Sodium fusidate

Sodium fusidate is a sodium salt of fusidic acid widely used for the treatment of cutaneous infections with Staphylococcus aureus.
25 cases of contact dermatitis have been reported.
Risk factors
Atopic dermatitis.
Venous stasis
Leg ulcers.
Clinical manifestations
Contact eczema.
Diagnostic methods
Patch-tests with sodium fusidate in 1 to 2% in pet. or in 0.1% propylene glycol.
Type IV delayed hypersensitivity.


  1. Giordano-Labadie F, Pelletier N, Bazex J, "Contact dermatitis from sodium fusidate", Contact Dermatitis, 1996 ; 34: 159

As in all diagnostic testing, the diagnosis is made by the physican based on both test results and the patient history.