STTEPP: Safety, Tolerability and Dose Limiting Toxicity of Lacosamide in Patients With Painful Chronic Pancreatitis

Study Visit 1: Baseline study assessments will be made and questionnaires completed in person, on day 0. Drug treatment days will then occur on days 1-7. Study Visit 2: Following completion of the 7-day drug treatment period, participants will have a face-to-face clinic visit on day 8 (with a 3 day grace period), where similar assessments and questionnaires will again be completed. Participants will return all unused drug at this visit, for disposal and to monitor compliance. A follow-up phone visit will occur on day 21 (with a 3 day window) to assess for adverse events and medication changes