Fig. 1From: Prevention of pruritus with ethyl-chloride in skin prick test: a double-blind placebo-controlled prospective studyEffect on pruritus caused by histamine skin prick test with pretreatment of ethyl-chloride (EC) or placebo. Fifteen minutes after histamine skin prick test, there were statistically significant differences between arms in favor of EC over placebo in all four studied parameters of pruritusBack to article page