Medication

Clobetasol

The strongest class of topical steroid. It clears thick, stubborn plaques quickly, and it comes with firm limits on how much, how long and where.
Dr. Schwarz, MD · Board-certified dermatologistLast reviewed September 8, 2026
16:9 hero for Clobetasol Propionate. Never cropped: the tone strip and the corner logo depend on the full frame.

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Clobetasol works, and that is exactly why it needs rules. When I prescribe it I say the boundaries out loud: this area, twice a day, two weeks, then stop and tell me. Not the face, eyelids, armpits or groin unless I have specifically asked, and there is a weekly limit on how much you use, because enough of this drug gets absorbed to matter. The exception is genital skin in lichen sclerosus, where a strong steroid is the standard treatment and prevents scarring.

— Dr. Schwarz, Board Certified Dermatologist

Key Facts

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Also calledTemovate, Clobex, Olux, Tovet, Impoyz, clobetasol
Drug classTopical corticosteroid, the highest potency class
Applied asCream, ointment, gel, lotion, foam, solution, spray or shampoo
Strengths sold0.05%, with a 0.025% cream also available
Typical courseTwo weeks at a time, with a weekly amount limit
Time to workDays for itch, one to two weeks for thick plaques
Prescription onlyYes

What It Is

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Clobetasol propionate is a superpotent topical corticosteroid, class 1 in the seven-class United States potency system and the strongest group there is. It is hundreds of times more potent than hydrocortisone, which is why the percentage on the tube misleads: 0.05% clobetasol is far stronger than 2.5% hydrocortisone. It treats what milder steroids cannot shift: thick plaque psoriasis, severe eczema, lichen planus, discoid lupus, alopecia areata, lichen sclerosus of genital skin. It is for adults, not routinely for children under twelve. Most product labels set the same two limits: no more than 50 grams a week, and no more than two weeks of continuous use. Some scalp preparations are labeled for up to four weeks. Not cautious suggestions — these are the doses shown to affect your own cortisol production.

How It Works

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Clobetasol binds the glucocorticoid receptor inside skin cells and shuts off the genes that make inflammatory signals, far more powerfully than mid-potency steroids do. It also narrows blood vessels strongly and slows how fast skin cells divide, which is what flattens a thick, scaly plaque within days.

Potency does not stay local. Enough clobetasol crosses into the bloodstream that on large areas, or under dressings, it can suppress the adrenal glands' own cortisol output. Studies have shown that after as little as two weeks. It is the reason for the weekly gram limit.

The same power explains the local effects. Slowing cell division flattens a plaque and thins normal skin, so atrophy, stretch marks and visible blood vessels appear faster than with weaker steroids, and fastest on thin skin such as the face, eyelids, armpits and groin.

Here is where Clobetasol acts in the skin, and what the others do instead.

About Clobetasol
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Skin basics
BARRIEREPIDERMISDERMIS28 daysQUIETS THE IMMUNE SIGNALCROSSES EASILYSLOWS SKIN CELLS DOWN

The redness, swelling and itch are the immune system reacting, not the damage itself. Clobetasol turns that reaction down where it is happening, in the skin, which is why a rash settles within days. The strongest class of topical steroid. Short bursts, and not on the face or the folds.

Clobetasol is built to cross the barrier fast and hold in the skin. That is what makes it the strongest class, and why it is limited to short courses and never the face.

In a plaque, skin cells travel from the bottom of the epidermis to the surface in four to six days instead of a month, and pile up as scale. This slows them back down, so the plaque thins.

The outer film of dead cells and oil. It holds water in and keeps irritants out, and it is thinner than a sheet of paper. Almost every dry, itchy, stinging skin problem starts here.

The outer layer, and the only one anything in a jar reaches. It renews itself constantly: a cell made at the bottom takes about a month to reach the surface and flake off. Most of what a skincare product does, it does here.

The living layer underneath, holding the blood vessels, the nerves and the collagen. It is where lasting change happens and it is hard to reach: most of what is sold for the skin never gets this far.

What It Treats

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Eczema
Eczema
Strong evidence
One of the strongest steroids there is, kept for thick, stubborn patches and for palms and soles. Two weeks at a time, then a break. Long stretches thin the skin.

Not the Best For

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A plaque that has not moved in two weeks
Doesn't work
Most courses end at two weeks. If a plaque is not much better by then, more weeks are unlikely to help while the risks of a class 1 steroid keep rising.
Long-term control
Doesn't work
It is a short rescue, not a maintenance treatment. Once the flare is down, holding the result needs a gentler plan.

Forms

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Clobetasol comes in more vehicles than most topical steroids: ointment, cream, gel, lotion, solution, foam, spray and shampoo.

The ointment feels strongest and suits thick, dry, scaly plaques. The cream is lighter and easier to wear. Solutions, foams and the shampoo are for the scalp. The spray covers large areas fast.

