Non-pitting, edematous plaques erupted and were generalized. Intense itching prevented sleep. Adrenaline (epinephrine) was not effective. Hydroxyzine 50 mg every 4 h provided relief.

Superficial, widespread, and confluent plaques were moderately itchy. Fexofenadine (Allegra) 180 mg in the morning and hydroxyzine 25 mg q.h.s. were effective.

Superficial plaques with clear dusky centers. The borders are annular. Itching was moderate. Fexofenadine (Allegra) 180 mg q.d. was effective.