Comparison
Finasteride vs minoxidil (Propecia vs Rogaine): how do the two hair loss treatments differ?
Finasteride (Propecia) is an FDA-approved prescription pill that slows male pattern hair loss by lowering DHT, the hormone that shrinks follicles. Minoxidil (Rogaine) is an FDA-approved over-the-counter scalp treatment that appears to lengthen the growth phase. The American Academy of Dermatology says minoxidil works best combined with another treatment, and the two are often used together.
How do Finasteride and Minoxidil compare?
| Attribute | Finasteride | Minoxidil |
|---|---|---|
| Regulatory status | FDA-approved · Prescription | FDA-approved · Prescription |
| Human evidence | Strong human evidence | Strong human evidence |
| Comes as | Oral tablet, Topical spray (compounded) | Topical foam or solution (OTC), Oral tablet (Rx, off-label) |
| How you get it | A prescription from a licensed clinician, filled by a licensed pharmacy. 9 providers are listed on DiscoverMedica. | A prescription from a licensed clinician, filled by a licensed pharmacy. 19 providers are listed on DiscoverMedica. |
| Brand names | Propecia, Proscar | Rogaine and store brands (topical); Loniten (oral) |
| How it worksAmerican Academy of DermatologyAmerican Academy of Dermatology | Blocks 5-alpha-reductase, lowering DHT | Appears to lengthen the growth phase and enlarge shrunken follicles |
| Approved forPropecia labelMinoxidil label | Men with male pattern hair loss (oral tablet) | Hereditary hair loss in men and women (topical, over the counter) |
| Time to judge resultsPropecia labelAmerican Academy of DermatologyMen's label | The label says three months or more; the AAD says a fair trial is up to a year | The men’s foam label says most need at least four months |
| If you stopPropecia labelMinoxidil label | The label says the effect reverses within 12 months | New hair is lost within about three to four months |
| Key risksPropecia labelMinoxidil label | Sexual side effects in a minority of men, occasionally persisting after stopping. Label reports of depression and suicidal thoughts. Lowers PSA results. Pregnant people should not handle broken tablets. | Early temporary shedding and unwanted facial or body hair. Oral use can cause swelling, dizziness or a fast heartbeat, and the oral label carries a boxed warning. Topical minoxidil is toxic to cats. |
| Listed prices | Listed starting prices run from $22 to $30 across 2 providers, checked October 7, 2026. | Listed starting prices run from $12.67 to $90 across 4 providers, checked October 7, 2026. |
Status, evidence, formats, routes and prices come from each compound’s page. Prices are the providers’ own listed starting prices, which may exclude a membership fee and change often; they are not DiscoverMedica’s prices.
How do finasteride and minoxidil work differently?
Finasteride blocks the enzyme that turns testosterone into DHT, and lower DHT slows the shrinking of hair follicles. Minoxidil does not touch hormones: it appears to lengthen the growth phase of hair and enlarge shrunken follicles, though exactly how is not fully settled. American Academy of Dermatology
The American Academy of Dermatology says finasteride slows further hair loss in about 80% to 90% of men who take it, and that it only works while you keep taking it. American Academy of Dermatology
Can women use finasteride or minoxidil?
Topical minoxidil, yes: it is approved over the counter for women with hereditary hair loss. Finasteride is approved only for men, though the AAD says dermatologists sometimes prescribe it off-label for women who cannot become pregnant. American Academy of Dermatology
Pregnant people should not take finasteride or handle crushed or broken tablets, because it can harm a male fetus. Propecia label
Are there topical and oral forms of both finasteride and minoxidil?
Only minoxidil has an FDA-approved topical form. There is no FDA-approved topical finasteride; in April 2025 FDA warned about adverse events with compounded topical finasteride, including some that continued after stopping. FDA alert (Apr 2025)
Oral minoxidil is an approved blood pressure pill used off-label for hair. A 2025 consensus of 43 hair experts agreed low-dose oral minoxidil may be considered for adults with hereditary hair loss. Low-dose oral minoxidil
Are finasteride and minoxidil used together?