Vehicle changes delivery as well as feel, so a foam or spray is not automatically gentler than an ointment. Every form is still a class 1 steroid, with the same limits on amount and duration.

Strengths

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There is almost no ladder here. Clobetasol is essentially one strength. If 0.05% is not working, the question is the diagnosis or a different kind of treatment, not more potency.

WeakestStrongest
0.025%0.05%
The lower option
0.025%
A newer cream strength, made to cut absorption while keeping clobetasol's effect. Still a strong steroid.
The standard
0.05%
Behind nearly all the evidence and nearly all prescriptions, in every vehicle. Nothing stronger exists.

Basics

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When to Apply
Twice a day, on the affected plaques only, in the thinnest film that covers them. One fingertip unit, the amount along the last joint of an adult index finger, covers about two adult palms. Most labels cap use at 50 grams a week. Do not cover it with plastic wrap or a tight dressing unless told to.
How to Start
Twice daily for two weeks, then stop and be reviewed. Some scalp products allow up to four weeks. Keep it off the face, eyelids, armpits and groin unless a clinician prescribed it for that site with a set duration, as in lichen sclerosus.
If It Irritates
Burning and stinging are likelier from alcohol-containing solutions, foams and gels on broken skin; the ointment settles it. Redness or itch that worsens over a week or two can be an allergy to the steroid or a preservative, and needs a different drug.
If It Is Not Working
Two weeks of correct twice-daily use is a proper test. Extending it is the wrong move. Reassess the diagnosis, check for infection, and ask about a different class — clobetasol is already the top of the ladder.

Sample Routine

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Here is where Clobetasol sits in a day, and what goes around it. Pick what you are treating and what your skin is like, and the rest of the routine changes to suit.

What to Expect

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First few minutes | Applying it
A thin layer on the plaque only. Most courses run two weeks.
Days 1 to 3 | Itch first
Itching and soreness ease quickly, often before the plaque looks different. After months of itch, that is what people notice.
Days 3 to 10 | Flattening
Scale lifts, thickness drops, redness fades. This is the stage it is prescribed for.
Weeks 1 to 2 | Judge it here
Clearance is common by two weeks on limbs. Severe eczema flares settle in the same window, as a short rescue, not ongoing treatment.
Weeks 2 to 4 | Palms and soles
Thick skin absorbs poorly, so results take longer even with a class 1 steroid.
Weeks 4 to 12 | Lichen sclerosus
The genital skin exception, and one of the few longer courses. Supervised, it reduces itch and helps prevent scarring.
Weeks 6 to 12 | Scalp alopecia areata and discoid lupus
Slower, less predictable, usually part of a wider plan.
After stopping | Holding
Plaques often return within weeks unless something gentler takes over. Brown or gray patches left behind are pigment change and fade over months.

What to Avoid

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  • Face, eyelids, armpits and groin Unless prescribed for them. They absorb many times more than a forearm and thin fastest — the drug's most important limit.
  • Going past the weekly amount Or the agreed weeks. The 50 gram cap exists because absorption at that level suppresses your own cortisol production.
  • Covering it unless you were told to Plastic wrap, a tight dressing or occlusive clothing. Occlusion sharply increases absorption.
  • Treating large areas of the body at once Total surface treated matters as much as potency.
  • Keeping the tube for future rashes A leftover class 1 steroid on an undiagnosed rash, a child or a face is where real damage happens.
  • Using it on an undiagnosed rash Ringworm, yeast and scabies look better briefly, then spread. Clobetasol masks them.
  • Acne, rosacea and perioral dermatitis All three worsen after a brief improvement.

Monitoring

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For a standard two-week course on a limited area in a healthy adult, monitoring is a skin check, not a blood test. Did the plaque clear? Has the skin thinned, or have stretch marks or fine blood vessels appeared?

On large areas, under dressings, in repeated courses or in children, the concern is your own cortisol production, and a doctor may test for adrenal suppression. Prescribers also watch how many tubes get dispensed per month.

Clobetasol is not a drug to stay on. Conditions that keep needing it get switched to a weaker steroid, a vitamin D analog, a calcineurin inhibitor or a systemic treatment for maintenance, with clobetasol kept for flares. Around the eyes, prolonged use raises the risk of glaucoma and cataract, another reason eyelid use is not casual.

If You Stop

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After a two-week course, clobetasol is stopped. Skin does not need a taper, but the condition needs somewhere to go next — the part that gets missed. Psoriasis is the clearest example. Stopping abruptly can be followed by a rebound flare more inflamed than the original, sometimes wider. That is why psoriasis plans pair a short steroid course with a longer-term treatment. Topical steroid withdrawal is a different problem, described after months or years of near-daily mid to high potency steroid use, most often on the face or genital skin. It shows as burning, stinging and bright redness that spreads beyond the treated area and flares hard on stopping. It is uncommon, not what a supervised two-week course produces, but a real reason to keep courses defined. Anyone using it daily for many months should come off it with a clinician, not abruptly.

