A Study of Lasmiditan in Participants With Migraine

Inclusion Criteria: * Males or females with history of migraine with or without aura, as defined by International Headache Society (IHS) International Classification of Headache Disorders (ICHD)-3 beta guidelines (1.1 and 1.2) (ICHD-3 beta, Cephalalgia 2013), for at least 1 year, based on medical history * Have a body mass index (BMI) of 18.0 to 40.0 kilograms per meter squared (kg/m²) inclusive, at the time of screening Exclusion Criteria: * Have known allergies to lasmiditan, related compounds, or any components of the formulation of lasmiditan * Have participated, within the last 30 days, in a clinical study involving an investigational product. If the previous investigational product has a long half-life, 5 half-lives or 30 days (whichever is longer) should have passed * Have an abnormal blood pressure, defined as systolic blood pressure less than or equal to (≤) 90 or greater than (\>) 155 millimeters of mercury (mmHg) or diastolic blood pressure ≤ to 50 or \>95 mmHg * Have clinically significant electrocardiogram (ECG) findings, including a QT interval corrected for heart rate using QT interval corrected for heart rate using Fridericia's formula (QTcF) value \>450 milliseconds (ms) (males) or \>470 ms (females), clinically significant bradycardia, cardiac block, or bradyarrhythmias * Have a history of, show evidence of, or are undergoing treatment for significant active neuropsychiatric disease (for example, manic depressive illness, schizophrenia, major depressive disorder) * Have a history of gastrointestinal surgery, or a history of or current irritable bowel syndrome, mal-absorptive disorders, or other gastrointestinal motility disorders. Appendectomy, splenectomy, and cholecystectomy are considered as acceptable * Have used or intend to use any migraine prevention treatments (including, but not limited to, propranolol or topiramate) within 30 days prior to dosing and until the follow-up visit