PRESS RELEASE Clinically validated on-device app delivers smartphone-level simplicity with built-in safety controls March 9th, 2026 – Cleveland, OH — Phothera, the leading manufacturer of FDA-cleared light therapy devices for chronic skin conditions including vitiligo, psoriasis, atopic dermatitis, and cutaneous T-cell lymphoma (CTCL), today announced the availability of Guided Mode, a next-generation on-device app designed to simplify and standardize home phototherapy. Guided […]
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TL;DR Light therapy (narrowband UVB) for vitiligo typically produces gradual repigmentation over weeks to months rather than immediate results, with progress influenced by factors like treatment consistency, body area, and vitiligo type; consulting a dermatologist helps set expectations and determine the right clinic or home phototherapy plan. A Guide to Expectations, Treatment Timelines, and What […]
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Narrowband UVB phototherapy is a proven, effective, and safe treatment option for chronic skin conditions such as psoriasis, vitiligo, and eczema. Unlike broad-spectrum ultraviolet treatments or medications that impact the immune system more broadly, narrowband UVB uses a precise wavelength of light to reduce inflammation and restore skin health. Let’s explore what makes this form […]
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Vitiligo is a chronic skin condition that causes the loss of pigmentation in patches of skin. It occurs when melanocytes—the cells responsible for producing skin pigment (melanin)—are destroyed or stop functioning. As a result, white or depigmented patches appear on various parts of the body. When vitiligo affects hair-bearing areas, the hair in those areas […]
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Phototherapy is a safe and effective treatment for skin conditions like psoriasis, eczema, and vitiligo—but like any treatment that uses light, it’s important to protect your eyes. The type of light used in phototherapy can affect different parts of the eye in different ways, so wearing the right protection is essential for keeping your vision […]
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When prescribing narrowband UVB phototherapy, one of the most frequently asked clinical questions is:Is there a maximum safe or effective dose for patients? The answer is more complex than a simple number. Understanding Dose Limits in Phototherapy Over time, patients undergoing UVB phototherapy naturally adapt to treatment—a process called photoadaptation. As treatment progresses, the skin’s […]
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