Light Therapy

Phototherapy

The following side effects are expected during the light therapy course. Contact your doctor if these symptoms are severe and/or do not go away:

How Common (based on clinical studies)

Skin peelingUp to 60% of all users
Diffuse hyperpigmentationUp to 55% of all users
Mild rednessUp to 53% of all users
ItchingUp to 50 % of all users
Stinging sensationUp to 20% of all users
Dryness of skinUp to 13% of all users
Acne flare-upUp to 11.1% of all users
PainUp to 10% of all users
RashUp to 6.6% of all users
HeadacheUp to 3.3% of all users

Light therapy may also cause other side effects that are not mentioned here. Contact your doctor if you experience any other troublesome symptoms after light therapy.

References
  1. Akaraphanth R, Kanjanawanitchkul W, Gritiyarangsan P. Efficacy of ALA-PDT vs blue light in the treatment of acne. Photodermatol Photoimmunol Photomed. 23(5), 186-90 (2007).
  2. Goldberg DJ, Russell BA. Combination blue (415 nm) and red (633 nm) LED phototherapy in the treatment of mild to severe acne vulgaris. J Cosmet Laser Ther. 8(2), 71-5 (2006).
  3. Kawada A, Aragane Y, Kameyama H, Sangen Y, Tezuka T. Acne phototherapy with a high-intensity, enhanced, narrow-band, blue light source: an open study and in vitro investigation. J Dermatol Sci. 30(2), 129-35 (2002).
  4. Kwon HH, Lee JB, Yoon JY, Park SY, Ryu HH, Park BM, Kim YJ, Suh DH. The clinical and histological effect of home-use, combination blue-red LED phototherapy for mild-to-moderate acne vulgaris in Korean patients: a double-blind, randomized controlled trial. Br J Dermatol. 168(5), 1088-94 (2013).
  5. Morton CA, Scholefield RD, Whitehurst C, Birch J. An open study to determine the efficacy of blue light in the treatment of mild to moderate acne. J Dermatolog Treat. 16(4), 219-23 (2005).
  6. Papageorgiou P, Katsambas A, Chu A. Phototherapy with blue (415 nm) and red (660 nm) light in the treatment of acne vulgaris. Br J Dermatol. 142(5), 973-8 (2000).
  7. Wheeland RG, Koreck A. Safety and Effectiveness of a New Blue Light Device for the Self-treatment of Mild-to-moderate Acne. J Clin Aesthet Dermatol. 5(5), 25-31 (2012).
  8. Elgendy A, Khalil K, Alshawadfy E, Wadea N, Alkady O. Blue light therapy versus low dose isotretinoin in mild to moderate acne. Glob Dermatol. 2(3), 131-4 (2015).