Oncology drugs are medicines used in the treatment of cancer to help control, reduce, or eliminate the growth of abnormal cells in the body. They are prescribed for various types of cancers such as breast, lung, blood, colon, prostate, and many others. These drugs may work by killing cancer cells, slowing their growth, preventing their spread, or boosting the bodys immune system to fight cancer. Oncology medicines are used in different forms, including chemotherapy, targeted therapy, immunotherapy, and hormone therapy, and may be given alone or in combination with surgery and radiation therapy. They help improve survival, reduce symptoms, and enhance quality of life, and are always used under the supervision of cancer specialists according to the patients condition and treatment plan.