Solar
urticaria
in
the
visible
spectrum
successfully treated with astemizole.
Monfrecola G1, Nappa P, Pini D. Dermatologica. 1990;180(3):154-6.
Three cases of solar urticaria in the visible spectrum successfully treated with astemizole, a H1 antihistamine, are reported. The administration of 10 mg a day of the drug increased the minimal urticarial dose from 2 to 12 times.