- Surveillance Systems: Networks that collect and analyze data on adverse events, such as the Vaccine Adverse Event Reporting System (VAERS) in the United States. - Pharmacovigilance: The science and activities related to detecting, assessing, understanding, and preventing adverse effects or any other drug-related problems. - Post-Marketing Surveillance: Monitoring the safety of interventions after they have been approved and are in widespread use. - Risk Management Plans: Strategies developed to identify and mitigate potential risks associated with a medical intervention.