A vial adapter for reconstituting a drug and drawing a drug from a vial. The vial adapter includes a passageway for passage of a diluent into the vial to mix with and reconstitute the drug and a chamber containing the reconstituted drug drawn from the vial. A vacuum is applied through the adapter to draw the reconstituted drug from the vial. The reconstituted drug can be accessed in one or two ways, either via a luer locked syringe or via a needled syringe.