BEFORE YOU BEGIN

What to know.

  • Tell the clinician about current and future fertility goals before treatment.
  • A testosterone blood test is not a complete fertility assessment.
  • HCG and other hormone medicines are not interchangeable add-ons.
THE GUIDE AT A GLANCE

A clearer path through the details.

Use this reading map to jump to the questions covered below.

  1. Bring up fertility before choosing a medicine
  2. Separate hormone results from fertility evaluation
  3. Treat HCG as a separate prescription decision

Bring up fertility before choosing a medicine

The Endocrine Society recommends against starting testosterone therapy in men planning fertility in the near term. A plan for testosterone deficiency should therefore account for reproductive goals rather than treating them as a later concern.

Ask whether you need a fertility-focused evaluation or referral before a treatment decision. This is a question to raise even if you do not plan to try for pregnancy immediately.

Sources: Testosterone therapy for hypogonadism: clinical practice guideline

Separate hormone results from fertility evaluation

MedlinePlus describes multiple potential causes of male infertility, including problems involving sperm. Hormone results can be part of an assessment but do not settle every question about the ability to conceive.

Ask which question a proposed test will answer and whether additional evaluation is needed. Do not interpret an improved hormone result as proof that fertility is preserved, restored, or guaranteed.

Sources: Male infertility: health information · Hypogonadism: medical encyclopedia

Treat HCG as a separate prescription decision

FDA describes HCG as a prescription medicine approved for infertility and other specific medical conditions; it is not approved for weight loss. That does not establish that adding it to any testosterone regimen will preserve fertility.

If HCG, gonadorelin, enclomiphene, or another hormone medicine is discussed, ask for the exact product, intended purpose, approval context, evidence, and monitoring plan. A list of medicines cannot replace an assessment of the underlying fertility problem.

Sources: Avoid dangerous HCG diet products · Hypogonadism: medical encyclopedia

TAKE TO YOUR APPOINTMENT

Questions to ask.

  • How could this treatment affect my plans to have children?
  • Should I see a fertility specialist before treatment?
  • What does the proposed test tell us, and what does it not tell us?
  • What evidence supports any additional medicine being considered?

FOLLOW THE EVIDENCE

Sources & further reading

  1. Testosterone therapy for hypogonadism: clinical practice guidelineEndocrine Society · Accessed October 3, 2026
  2. Male infertility: health informationNIH National Library of Medicine — MedlinePlus · Accessed October 3, 2026
  3. Hypogonadism: medical encyclopediaNIH National Library of Medicine — MedlinePlus · Accessed October 3, 2026
  4. Avoid dangerous HCG diet productsU.S. Food and Drug Administration · Accessed October 3, 2026