COMPOSE Study (Neuroendocrine Tumors)

What is the Purpose of this Study?

We are doing this study to compare the study drug, lutetium-177 edotreotide, to existing standard-of-care therapies.

What is the Condition Being Studied?

Neuroendocrine Tumors

Who Can Participate in the Study?

Adults with a gastroenteropancreatic neuroendocrine tumor (GEP-NET) that is:

  • Unresectable (cannot be surgically removed)
  • Well differentiated
  • High grade 2 or grade 3 (Ki-67 index of 15 to 55)
  • Somatostatin receptor positive (SSTR+)

For more information about who can join this study, please contact the study team at or 919-668-1861.

Age Group

What is Involved?

If you choose to join this study, you will:

  • Be assigned to get either the study drug or an existing therapy (CAPTEM, everolimus, or FOLFOX)
  • Get up to 6 IV administrations of the study drug 6-8 weeks apart (if assigned) OR take pills and/or get IV administrations of your assigned standard-of-care therapy
  • Give blood and urine samples
  • Have regular CT or MRI scans

Study Details

Full Title
[DP-1111-02CT] A Prospective, Randomized, Controlled, Open-label, Multicenter Trial to Evaluate Efficacy, Safety and Patient-reported Outcomes of Peptide Receptor Radionuclide Therapy (PRRT) with Lutetium (177Lu) Edotreotide compared to Best Standard of Care in Patients with Well-differentiated Aggressive Grade 2 and Grade 3, Somatostatin Receptor?positive (SSTR+), Neuroendocrine Tumors of GastroEnteric or Pancreatic Origin (COMPOSE)
Principal Investigator
Professor of Medicine
Protocol Number
IRB: PRO00108718
NCT: NCT04919226
Phase III
Enrollment Status