Topical hair loss treatments are formulations applied directly to the scalp or hair with the goal of reducing hair thinning, stimulating dormant follicles, and slowing or reversing hair loss. Unlike systemic (oral) medications that circulate through the body, topical treatments deliver active ingredients straight to the affected area.
These treatments can come in various forms such as liquids, foams, sprays, serums and shampoos, and are designed to be easy to use in daily routines. Topical treatments are often chosen for their localized action and lower risk of systemic side effects.
Topical hair loss treatments are among the most widely recommended approaches for several reasons:
Stimulates hair follicles by increasing blood flow and prolonging the growth (anagen) phase. Most effective for early-stage hair loss; slows hair loss and promotes regrowth in many users, especially at the crown. Commonly prescribed at 0.25-1 mg per day.
Potential side effects are very rare but include mild fluid retention, a slight increase in heart rate, temporary increased hair shedding and increased hair growth in other areas of the body.
Finasteride inhibits 5α-reductase type II, the enzyme that converts testosterone into dihydrotestosterone (DHT) — the hormone most directly implicated in male pattern hair loss. Studies show that daily finasteride can significantly slow hair loss and often produce regrowth in many men over time. Reduces DHT levels – Slows follicle shrinkage – Supports thicker, stronger hair. Commonly prescribed at 1 mg daily for hair loss.
Potential side effects include lowered libido, erectile dysfunction, mood changes and decreased ejaculate volume.
Dutasteride is another 5α-reductase inhibitor that blocks both type I and type II isoenzymes, giving it broader action than finasteride. It is also significantly more potent than finasteride. Often used when finasteride alone is insufficient. May produce stronger effects in some patients. Typically prescribed off-label for hair loss. Typically prescribed at 0.5 mg daily for hair loss.
Potential side effects include lowered libido, erectile dysfunction, mood changes and decreased ejaculate volume. Because dutasteride blocks more enzyme types, some patients report higher rates side effects than with finasteride.
Other ingredients include saw palmetto extract, caffeine, peptides, biotin/b-vitamins, ketoconazole and aminexil. These are less commonly used to treat male pattern hair loss as they are generally considered to be less effective, they have however shown some effect in supporting hair growth.
Topical treatments carry a far lower risk of side effects than oral treatments because they are localised and not systemic. However, It is still important to be well informed of potential side effects and to provide consent before starting treatment. The majority of patients experience significant hair results with no adverse effects. For more information you can speak with one of our hair loss doctors.
Before you start
Applying topical medication
Most topical medication is applied once or twice daily, consistency is key for hair loss treatments.
What to expect
At Men’s Hair Clinic, our topical treatment protocols emphasise safety, efficacy, and personalised medicine.
What makes us different:
If you're interested in speaking with a doctor and starting your hair regrowth treatment, complete the 2 minute hair loss assessment and book a time to chat with one of our hair loss doctors.
