The chemical Dicloxacillin sodium has a designated molecular formula of C19H16Cl2N3NaO5S and a molecular weight of 492.303 g/mol. Synonyms may include: P 1011, Dichlor-Stapenor, Dynapen, EINECS 206-444-3, Veracillin, Sodium dicloxacillin, Sodium (3-(2,6-dichlorophenyl)-5-methyl-4-isoxazolyl)penicillin, Dycill, Pathocil, UNII-4CKS6MOL6Z (ChemID). Dicloxacillin sodium has been assigned a MeSH pharmacological action of: Antibacterial.