The main group of painkillers are different in chemical structure and mechanism of action of medicinal substances. Among the main drugs of pain are analgesics. Distinguish non-narcotic and narcotic analgesics. For non-narcotic analgesics include various synthetic drugs (analginum, acetylsalicylic acid, butadion, paracetamol, etc.). Compared with the narcotic analgesics, they have less assuager activity and are effective mainly for pain arising from inflammatory lesions in various organs and tissues.
Cytoxan (Cyclophosphamide) is used for treating certain types of the following cancers: lymphoma, multiple myeloma, leukemia, mycosis fungoides, neuroblastoma, ovarian cancer, eye cancer, and breast cancer.