Cost

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Generic clobetasol cream, ointment and solution are cheap and usually covered. Branded foams, sprays and shampoos cost many times more than the equivalent tube, and plans often want a generic first. The weekly limit caps how much you use anyway, so tube size matters less here than with milder steroids. If a branded form is unaffordable, the generic cream or ointment is the same drug at the same strength.

Ask Your Doctor

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If you are pregnant or breastfeeding
Ask the doctor managing your pregnancy first, including how much and where. If breastfeeding, keep it off the nipple before a feed.
If it is being considered for a child
It is generally not used under twelve, and children absorb proportionally more.
If you need it for more than two weeks
Or on more than a small area. Both raise the chance of effects beyond the skin — a plan, not a refill.
If you want to use it on thin skin
These sites need a much weaker steroid or a supervised plan.
If the skin becomes thin or shiny
Easy bruising, stretch marks or fine vessels too. Stop and be reviewed.
If pale patches appear on treated skin
Steroids can lighten skin, more visibly on deeper skin tones. It usually recovers slowly, but get it assessed.
If the rash is weeping or crusted
Crusting or spreading warmth and pain suggests infection. Get it treated.
If you feel unusually tired or weak
Dizziness or feeling sick count too, especially after long or widespread use, and can mean suppressed adrenal glands.
If you notice blurred vision or eye pain
Long use around the eyes raises glaucoma and cataract risk.

How It Compares

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Triamcinolone 0.1%
Worse
Mid-potency, cheaper in bulk and safer for longer courses. Often not enough for a thick plaque, which is where clobetasol earns its place.
Betamethasone dipropionate
The same
A high-potency steroid a step below clobetasol in most formulations, with similar uses and a slightly wider margin.
Calcipotriene and steroid combinations
Different job
Slower than clobetasol alone but designed for longer use, which makes them the usual maintenance answer after a short strong course.
Tacrolimus and pimecrolimus
Different job
No thinning, so they suit the face, eyelids and folds where clobetasol should not go. Less powerful on thick plaques, and they sting at first.
Phototherapy16:9 hero for Narrowband UVB Phototherapy. Never cropped: the tone strip and the corner logo depend on the full frame.
Phototherapy
The same
In psoriasis and eczema. No thinning and no absorption issue, but it requires repeated visits.
Systemic and biologic treatments
Different job
In severe or widespread disease. The honest alternative when someone keeps needing repeated clobetasol courses, rather than continuing them.

Myths

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  • "0.05% is a low dose." Percentage means nothing between steroids: clobetasol 0.05% is the strongest class made, hydrocortisone 2.5% among the weakest.
  • "If a strong steroid did not work, I need to use it longer." It is already the top of the ladder. Two weeks of proper use that changes nothing means wrong diagnosis, infection, or a condition needing a different drug.
  • "Steroids cannot affect the whole body if they are only on the skin." Enough crosses the skin to suppress adrenal function on large areas or under dressings. That is what the weekly limit is for.
  • "Any skin thinning from steroids is permanent." Early thinning usually recovers over months after stopping. Stretch marks do not, which is why thin sites need protecting.
  • "A steroid should never go near genital skin." In lichen sclerosus it is the standard treatment and prevents permanent scarring — a supervised plan, not a leftover tube.
  • "The foam and the spray are gentler than the ointment." More convenient, not weaker. Every vehicle here is a class 1 steroid.

Questions Patients Ask

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How strong is clobetasol compared with hydrocortisone?

Clobetasol is in the strongest class, hydrocortisone the weakest — hundreds of times apart. That is why the percentages on the tubes tell you nothing.

Why only two weeks?

That is where the evidence sits. Studies show suppression of your own cortisol production after about two weeks of full use, and thinning builds with continuous use. Labels also cap use at 50 grams a week.

Can I use it on my face?

Not unless a clinician prescribed it for the face with a set duration. Facial and eyelid skin absorb far more and thin fastest, and long use near the eyes raises glaucoma and cataract risk.

Will my psoriasis come back when I stop?

Often, and sometimes more inflamed than before. That rebound is expected, which is why a short course is paired with something gentler to hold the result.

Can it lighten my skin?

It can. Pale patches show more on deeper skin tones and usually recover slowly after stopping. Untreated inflammation leaves light and dark marks too, so skipping treatment is not a way around it.

Is it safe on genital skin?

Deliberately, in lichen sclerosus, where treatment helps prevent permanent scarring, under supervision with a defined plan. Different from a leftover tube on an undiagnosed groin rash, where it causes thinning and stretch marks fast.

References

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