 For people with relapsed AML , the only proven potentially <unk> therapy is a <unk> stem cell transplant , if one has not already been performed . In 2000 , the <unk> antibody @-@ linked <unk> agent <unk> <unk> ( <unk> ) was approved in the United States for people aged more than 60 years with relapsed AML who are not candidates for high @-@ dose chemotherapy . This drug was voluntarily withdrawn from the market by its manufacturer , <unk> in 2010 . 
