 It is used to treat onychomycosis (fungal infection of the toe- and fingernails).Amorolfine 5% nail lacquer in once-weekly or twice-weekly applications has been shown in two studies to be between 60% and 71% effective in treating toenail onychomycosis; complete cure rates three months after stopping treatment (after six months of treatment) were 38% and 46%.However, full experimental details of these trials were not available and since they were first reported in 1992 there have been no subsequent trials.