Minoxidil for Women's Hair Loss: Does It Work?
Last reviewed on 1 August 2026. We review our treatment guides every six months to keep them accurate.
If you are researching minoxidil for women, the short answer is yes: women can use minoxidil, and it is the first-line, evidence-based medication for female pattern hair loss. In the UK it is sold over the counter as Regaine for Women, and the NHS lists it as a main treatment for female pattern baldness. It is not a cure, though. Minoxidil works only for as long as you keep using it, and no hair-loss treatment works for everyone.
This guide answers the questions women ask most: whether minoxidil works, which strength to use, whether you can use the 5% or the men's version, the side effects, and the temporary shedding some women notice at the start. It is general information rather than medical advice. Because hair loss in women has several possible causes, it is worth speaking to your GP or pharmacist, who can check what is behind your hair loss before you start.
Can women use minoxidil?
Yes. Minoxidil is the treatment with the strongest evidence for female pattern hair loss, and there are versions licensed specifically for women. Regaine for Women Regular Strength is a 2% solution applied twice a day, and Regaine for Women Once a Day is a 5% foam applied once a day. Both are licensed in the UK for women aged 18 to 65. The one medicine women should not use is finasteride, a DHT-blocking tablet licensed for men, which we cover in our guide to DHT blockers for women.
The topical forms are sold over the counter, so no prescription is needed to buy them, but minoxidil is not available on the NHS for pattern hair loss, as the British Association of Dermatologists notes.
Which strength should women use, 2% or 5%?
Two minoxidil products are licensed for women, and they differ both in strength and in how often you apply them: the 2% solution used twice a day, and the once-daily 5% foam. Either is a reasonable place to start. The 5% foam can be more effective for some women, but a stronger product also carries a little more scalp irritation, and a slightly higher chance of unwanted facial hair if any of it transfers off the scalp, which is the main trade-off to weigh.
A common question is whether women can use the men's version of Regaine, which is also 5%. The dividing line is not really the strength, it is how often it is applied. The 5% option that is licensed for women is the once-a-day foam. The men's 5% is the same strength but is made to be used twice a day, and it is that twice-daily use of 5% that is not licensed for women. Some women do use it off-label on the advice of a doctor or pharmacist, but applying 5% twice a day raises the chance of scalp irritation, and of unwanted facial hair if the product transfers off the scalp, so it is a decision to make with a professional rather than on your own.
Does minoxidil work for women?
For many women, yes, though not for everyone. Minoxidil is a vasodilator that, once converted to its active form in the scalp, appears to move resting hair follicles into their growing phase and prolong that phase, which can slow shedding and partly restore density. It tends to work best in the earlier stages of hair loss, often described using the Ludwig scale, and when it is started sooner rather than later. As the NHS points out, no hair-loss treatment is 100% effective, and any benefit is maintained only while you keep using it.
How long does minoxidil take, and how to use it
Minoxidil asks for patience and consistency. Apply it to a dry scalp as directed, once or twice a day depending on the product, and wash your hands afterwards so it does not transfer to other skin. It usually takes at least three to six months of regular use before any change shows, and the British Association of Dermatologists suggests giving it at least six months before judging whether it helps. Skipped applications blunt the results, so keeping to the routine matters more than the brand you choose.
Can minoxidil cause hair loss in women? The early shed
Many women notice more hair falling out in the first few weeks, which can be alarming when you have just started a treatment for hair loss. This early shedding happens because minoxidil pushes resting hairs out to make room for new growth. The manufacturer's product information notes it usually starts two to six weeks after beginning treatment and settles within a couple of weeks. For most women it is a sign the treatment is beginning to act rather than a reason to stop. If the shedding carries on beyond about two weeks, stop and see a doctor.
Side effects
Topical minoxidil is generally well tolerated, and because only a small amount is absorbed through healthy scalp skin, whole-body effects are uncommon with normal use. The most common problems are scalp itching, dryness or flaking. Unwanted facial hair (hypertrichosis) can happen, but it is uncommon with the scalp products and, importantly, it is not caused by using them correctly. It comes from the product being accidentally transferred off the scalp, for example on the hands, or onto a pillow overnight, and reaching the face. Applied only to the scalp, left to dry, and with the hands washed straight afterwards, it should not spread to the face. The risk is a little higher with the 5% strength than the 2%, and any unwanted hair tends to reverse if you stop.
Serious effects are rare, but the product information advises stopping and seeing a doctor if you notice chest pain, a rapid heartbeat, dizziness or faintness, sudden unexplained weight gain, or swollen hands or feet. Any suspected side effect can be reported through the MHRA Yellow Card scheme.
