Anticancer drugs work by killing cancer cells or modifying their growth. Most were discovered between 1950-1970 after nitrogen mustard was first used in the 1940s. Cancer treatment includes chemotherapy, radiotherapy, immunotherapy, and surgery. The aims of cancer therapy are to cure or prolong remission, provide palliation, or use adjuvant chemotherapy after surgery/radiotherapy. Anticancer agents are classified as cytotoxic drugs, targeted drugs, or hormonal drugs. Cytotoxic drugs include alkylating agents, platinum agents, antimetabolites, microtubule damaging agents, topoisomerase inhibitors, and antibiotics. They work by various mechanisms such as cross-linking DNA, inhibiting DNA/RNA synthesis, or interfering with microtubule