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Psoriasis is a difficult disease to treat, and although there is no specific cure, the disease can be controlled. Phototherapy of psoriasis is a form of therapy available to help improve the skin condition. In phototherapy, the patient is exposed to controlled amounts of UV light, under the supervision of a physician. It ‘has long been known that a brief, regular exposure to sunlight can not find the skin in psoriasis patients. The pharmaceutical industry has developed devices that reproduce some parts of the UV spectrum of the sun, which is the most therapeutic effect.

When phototherapy is considered that the patient consults a doctor to learn the options available, such as psoriasis have different types, levels of severity and area of ??effect. Those who suffer from severe symptoms of psoriasis or those with large affected areas have different opportunities for those with mild symptoms. A form of treatment is the therapy of UVB, which is usually two to three times a week. During treatment, exposure to UVB should be monitored diligently to avoid sunburn and skin damage. Depending on how the skin is sensitive to light therapy, the results can show in a few weeks off with major organized into six to eight weeks. UV treatment effects vary from patient to patient. Once the patient has been cleared, the clearance time can be three or four months, or sometimes longer.

If other forms of treatment, PUVA therapy, the most intensive light therapy, can be used. Usually prescribed for people with psoriasis widespread, PUVA, combined with exposure to UVA light photosensitizing drug called psoralen, which is usually taken orally. Psoralen increases the skin’s sensitivity to make it more sensitive to light. A relatively more powerful than PUVA, it offers greater consistency clearing of the skin, sometimes requiring less sessions as the UVB therapy. In general, PUVA treatment is more effective than UVB therapy, and remission are longer and often last up to one year.

Controlled and supervised exposure to UV light is crucial for healthy skin, so light therapy sessions are often done in the doctor’s office. The use of phototherapy for psoriasis requires a certain wavelength and intensity suitable to the needs and the patient’s skin. But with a prescription, some patients allowed to buy home phototherapy devices for treatment in the privacy of their homes. These machines can take many shapes and sizes, so that patients can have various possibilities. Supervision of a physician is essential for healing.