Clomiphene
Capsule · 25 mg
- Raises your own testosterone
- Preserves fertility
- Oral, not a controlled substance
Choose your plan
How does Clomiphene work?
Clomiphene blocks oestrogen feedback at the pituitary, which makes the body signal for more of its own testosterone. Because production stays switched on, testicular function and fertility are preserved — the main reason it is chosen over replacement therapy. Dosing is guided by labs, not symptoms alone.
What to expect
- Bloodwork first — Baseline labs confirm this is the right route before anything is prescribed.
- Fertility preserved — The main reason this is chosen over replacement therapy.
- Four to six weeks — Levels usually move within that window; labs confirm it.
- Report visual changes — Blurring or floaters mean stopping and calling, not waiting.
How it works
Online consultation
Answer a few health questions — a licensed provider reviews online. No waiting rooms.
Prescription approved
Once approved, your medication ships discreetly to your door.
Feel the difference
Physician-guided support and check-ins keep results on track.
Dosing, safety & what's inside
Take 1 capsule by mouth daily or every other day as directed; titrate against labs at 8 to 12 weeks
Clomiphene is FDA approved to treat ovulation problems in women trying to conceive. Using it in men is off-label, which means the FDA has not reviewed it for this use. The side effects below were reported in women taking it for the approved use, so how often they happen in men is not established.
Tell your care team straight away if you get blurred vision, spots or flashes, severe abdominal or pelvic pain, sudden abdominal swelling, shortness of breath, or rapid weight gain.
Common side effects
- hot flushes
- abdominal or pelvic discomfort
- nausea or vomiting
- breast discomfort
- visual symptoms
- headache
Rare but serious
- visual symptoms that can last or become permanent, more likely at higher doses or longer use
- abdominal swelling and shortness of breath
- liver problems
Do not take this if you have liver disease, or you have reacted badly to clomiphene before.
This is not a complete list of side effects. Message your care team about any symptom that worries you. What we dispense is a compounded preparation made by a licensed US pharmacy. Compounded medications are not approved by the FDA for safety, efficacy or quality.
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Common questions
How is this different from testosterone therapy?
Testosterone therapy supplies the hormone from outside, which switches off your own production. Clomiphene does the opposite — it prompts your body to make more. That difference is why it preserves fertility.
How long until levels change?
Most men see a measurable rise within four to six weeks. Follow-up labs at eight to twelve weeks confirm where you have landed and guide any adjustment.
What is the visual side effect I have read about?
A small number of people report blurring, floaters or light sensitivity. It is uncommon but it is the one effect that means stopping and contacting your clinician rather than waiting.
Will my oestrogen go up?
It can, since more testosterone means more substrate for conversion. This is monitored on your follow-up labs and managed if it becomes an issue.
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Built by a health team that's actually on your side
Prof Brian Kennedy, PhD
Globally recognized aging biologist and former CEO of the Buck Institute for Research on Aging, renowned for pioneering research on sirtuins, mTOR, and healthy aging.
Matt Kaeberlein
World-leading biogerontologist and Founding Director of the Healthy Aging & Longevity Research Institute, celebrated for uncovering the biological mechanisms of aging.
Rhonda Collins, FNP-C
Board-certified Family Nurse Practitioner with 15+ years of clinical experience, specializing in preventative wellness and biomarker-driven personalized care.