About sodium fusidatesteroidal antibiotic (topical).mechanism of action of sodium fusidatesodium fusidate is a bactericidal or bacteriostatic drug depending upon the concentration. it inhibits the transfer of aminoacid from aminoacyl srna to the protein. this will leads to inhibition of protein synthesis in the bacteria and prevent the growth of microbes.indications for sodium fusidateprimary and secondary skin infections 1. impetigo 2. erythrasma 3. folliculitis 4. sycosis barbae 5. hidradenitis