Comparing hair loss treatments

What are the medically licensed treatments for hair loss?

Minoxidil and finasteride are the two treatments with the strongest clinical evidence for androgenetic alopecia in the UK. Both are approved for use and referenced in NHS guidance, but they work through entirely different mechanisms.

Minoxidil prolongs the anagen(growth) phase and supports scalp follicle activity, while finasteride lowers dihydrotestosterone (DHT), the hormone responsible for follicle shrinkage. Targeting different biological pathways is precisely why combining them produces better results than either alone.

How effective is minoxidil?

Minoxidil reduces loss or promotes regrowth in approximately 62% of patients after one year of consistent use. That figure reflects patients who apply it twice daily without interruption. Stopping treatment reverses gains within months, so minoxidil is a long-term commitment rather than a short course.

Topical minoxidil is available over the counter in 2% and 5% formulations for both men and women in the UK. The 5% solution produces faster results in most patients. Oral minoxidil is also available but requires a prescription and medical supervision due to cardiovascular considerations.

How effective is finasteride?

Finasteride halts hair loss in 83–87% of men over two years, making it the most clinically effective medical option currently available. That effectiveness comes with an important caveat: finasteride is a prescription-only medicine for men, and it is not licensed for use in women of childbearing age.

The NHS rarely funds finasteride because it is classified as a cosmetic treatment. Most patients access it through private prescriptions, which require ongoing medical monitoring. Budget for regular review appointments when planning this route.

Comparing medical treatments at a glance

Set a calendar reminder for a six-month review with your prescriber. Patients who track progress with photographs are far more likely to stay adherent and catch early signs of side effects.

Combination therapy using both finasteride and minoxidil produces superior results to either treatment alone. The rationale is straightforward: minoxidil improves follicle blood flow while finasteride reduces the hormonal trigger for miniaturisation. Together, they address the condition from two directions simultaneously.

How do surgical options compare to medical treatments?

Surgery is the only option that permanently restores hair rather than simply slowing its loss. The most widely used technique in the UK is Follicular Unit Extraction (FUE), which removes individual follicular units from a donor area and implants them into thinning zones.

When is a hair transplant the right choice?

Surgery is recommended when medical treatments have produced insufficient results, or when hair loss is advanced enough that regrowth from medication alone is unlikely. Candidates need an adequate donor supply, typically from the back and sides of the scalp, to achieve a natural result.

The key criteria for surgical suitability are:

1. Stable hair loss pattern for at least 12 months
2. Sufficient donor density at the back and sides of the scalp
3. Realistic expectations about coverage and density
4. No active scalp conditions or uncontrolled medical issues
5. Willingness to follow pre- and post-operative care protocols

Hair transplant surgery typically costs £3,000–£15,000 in the UK private sector, depending on the number of grafts required. The NHS does not fund hair transplants for androgenetic alopecia. That cost range reflects significant variation in clinic quality, surgeon experience, and graft count.

Check the named surgeon’s current licence on the GMC register. For surgery in England, check the treatment location on the CQC register. Registration is an essential check, but it does not guarantee an individual outcome.

Post-surgical care is as important as the procedure itself. Patients should avoid strenuous activity for at least two weeks, protect the scalp from direct sun, and follow their clinic’s washing protocol precisely. You can read more about pre- and post-operative care to understand what the recovery period involves.

FUE is not the only surgical technique available. Direct Hair Implantation (DHI) uses a specialised implanter pen to place grafts without pre-made incisions, which can improve angle control and density. Follicular Unit Transplantation (FUT) removes a strip of scalp tissue and is less common today but remains suitable for patients needing high graft counts.

What natural and adjunct remedies are available?

The natural remedy market for hair loss is large and largely unregulated. Most products make claims that outpace their evidence base considerably.

Biotin supplements and caffeine shampoos lack strong clinical evidence and do not treat androgenetic alopecia effectively. Clinical guidelines do not recommend these as primary treatments. They may support general scalp health, but they will not reverse genetically driven hair loss.

The adjunct therapies with the most credible emerging evidence are:

• Platelet-Rich Plasma (PRP): Uses concentrated growth factors from your own blood to stimulate follicle activity. Results are promising but trial quality remains modest.
• Low-Level Laser Therapy (LLLT): Delivers photobiomodulation to the scalp via laser caps or clinic devices. Evidence suggests modest improvement in density when used consistently.
• Microneedling: Creates micro-injuries that may enhance topical minoxidil absorption and stimulate growth factors. Often used alongside medical treatment rather than independently.
• Ketoconazole shampoo: Has anti-androgenic properties and is used to reduce scalp inflammation. It is a useful adjunct but not a standalone solution.

The practical role of these therapies is to complement a medical or surgical plan, not replace it. A patient using finasteride and minoxidil who adds PRP sessions may see improved density compared to medication alone. Using PRP as a standalone treatment for androgenetic alopecia, however, is unlikely to produce meaningful long-term results.

How do you choose the right hair loss treatment?

The correct treatment depends on the cause of your hair loss, not just its appearance. A professional clinical assessment is important to identify the correct diagnosis, rule out underlying causes such as thyroid dysfunction or hormonal imbalance, and guide safe treatment selection. Starting treatment without a diagnosis risks wasting money and delaying effective care.

Reading through a consultation preparation guide before your appointment helps you arrive with the right information and questions ready.

The main factors that shape treatment choice are:

• Cause of loss: Androgenetic alopecia responds to finasteride and minoxidil. Alopecia areata requires different management entirely.
• Extent of loss: Early-stage loss responds well to medical treatment. Advanced loss may require surgery to achieve visible coverage.
• Sex and age: Finasteride is not suitable for women of childbearing age. Minoxidil is licensed for both sexes.
• Preference for oral versus topical: Some patients prefer topical applications to avoid systemic medication. Others find daily application impractical.
• Budget: Medical treatments are ongoing costs. Surgery is a single larger investment with permanent results.

Do not self-diagnose and self-prescribe. A trichologist or dermatologist can identify whether your loss is androgenetic, reactive, or autoimmune. The treatment for each is completely different.

Marketing often oversimplifies hair loss solutions. A one-size-fits-all approach is rare in clinical practice. Ongoing review by a regulated prescriber is not optional. It is the mechanism by which your treatment plan stays safe and effective as your condition evolves.