Xospata 40mg Tablet is a medication used to treat adults with acute myeloid leukemia (AML) who have a certain genetic mutation. The active ingredient in the drug is gilteritinib, which works by targeting and blocking the activity of an enzyme involved in the growth and spread of cancer cells called FLT3. It is taken as a single oral dose, usually once daily for 21 days followed by 7 days of therapy. Taking other medications, alcohol, or supplements alongside Xospata 40mg Tablet can increase the risk of significant side effects. Possible side effects include nausea, vomiting, diarrhea, hair loss, mouth sores, and trouble breathing; patients should contact their doctor if any of these occur. Xospata 40mg Tablet should be taken according to healthcare provider recommendations for the safest experience.