Death Risk With Off-Label Oral Ketoconazole Use, FDA Warns
The US Food and Drug Administration (FDA) is warning clinicians against the off-label prescribing of ketoconazole tablets (Nizoral, Janssen Pharmaceuticals) to treat skin and nail fungal infections because the risk for serious liver damage and death outweighs the benefits. In July 2013, the FDA removed skin and nail fungal infections as indications for ketoconazole tablets in light of possible adverse events, which also include adrenal gland problems and harmful interactions with other drugs. The agency revised the label to warn that patients with no obvious risk factors for liver disease had developed serious hepatotoxicity after taking the drug, leading to liver transplants or death in some cases. However, clinicians have continued to prescribe ketoconazole tablets for skin and nail fungal infections despite the label change, according to an FDA safety review. Such infections were the only diagnoses cited for the tablets during 2014 and the first 6 months of 2015, according to a da...