Sunscreens and PUVA.
Sunscreening creams have been tested for their capacity to protect non-lesional skin in patients receiving 8-methoxypsoralen photochemotherapy (PUVA). Cosmetically acceptable preparations such as Contralum Ultra and RoC Total are effective UVA sunscreens which may reduce the risk of carcinogenesis. A simple test of efficacy is described.
Erythema↗