FAA Medical Blog
Hypoglycemia and Oral Diabetes Medications: What Pilots Need to Know
By Phanor Calle, MD | FAA Senior Aviation Medical Examiner | Weston Medical Clinic
Taking oral diabetes medication does not automatically end your flying career. Pilots with medication-treated diabetes may qualify for FAA medical certification through special issuance. However, hypoglycemia—low blood sugar—is an important safety concern, even when treatment does not include insulin.
Low blood sugar can cause shakiness, dizziness, confusion, and blurred vision. Severe episodes can lead to seizures or loss of consciousness. Certain oral medications, particularly sulfonylureas and meglitinides, can cause hypoglycemia. Skipping meals or increasing physical activity can further increase the risk.
What does the FAA want to know?
The FAA requires documentation of your diabetes control, medications, side effects, and any diabetes-related complications, including hypoglycemic episodes during the past year.
Before your examination, ask the clinician managing your diabetes to complete the FAA Diabetes or Hyperglycemia on Medications Status Report, and bring it to your appointment.
For pilots renewing under the FAA’s AME Assisted Special Issuance process, the AME must defer certification for FAA review when there has been:
- Severe hypoglycemia requiring another person’s assistance.
- Symptoms of hypoglycemia with a measured glucose of 70 mg/dL or lower.
- Glucose of 54 mg/dL or lower, even without symptoms.
- An event suggesting hypoglycemia unawareness—the inability to recognize low blood sugar.
Deferral means additional FAA review is necessary; it does not automatically mean permanent disqualification.
Prepare before your FAA medical examination
Bring your completed diabetes status report or detailed treating-physician note, recent A1C results, medication list, and any existing special issuance authorization. Document low-glucose episodes accurately, including symptoms and treatment.
Discuss medication changes with your treating clinician and AME. FAA observation periods may apply, and pilots should not perform flight duties until the required period has passed and their condition has been assessed as stable and safe. A favorable A1C alone does not establish fitness to fly.
At Weston Medical Clinic in Weston, Florida, Dr. Phanor Calle helps pilots understand FAA medical requirements and prepare the documentation needed for review. Schedule your aviation medical evaluation to discuss your diabetes treatment and certification needs.
Prepare Before Your Appointment
Contact Weston Medical Clinic before your FAA examination so we can help identify the records you need. Certification depends on your individual findings and applicable FAA criteria.
Call (954) 385-9711 or request an FAA medical appointment
FAA references: