Side-effects are usually mild and transient. They consist of headache, skin rashes, dryness of the mouth, an altered sensation of taste, and gastrointestinal disturbances.
Angioedema, erythema multiform, toxic epidermal necrolysis, proteinuria, leucopenia and other blood dyscrasias, candidiasis, paraesthesia, photosensitisation, and severe headache have been reported occasionally. Depression, confusion, dizziness, insomnia, and fatigue have also been reported.
Reports of hepatotoxicity have been attributed to griseofulvin. Oral thrush, granulocytopenia or leucopenia and peripheral neuritis can also occur less frequently.