Re-ALK is created to improve the quality of ALK-rearranged Non-Small Cell Lung Cancer management through better practices and patients’ adherence. It is used to give scientific content for both doctors and patients. It also opens a forum of discussion for both patients and doctors. Patients can set reminders for their treatment and report adverse events on a regular basis. Doctors can receive adverse events reports from their patients and track them over time. They can also access decisional algorithms for different treatment lines.