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Doctor insights on: Hydroquinone Dosage

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What is the effective dosage or percentage of hydroquinone to treat mild hyper pigmentation after healed acne?

What is the effective dosage or percentage of hydroquinone to treat mild hyper pigmentation  after healed acne?

4% is common: Usually combined with tretinoin and cortisone for maximal effect. Take a month off every few weeks to avoid paradoxical ochronosis. Once acne is controlled, the skin will gradually heal. Tretinoin [adapalene] cream or gel can be used for a long time to smooth the color and surface. ...Read more

Dr. Kathleen Gilmore
148 doctors shared insights

Hydroquinone (Definition)

Hydroquinone ...Read more


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What is hydroquinone used for?

What is hydroquinone used for?

Bleaching cream: Hydroquinone is a bleaching agent. It's used for getting rid of hyperpigmentation, such as melasma, sun-damage spots, etc. ...Read more

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If anyone has used lustra (hydroquinone)?

If anyone has used lustra (hydroquinone)?

Yes: For pigmented spots, usually for face. It's a bleaching cream. ...Read more

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What are the harmful effects of hydroquinone?

Color: Overuse can actually cause non reversible darkening. There have been rumors of carcinogenesis, but doubt are true and no literature to support. ...Read more

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What will happen if you stop using hydroquinone?

What will happen if you stop using hydroquinone?

Breaks are recommend: HQ works to prevent production of melanin in a specific area. It is not a good idea to use it constantly I limit my patients to 12 weeks on and 12 weeks off. When removed in a short time you will be able to produce melanin again ...Read more

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Is hydroquinone really dangerous so it was banned ?

Is hydroquinone really dangerous so it was banned ?

Only OTC: Only over-the-counter preparations of hydroquinone were banned. This was due to concerns about it being a potential carcinogen. As far as i'm aware it is still available by prescription in the us. ...Read more

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Is hydroquinone safe? Could it be used most oftthe time?

Is hydroquinone safe? Could it be used most oftthe time?

Yes: It is safe if you know you aren't allergic to it. Before using it on a larger area of skin, test it on a small inconspicuous patch of skin first to make sure you don't turn bright red, or painful, or itchy, or blistering.Be careful not to get it in your eyes, or on the inside of your nose or mouth and be careful in the sun or when using tanning beds as it makes your skin more sensitive to the sun ...Read more

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What do I need to know about starting lustra (hydroquinone)?

What do I need to know about starting lustra (hydroquinone)?

Hydroquinone: Lustra is a type of topical skin bleaching agent that contains hydroquinone. Hydroquinone has been used for years to bleach out darks spots on the skin (usually the face). Some people are voicing concern that hydroquinone may have long-term safety issues. Therefore, the use of hydroquinone for skin bleaching has been used less and less over the past couple years. ...Read more

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Does hydroquinone reduce darkness due to jockitch? How much time does it take?

Does hydroquinone reduce darkness due to jockitch? How much time does it take?

Perhaps, takes month: Postinflammatory hyperpigmentation, or darkness after inflammation such as from jock itch (tinea infection) can take months to disappear. Hydroquinone might shorten that time, but can also cause irritation so isn't recommended. ...Read more

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Can you tell me if i only use hydroquinone on my back, will i be safe from it darkening?

Can you tell me if i only use hydroquinone on my back, will i be safe from it darkening?

I don't find that HQ: alone works well, and it seems to work better when combine with hydroxy acids or retinoids ...Read more

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Hi. I've been using 2% hydroquinone for 2m consistently and the last 2m only occasionally. First time, but worried about developing resistance. Likely?

Hi. I've been using 2% hydroquinone for 2m consistently and the last 2m only occasionally. First time, but worried about developing resistance. Likely?

Prevention is key: Resistance to topical hydroquinone is unlikely, but pigmentation problems will return if you do not adopt an appropriate prevention strategy including vigilant use of sun block and use of hats to prevent further sun exposure. ...Read more

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Hydroquinone have side effact, if yes than please tell me what is side effact of it.Can I use it without any medical suggestion.How to apply in my body?

Paradoxic darkening: Hydroquinone is a bleaching agent. It will lighten any skin that it is applied to. The only known side effects are allergy (like everything else) and, if applied at a strength greater than 4%, the possibility of paradoxical darkening of the treated skin. Apply it once a day, at bedtime, to the darkened skin. ...Read more

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is hydroquinone safe for skin ?

 is hydroquinone safe for skin ?

Safe is a relative term.: The medication does cause cancer in mice. I would be a bit apprehensive if using this medication if you become pregnant. Unfortunately there's not a study that says it is safe if you're pregnant. It is frequently used over-the-counter and a 2% concentration but the 4% concentration which is felt to be most effective for smoothing the discolorations of the skin is a prescription item. ...Read more

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Hydroquinone side effects serious?

Irritation: Used properly it should be limited to irritation. Overuse could rarely cause systemic effects. ...Read more

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Does hydroquinone remove stretch mark?

Does hydroquinone remove stretch mark?

Unfortunately not: While topical hydroquinone may lighten abnormally darkened areas of skin in and around stretch marks, the drug itself will not remove the stretch mark. ...Read more

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Is hydroquinone safe for skin decoration?

Is hydroquinone safe for skin decoration?

Sun block is key: Skin lighteners such as kojic acid, hydroquinone, and plant extracts should only be used if proper sun protection is used. Over the counter products are safe and generally contain 2% kojic acid which limit their effectiveness. They work by blocking the production of melanin which is the natural pigment in the skin cells. Always check with a dermatologist to make sure there are no contraindications. ...Read more

Dr. Linda Callaghan
122 doctors shared insights

Melanex (Definition)

Melanex ...Read more


Dr. Lawrence Kessler
124 doctors shared insights

Lustra (Definition)

Lustra ...Read more