Treatment of pityriasis versicolor with a single dose of fluconazole.

Twenty-four patients with extensive or recurrent pityriasis versicolor were treated with a single oral dose of 400 mg of fluconazole. Twenty-three patients returned for follow up. Seventeen or 74%, were free of lesions 3 weeks after treatment and no recurrences were seen 6 weeks after treatment. The majority of the patients found the treatment effective, safe and convenient.