RecruitingPhase 1Drug trialDisulfiram With Copper Gluconate and Liposomal Doxorubicin in Treatment-Refractory SarcomasThe purpose of this study is to test the safety of combining the disulfiram (DSF) and copper gluconate (Cu) to liposomal doxorubicin to treat patients with sarcomas that recurred or did not respond to initial treatment.