🏛️ Verified NIH Record • Updated 2026-07-29

Study of GVV858 as a Single Agent or in Combination With Endocrine Therapy in Patients With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors (NCT07288359)

An Open-label, Multi-center, Phase I/II Study of GVV858 as a Single Agent and in Combination With Endocrine Therapy in Patients With Advanced Hormone Receptor Positive, HER2- Negative Breast Cancer and Other Advanced Solid Tumors

🟢 Recruiting Phase1 / Phase2 💊 Investigational Drug / Biologic Sponsor: Novartis Pharmaceuticals

🩺 Plain-English Summary (8th-Grade Level)

Phase I: Characterize safety and tolerability of GVV858 as a single agent and in combination with fulvestrant or letrozole. Identify dose range for optimization/recommended dose for further clinical evaluation. Phase II: Further characterize the safety and tolerability of GVV858 in combination with fulvestrant in patients with hormone receptor-positive/human epidermal growth factor receptor 2-negative (HR+/HER2-) advanced breast cancer.

Who can join: Review the eligibility criteria below.

Location: Emory University — Atlanta, Georgia

Age range: 18 Years

🧪 Interventions in This Study

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (15 Sites)

  • Emory University — Atlanta, Georgia
  • Tennessee Oncology PLLC — Nashville, Tennessee
  • START — San Antonio, Texas
  • Novartis Investigative Site — Olomouc,
  • Novartis Investigative Site — Odense C,
  • Novartis Investigative Site — Pierre-Bénite,
  • Novartis Investigative Site — Jena, Thuringia
  • Novartis Investigative Site — Essen,
  • Novartis Investigative Site — Milan, MI
  • Novartis Investigative Site — Milan, MI
  • Novartis Investigative Site — Kyoto,
  • Novartis Investigative Site — Singapore,
  • Novartis Investigative Site — Barcelona,
  • Novartis Investigative Site — Madrid,
  • Novartis Investigative Site — Taipei,

📞 Contact the Study Coordinator

Phone: (888) 669-6682

Email: novartis.email@novartis.com

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

💰 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 § 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.

💡 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.
🏛️ View Official NIH Record ↗