STL Index for: R. Bissonnette

Sunscreens have been around for more than 70 years. This article will review some of the recent advances in photoprotection, including the development of sunscreen formulations offering higher and broader protection against solar radiation.

Etanercept has recently been approved for the treatment of moderate-to-severe plaque psoriasis at a dose of 50mg twice per week for 12 weeks followed by a maintenance dose of 50mg once weekly thereafter. Clinical studies have shown excellent efficacy and a good safety profile in patients with psoriasis.

Polymorphous light eruption (PLE) and solar urticaria (SU) are two photodermatoses that are induced by ultraviolet radiation and sometimes by visible light. This article will review the various means of preventing PLE and SU with an emphasis on the role of sunscreens.

Sunscreens have been in use for nearly 70 years. Originally designed to protect against sunburn, enable longer sun exposure and promote tanning, sunscreens are now often promoted as a method for preventing skin cancer and skin aging.