Overview
- The FAA made MedGuide publicly available in mid-October as a searchable tool listing medications the agency currently classifies as allowed and the observation or waiting periods tied to their use.
- The guide says that, in most cases, pilots and controllers should observe a 48-hour period after starting a new medication to ensure no aeromedically significant side effects develop.
- The initial release covers only allowed medicines and does not change medical certification rules; the FAA stresses the tool is a reference and that clinicians must still make individualized fitness-for-duty decisions.
- The agency plans phased updates to add conditionally acceptable and prohibited drugs, and industry groups such as the NBAA have praised the increased transparency while calling the resource a work in progress.
- The rollout responds to a 2024 FAA advisory committee finding that aviators lacked clear medication guidance and follows congressional attention in 2026 pushing for more accessible, comprehensive drug guidance.