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Skin phototherapy
phototherapy · UV light therapy · narrowband UVB · light treatment for skin
The skin is treated with ultraviolet light in a special booth or under a lamp. A dermatologist prescribes it as a course.
For psoriasis, vitiligo, some types of eczema, and other skin conditions.
⏱ Duration: one session lasts from a few seconds to a few minutes; a course is usually 2 to 3 times a week for several weeks
Be sure to tell your doctor
How to prepare
- Skin. Do not put creams or perfume on your skin before the session, unless your doctor said otherwise.
- Sun. During treatment, do not sunbathe extra or use tanning beds.
- Clothing. Comfortable clothes that are easy to take off.
What to bring
- Your ID
- Your dermatologist's referral
How it goes
- The nurse checks today's dose
- You put on protective glasses
- Areas that are not being treated are covered
- You stand in the booth or under the lamp for the set time
- The dose is slowly increased from session to session
What you'll feel
- Mild warmth during the session
- Afterward, the skin sometimes turns slightly pink
- The skin may get dry. A moisturizer helps
Afterwards
- Use a moisturizer, if your doctor allows
- Do not skip sessions. Regularity matters
- Protect your skin from the sun on treatment days
Contact a doctor straight away if
- Strong redness, burning, or blisters, like a sunburn
- New spots or moles that are changing
Common questions
Is it the same as a tanning bed?
No. Here, an exact dose of a specific light is given under a doctor's control. A tanning bed does not replace phototherapy.
When will I see results?
Improvement usually shows after a few weeks. With vitiligo it takes longer, sometimes months.