Study Status: Terminated
Recruit Status: Terminated
Study Type: Observational
Official Title: Substance P Follow-up to a Pilot Study of Aprepitant vs Placebo Combined With Standard Antiemetics for the Control of Nausea and Vomiting During Hematopoietic Cell Transplantation
Brief Summary:
RATIONALE: Studying samples of blood in the laboratory from patients with cancer may help doctors learn more about nausea and vomiting caused by cancer treatment.
PURPOSE: This laboratory study is looking at blood samples from patients with cancer who were treated on a clinical trial to control nausea and vomiting during donor stem cell transplant.