Before 1958, when griseofulvin was first approved by the U.S. Food and Drug Administration (FDA) for systemic treatment of tinea capitis ... A lower dose of 3 to 6 mg/kg/day for up to 4 weeks ...

Tinea capitis, which is most often caused by Trichophyton ... is no better than that of standard dose griseofulvin, it may still be useful in select patients with a contraindication to or ...