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Step 1
Discuss your medical history with your dermatologist. Don't forget to discuss any medications you are taking.
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Step 2
Discuss which treatment will work best for you. Photodynamic therapy, or PDT, uses a laser to activate a photosensitizing agent in a topical gel and has shown success in moderate-to-severe acne.
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Step 3
Discuss treatment options. Other laser therapies kill the bacteria that cause acne or heat deep layers of the skin to destroy oil glands.
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Step 1
Apply a topical anesthetic half an hour to an hour before your appointment, if your doctor recommended one. If you have any breakouts, or if you are undergoing another laser treatment, it can be more painful so you will want the anesthetic.
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Step 2
Expect a thin layer of gel to be placed on areas receiving treatment if you are getting PDT. Your doctor will then wave the laser handpiece over these areas, allowing the laser light to pulse through the skin. PDT usually isn't painful. Most patients report that it feels like a rubber band snapping against their skin.
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Step 3
Apply sunscreen after the treatment, as the process will make your skin highly sensitive to sunlight.
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Step 4
Schedule any return visits. It usually takes at least three treatments. Unfortunately, laser treatments haven't shown to be permanent fixes for everyone.








