Luderschmidt C
Z Hautkr. 1979 May 15;54(10):421-3.
The therapeutic effect of levamisole was tested both in double blind and open clinical trials in all together 32 patients with recurrent herpes simplex and 17 patients was recurrent aphthoses. The frequency, the duration and the painfulness of the herpes eruptions were improved significantly under levamisole treatment, while there was only a short lasting favorable influence on the clinical course of the recurrent aphthoses.