding.