Lynparza (olaparib) is used to treat breast cancer, ovarian cancer, pancreatic cancer and prostate cancer. Lynparza is a PARP Inhibitor, which works by preventing tumor DNA repair to kill the cancer cells.The most common form of Lynparza is a bottle of 150mg tablets. It is also available as bottles of 100mg tablets and bottles of 50mg tablets. There are currently no generic alternatives for Lynparza. It may be covered by some Medicare and insurance plans. With the Patient Assistance Program from AstraZeneca, you can enroll for 12 months at a time, and your medication will be shipped to you or your doctor, depending on the medication, every 90 days at no charge if you are approved.