During the first 3 weeks you are using benzoyl peroxide, your skin may become irritated. Also, your acne may seem to get worse before it gets better. If your skin problem has not improved within 4 to 6 weeks, check with your doctor.

Why does benzoyl peroxide make my skin worse?

"Even at low levels, benzoyl peroxide kills acne-causing bacteria and opens pores," says Dr. Zeichner. In fact, studies show that high amounts of benzoyl peroxide (the most available is 10 percent) are more irritating but no more effective than their lower-concentrated counterparts.

How long does acne take to go away with benzoyl peroxide?

This treats existing acne and may help prevent new spots. It works best when you use it regularly. Benzoyl peroxide usually takes about 4 weeks to start working. It can take up to 2 to 4 months for the treatment to have its full effect.

How long does it take for your skin to get used to benzoyl peroxide?

Benzoyl peroxide, like all treatments, takes time to work. You may need to wait eight to 10 weeks, sometimes a bit more before seeing a noticeable improvement in your skin. As tempting as it may be, don't slather on more medication, or apply more often than directed.

Does your skin purge with benzoyl peroxide?

Retinoids such as tretinoin, acids such as salicylic, and benzoyl peroxide are just a few of the products that cause purging. These products contain active ingredients that increase the skin cell turnover rate, therefore causing your skin to purge.

Is benzoyl peroxide good for pimples?

According to the American Academy of Pediatrics, benzoyl peroxide is the most effective acne-fighting ingredient available without a prescription. It works best on traditional red, pus-filled pimples (pustules).

Does benzoyl peroxide worsen acne?

During the first 3 weeks you are using benzoyl peroxide, your skin may become irritated. Also, your acne may seem to get worse before it gets better. If your skin problem has not improved within 4 to 6 weeks, check with your doctor.

Will benzoyl peroxide make acne worse?

During the first 3 weeks you are using benzoyl peroxide, your skin may become irritated. Also, your acne may seem to get worse before it gets better. If your skin problem has not improved within 4 to 6 weeks, check with your doctor.