Often. The AAD says minoxidil works best combined with another treatment, and finasteride is the other best-proven option for male pattern hair loss. Whether a combination suits you depends on your history and preferences, which is a conversation for a clinician. American Academy of Dermatology
Which might suit whom: Finasteride or Minoxidil?
Choosing between them, or using both, depends on your hair loss pattern, sex, health history and preferences. Questions that help:
- Is my hair loss the hereditary kind that either treatment is meant for?
- Given my mood history and sexual health, how should I weigh finasteride’s side effects?
- Would topical or oral minoxidil be safer for me, given my heart and blood pressure history?
- Should I start with one, or with both together?
- If I have PSA screening, how will finasteride affect my results?
DiscoverMedica does not recommend one over the other. Only a licensed clinician who knows your history can decide.
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Where to get each
Licensed providers that list each one on DiscoverMedica, by name. The full list is on each compound’s page.
Prices as listed by the provider when we checked; they change.
Finasteride vs Minoxidil: questions, answered
Which works better, finasteride or minoxidil?
They do different jobs. Finasteride mainly stops further loss by lowering DHT, and the AAD says it slows loss in about 80% to 90% of men who take it. Minoxidil can help early hair loss but, per the AAD, cannot regrow a full head of hair and works best combined with another treatment.
Oral minoxidil vs finasteride: how do they differ?
Both are pills, but only finasteride is FDA-approved for hair loss, and only for men. Oral minoxidil is a blood pressure drug used off-label; a 2025 consensus of 43 hair experts agreed low-dose oral minoxidil may be considered for adults with hereditary hair loss. Its oral label carries a boxed warning, and swelling, dizziness or a fast heartbeat can occur.
Is Rogaine the same as minoxidil, and Propecia the same as finasteride?
Yes. Rogaine is a brand of topical minoxidil sold over the counter for hereditary hair loss, and store-brand products contain the same active ingredient. Propecia is the brand of finasteride tablets approved for male pattern hair loss in men. They work differently, so comparing Propecia vs Rogaine is the same as comparing finasteride vs minoxidil.
Do you need a prescription for finasteride or minoxidil?
Finasteride needs a prescription. Topical minoxidil is sold over the counter. Oral minoxidil needs a prescription and is an off-label use of a blood pressure drug.
What do finasteride and minoxidil cost?
Finasteride: Listed starting prices run from $22 to $30 across 2 providers, checked October 7, 2026. Minoxidil: Listed starting prices run from $12.67 to $90 across 4 providers, checked October 7, 2026. Minoxidil prices mix over-the-counter topical products and prescription pills, and listed prices change often.
What happens if I stop finasteride or minoxidil?
The benefit fades. The finasteride label says the effect reverses within 12 months of stopping, and the minoxidil Drug Facts say new hair is lost within about three to four months.
Sources
- American Academy of Dermatology: Male pattern hair loss, treatment
- American Academy of Dermatology: Hair loss, diagnosis and treatment
- DailyMed: Propecia (finasteride) prescribing information
- FDA alert (Apr 2025): Potential risks with compounded topical finasteride
- Low-dose oral minoxidil: international Delphi consensus (JAMA Dermatology, 2025)
- DailyMed: Minoxidil topical solution, OTC Drug Facts
- DailyMed: Men's minoxidil foam, OTC Drug Facts
- DailyMed: Propecia (finasteride) prescribing information
- Long-term (5-year) experience with finasteride 1 mg in men with androgenetic alopecia (2002)
- DailyMed: Minoxidil prescribing information
- Oral minoxidil treatment for hair loss: review of efficacy and safety (2021)
Last reviewed October 7, 2026. Every source above was checked on or before that date. Educational information only, not medical advice; it does not replace a conversation with a licensed clinician. DiscoverMedica does not employ clinicians.