New Warning Added to Diabetes Drugs

An FDA drug safety alert warns that cases of a rare and serious infection of the genital area have been reported with sodium-glucose cotransporter-2 (SGLT2) inhibitors, which are indicated for Type 2 diabetes. The agency says it is requiring a new warning on all SGLT2 inhibitors and to patient Medication Guides about necrotizing fasciitis of the perineum, which is also referred to as Fournier’s gangrene.


Over the past five years, FDA says it has identified 12 cases of Fournier’s gangrene in patients taking an SGLT2 inhibitor. The condition developed within several months of patients starting an SGLT2 inhibitor and the drug was stopped in most cases. All 12 patients were hospitalized and required surgery. In 2017, about 1.7 million patients received a dispensed prescription for an SGLT2 inhibitor.

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