Federal Register Notice: FDA has determined that Zefazone (cefmetazole sodium) Injection, equivalent (EQ) to 1 g base/vial and EQ 2 g base/vial, and Zefazone IV Solution, EQ 20 mg base/mL and EQ 40 mg base/mL, were not withdrawn from sale for reasons of safety or effectiveness. This determination will allow FDA to approve ANDAs if all other legal and regulatory requirements are met. To view this notice, click here.