Resources/Testosterone Replacement Therapy
Condition Guide

Testosterone Replacement Therapy (TRT)

TRT for hypogonadism is now a CACI condition — most pilots on TRT can be certified by their AME on exam day. Specific ground trials, lab requirements, and hard disqualifiers apply.

Informational Use Only. The information on this page reflects our understanding of current FAA medical certification requirements and is provided for general educational purposes only. FAA policies, the AME Guide, and CACI worksheets are updated frequently and without notice. The FAA AME Guide and FAA Civil Aerospace Medical Institute (CAMI) are the authoritative sources in all cases. Nothing on this page constitutes legal or medical advice. Always verify current requirements directly with your Aviation Medical Examiner and the official FAA AME Guide at faa.gov/ame_guide before making any certification decisions.

TRT Is Now a CACI Condition — AME Can Issue on Exam Day

As of the updated FAA CACI worksheet (04/29/2026), low testosterone / hypogonadism treated with approved medications is a CACI condition. Your AME can issue your certificate on exam day without sending the case to the FAA regional office, provided all criteria are met. Key requirements: stable regimen with no side effects affecting flight duties, hematocrit ≤54% on a CBC within 90 days, no history of venous thromboembolic events, and no phlebotomy treatment. Enclomiphene citrate is not acceptable.

Quick Triage: Where Do You Stand?

Your medication type and medical history determine which certification pathway applies.

1

Topical testosterone only (gel, cream, patch)

Simplest pathway — AME can issue
2

Oral or injectable testosterone, Testopel, Anastrozole, or HCG

CACI eligible — AME can issue
3

Clomiphene citrate

CACI eligible — 14-day ground trial + vision check
4

Hematocrit >54% or treatment requires phlebotomy

Defer — Special Issuance required
5

History of venous thromboembolic event (PE or DVT)

Defer — Special Issuance required
6

Enclomiphene citrate use

Not acceptable under current guidance

FAA Accepted Medications for Hypogonadism (Updated 04/29/2026)

Each medication class has specific issuance requirements. Some require ground trials before flying is permitted.

No Ground Trial Required

  • Topical testosterone (gel, cream, patch) — AME can issue with Block 60 notation only; no worksheet needed
  • Oral testosterone — CACI worksheet required
  • Injectable testosterone — CACI worksheet required
  • Testopel (pellets) — CACI worksheet required
  • Anastrozole — CACI worksheet required

Ground Trial Required

  • HCG (Human Chorionic Gonadotropin) — 7-day initial ground trial required before flying
  • Clomiphene citrate — 14-day initial ground trial required; AME must confirm no visual side effects

Not Acceptable — Cannot Be Certified

  • Enclomiphene citrate — listed as not acceptable under current FAA guidance. This is not a prediction of any future FAA decision.

What the FAA Evaluates

The CACI checklist focuses on flight-safety-relevant outcomes of TRT — particularly hematocrit, thrombotic risk, and stability of the current regimen.

Regimen Stability

Your treating physician must confirm the condition is stable on the current regimen, no changes are recommended, and no side effects that would interfere with flight duties are present. Mild skin irritation and acne are specifically listed as acceptable and do not disqualify.

Hematocrit (CBC Within 90 Days)

A complete blood count (CBC) performed within 90 days of your exam is required. Hematocrit must be 54% or less. If elevated, you must be deferred to the FAA. Testosterone therapy commonly raises hematocrit — regular monitoring with your treating physician is essential.

Phlebotomy Treatment

If your condition requires phlebotomy to manage elevated hematocrit, you do not qualify for the CACI pathway and must be deferred to the FAA for Special Issuance. This is a hard disqualifier for the AME-can-issue pathway.

Thromboembolic History

Any prior venous thromboembolic event (VTE) — pulmonary embolism (PE) or deep vein thrombosis (DVT) — disqualifies you from the CACI pathway. This requires full FAA Special Issuance review, which includes cardiovascular documentation separate from the TRT evaluation.

Underlying Cause Documentation

Your clinical progress note should address the diagnosis of hypogonadism, including the etiology if known (primary vs. secondary), and document that the condition is being managed appropriately with the current medications.

Treating Physician Oversight

A detailed Clinical Progress Note from a urologist, endocrinologist (preferred), or treating physician within 90 days of your exam is required. It must address: diagnosis, assessment, plan, prognosis, current medications, and history of cardiovascular disease, thromboembolic events, or prostate cancer.

What to Gather

Treating Physician Clinical Progress Note
Generated from a clinic visit within 90 days of your FAA exam
From urologist, endocrinologist, or treating physician
States condition is stable on current regimen
Confirms no side effects that would interfere with flight duties
Documents current medications and doses
Addresses cardiovascular history, thromboembolic history, and prostate status
Lab Results (CBC)
Complete blood count (CBC) within 90 days of the AME exam
Hematocrit must be 54% or less
Confirm no phlebotomy is required for hematocrit management
Testosterone levels (total and free) — supporting documentation of stable levels
Medication Documentation
Exact medication name, dose, and route of administration
Start date of current regimen
Documentation that ground trial is complete (HCG: 7 days; clomiphene: 14 days)
Confirmation that medication is on the FAA acceptable list
No enclomiphene citrate use
If Deferred (Special Issuance Path)
Low Testosterone Hypogonadism Status Summary (FAA form)
Or current detailed clinical progress note addressing all status summary items
History of the condition with diagnosis, assessment, plan, prognosis, and follow-up
CBC with hematocrit performed within 90 days
Cardiovascular, thromboembolic, and prostate cancer history addressed

Common Pitfalls

Using enclomiphene citrate — explicitly not acceptable; using it means you cannot be certified on this medication under any CACI pathway

Hematocrit above 54% — the most common reason TRT pilots are deferred; must be monitored regularly

Not completing the required ground trial (7 days HCG, 14 days clomiphene) before the exam

Undisclosed history of pulmonary embolism or DVT — this disqualifies from CACI and requires FAA Special Issuance

Currently undergoing phlebotomy to manage hematocrit — automatic deferral; CACI not available

Clinical progress note older than 90 days — must be current to the exam

Self-prescribed or unmonitored TRT — the physician note must come from an actual clinic visit with documented oversight

For clomiphene: not confirming absence of visual side effects — required before the AME can issue

Frequently Asked Questions

Why Choose Chester Medical?

What sets our practice apart for testosterone replacement certification cases.

HIMS Senior AME

FAA-designated HIMS Senior AME experienced in evaluating TRT cases across all CACI and Special Issuance pathways.

Pilot, Not Just a Physician

Active corporate jet pilot (ATP, CFI, CFII, MEI) — understands the operational implications of hormonal therapies and medication timing.

Direct Physician Access

You work directly with the doctor. No case managers, no handoffs — one point of contact from consultation through certification.

Remote Consultations

Pre-exam consultations available remotely so you know whether your current regimen is CACI-eligible and what documentation you need before your exam day.

Modern Patient Portal

A digital patient portal for document management and case progress tracking.

Two Arizona Locations

Flagstaff and Lake Havasu City offices — serving pilots across the Southwest and beyond.

Questions about your specific situation?

This page is general education only — individualized guidance is provided in a scheduled consultation.

Chester Medical Corporation

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