Selection of the specific antiemetic regimen is at the discretion of the treating physician. Antiemetic regimens should not include dexamethasone or other steroids. 38 Abbreviated Title: Phase I MVA -Brachyury -TRICOM Version Date: September 14, 2016 Confidential Hormonal therapy in breast and prostate cancer, H ER2-directed therapy in breast cancer, erlotinib in lung cancer , and “maintenance” capecitabine and/or bevacizumab in colorectal cancer are allowed only as per the eligibility criteria ( Section 2.1). Toxicities thought to be autoimmune- related and attributable to vaccine will lead to discontinuation of vaccine and symptomatic treatment .