๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-05-07

Study of Abiraterone Acetate or Enzalutamide, Atezolizumab, GnRH Analog and Radiation Therapy in Men With Newly Diagnosed Hormone-sensitive Prostate Cancer (NCT04262154)

SAABR: Single Arm Phase II Study of AR Targeted Therapy + Atezolizumab + GnRH Analog and Stereotactic Body Radiotherapy (SBRT) to the Prostate in Men With Newly Diagnosed Hormone-sensitive Metastatic Prostate Cancer

๐Ÿ”ต Active, Not Recruiting Phase2 ๐Ÿ’Š Investigational Drug / Biologic Sponsor: Memorial Sloan Kettering Cancer Center

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

This study is to find out whether adding the study drug atezolizumab and stereotactic body radiotherapy (SBRT) to standard treatment with abiraterone acetate, prednisone, and Lupronยฎ (leuprolide) is a safe and effective way to treat previously untreated metastatic prostate cancer, and to see whether the study treatment works better than the standard treatment.

Who can join: Review the eligibility criteria below.

Location: Memorial Sloan Kettering Basking Ridge (Limited Protocol Activities) โ€” Basking Ridge, New Jersey

Age range: 18 Years

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (8 Sites)

  • Memorial Sloan Kettering Basking Ridge (Limited Protocol Activities) โ€” Basking Ridge, New Jersey
  • Memorial Sloan Kettering Monmouth (Limited Protocol Activities) โ€” Middletown, New Jersey
  • Memorial Sloan Kettering Bergen (Limited Protocol Activities) โ€” Montvale, New Jersey
  • Memorial Sloan Kettering Cancer Commack (Limited Protocol Activities) โ€” Commack, New York
  • Memorial Sloan Kettering Westchester (Limited Protocol Activities) โ€” Harrison, New York
  • Columbia University โ€” New York, New York
  • Memorial Sloan Kettering Cancer Center โ€” New York, New York
  • Memorial Sloan Kettering Nassau (Limited Protocol Activities) โ€” Uniondale, New York

๐Ÿ“ž Contact the Study Coordinator

Phone: (800) 525-2225

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—