Have you been diagnosed with a blood cancer that can be treated by transplant? If so, you might be eligible to take part in a study that will compare combinations of drugs to see which combination is better at preventing graft-versus-host disease.

Do you have AML, ALL, or MDS, and are preparing for a stem cell transplant from an unrelated donor? If so, you might be able to take part in a study to will see if a reduced dose of a drug called cyclophosphamide will still reduce your chances of developing Graft versus Host disease, but also lower your chances of side effects from the drug.