2s 5r 6r 6 3 2 6 dichlorophenyl 5 methyl 1 2 oxazol 4 yl carbonyl amino 3 3 dimethyl 7 oxo 4 thia 1 azabicyclo 3 2 0 heptane 2 carboxylic acid, dicloxacilina, dicloxacillin
Used to treat infections caused by penicillinase-producing staphylococci which have demonstrated susceptibility to the drug.