Reading · back to the source
Testing and a sound diagnosis
Endocrine Society · Testosterone Therapy for Hypogonadism Guideline Resources. The clinical guideline covers repeat morning testing, finding the cause and follow-up. It also explains why fertility plans and some health conditions affect treatment decisions.
Endocrine Society · Hypogonadism in Men. An explanation for patients of low testosterone, changing levels and repeat tests. It covers possible benefits alongside effects on sperm production and red-cell counts.
Endocrine Society · Statement on Testosterone Replacement Therapy. The Society’s July 2026 statement returns to diagnosis and testing quality. It also explains why uncertainty about long-term safety keeps safety checks in the picture.
Take your own result to the clinician
The links explain the general medical points. For your own result, ask the clinician how it fits with your symptoms and history, and what needs checking next.
Reading · back to the source
Blood pressure and safety warnings
U.S. Food and Drug Administration · FDA issues class-wide labeling changes for testosterone products. FDA’s February 2025 update required blood-pressure warnings and called for removing an older prominent warning about increased major heart and stroke events. Testosterone can raise blood pressure.
Reading · back to the source
The rules for distant care
U.S. Department of Health and Human Services · Prescribing controlled substances via telehealth. As of October 2026, temporary rules run through December 31, 2026. Authorized prescribers can prescribe certain controlled medicines without a prior in-person exam when required conditions are met; the communication requirements are explained below.
eCFR, Office of the Federal Register / National Archives · 21 CFR 1307.41 — Telemedicine prescribing of controlled substances. The federal rule sets the conditions for temporary remote prescribing: a legitimate medical purpose, an authorized prescriber and an interactive audio-video system for testosterone. A questionnaire or voice call alone does not meet that standard.
U.S. Department of Health and Human Services · Licensing across state lines. HHS explains how permission to provide care across state lines varies. This is useful when you’ll be somewhere different for the next remote visit.
Alaska Division of Corporations, Business and Professional Licensing · Telehealth Information. Alaska’s licensing division explains telehealth permissions and limited exceptions for out-of-state care. As of October 2026, its guidance bases the rules on where you receive care.
Keep the date with the rule
These source notes date from October 27, 2026. Access rules can change before an appointment. Confirm the current requirements with the care team when arranging a visit.
Reading · back to the source
Symptoms, benefits and later checks
MedlinePlus, U.S. National Library of Medicine · Could you have low testosterone?. MedlinePlus explains how health conditions, medicines and injury can contribute to low testosterone. It helps frame the question of what is causing a low result.
MedlinePlus, U.S. National Library of Medicine · Testosterone. This information concerns oral testosterone. We link it for controlled-medicine status and symptoms needing immediate medical attention. Discuss instructions for your own medicine with the prescriber.
Mayo Clinic · Male hypogonadism — Diagnosis and treatment. Mayo Clinic explains diagnosis and treatment, including regular follow-up and testosterone-level checks. Those later visits belong in the plan for care after returning home.
Mayo Clinic · Testosterone therapy — Potential benefits and risks as you age. Mayo Clinic separates possible sexual benefits from limited evidence of better energy in otherwise healthy older men. That helps put broad claims of feeling younger in perspective.