Minoxidil in pregnancy and breastfeeding
Minoxidil is not recommended during pregnancy or while breastfeeding. Both women's products state they should not be used at these times, because a small amount of the drug is absorbed and passes into breast milk. If you are pregnant, trying to conceive or breastfeeding, speak to your doctor or pharmacist before using it.
Topical or oral minoxidil?
Minoxidil for women comes in two forms. The solution and foam described above are applied to the scalp, which is the usual starting point and the only form sold over the counter. Minoxidil can also be taken as a low-dose tablet, an oral form that is prescription-only and used off-label in women; the British Association of Dermatologists notes it may be at least as effective as the topical version and well tolerated in certain situations. The two are not interchangeable. Because a tablet is absorbed into the bloodstream and reaches hair follicles all over the body, unwanted facial and body hair is a much more common effect of the oral form than of the scalp treatments, where it is uncommon and mostly down to product transferring off the scalp. It is dose-related and usually reverses if the tablet is stopped, and it is one reason, along with occasional effects on the heart and fluid balance, that oral minoxidil needs a doctor's assessment and sometimes monitoring and is not something to buy online and self-dose. Our guide to topical versus oral minoxidil explains the differences and who each might suit.
Check the cause of your hair loss first
Hair loss in women has many possible causes, and not all of them are pattern hair loss. Iron deficiency, thyroid problems, stress, illness, weight loss and a temporary shedding called telogen effluvium can all thin the hair, and several are easily missed. Because minoxidil treats pattern hair loss rather than these underlying causes, it is worth asking your GP to check for them first. Where hair loss is due to something like low iron or a thyroid condition, treating that often allows the hair to recover on its own.
Can minoxidil be used on eyebrows?
Some small studies suggest minoxidil can improve eyebrow density, but it is not licensed for this and the skin around the eyes is delicate, so there is a risk of irritation and unwanted hair spreading beyond the target area. If you are considering it, speak to a doctor or dermatologist first rather than applying a scalp product near your eyes.
Other options
Minoxidil is usually the first medical option for female pattern hair loss, but it is not the only approach. DHT-blocking tablets such as finasteride and dutasteride are generally not used in women, for reasons we explain in our guide to DHT blockers for women. You can also read our fuller guide to minoxidil for how the treatment works in more depth.
Frequently asked questions
Can women use men's minoxidil or the 5% strength?
There is a licensed 5% option for women, the once-a-day Regaine for Women foam. What is not licensed for women is using 5% twice a day, which is how the men's products are meant to be used. That can be done off-label on a professional's advice and may suit some women, but applying 5% twice a day raises the risk of unwanted facial hair and irritation, so check with a doctor or pharmacist first.
Does minoxidil work for women?
For many women it slows shedding and partly restores density, especially in the earlier stages, but it does not work for everyone and it is not a cure. Any benefit lasts only while you keep using it.
Can minoxidil cause hair loss in females?
It can cause temporary shedding in the first two to six weeks as resting hairs are pushed out ahead of new growth. This usually settles within a couple of weeks. If it continues beyond about two weeks, stop and see a doctor.
What is the best minoxidil for women?
The best option is a product made and licensed for women, either the 2% solution twice a day or the once-daily 5% foam, used consistently. The active ingredient is the same across brands, so consistency matters more than the label.
Can women use minoxidil on their eyebrows?
It is sometimes used off-label for eyebrows, but it is not licensed for this and can irritate the delicate skin around the eyes. Speak to a doctor or dermatologist before trying it.
Is minoxidil safe in pregnancy or breastfeeding?
It is not recommended during pregnancy or breastfeeding. Speak to your doctor or pharmacist if you are pregnant, trying to conceive or breastfeeding.
The bottom line
Minoxidil is the best-evidenced medical treatment for female pattern hair loss, and there are versions licensed specifically for women. It works best when started early and used consistently, results take months rather than weeks, and the benefit lasts only while you keep going. Before you start, it is worth asking your GP or pharmacist to check what is driving your hair loss, so you are treating the right thing.
Get back to Great Hair
in 3 Easy Steps:
01
Arrange Free Consultation
Speak to one of our specialist consultants for expert advice on our range of different hair loss treatments
02
Book Your Procedure
Place a deposit to reserve a time slot at one of the My Hair UK clinics across the UK
03
Attend Your Surgery
Arrive on the day and our specialist surgical team will look after your every need
