Find a Trial Find Expert Physicians 
News Trial Stats
Clinical TrialsFacts & Fears Who pays for it, placebos, being a guinea pig, and what taking part really means.Basics ofTheranostics A fundamental way of finding and treating your cancer, all in one.Basics ofRadiation What is radiation, and how can it benefit you? InterpretingYour Scans What CT, MRI and PET can and can’t tell you about cancer.What to Expect as aTheranostic Patient Scans, treatment day, and the precautions once you are home.Basics ofDosimetry How much radiation each organ and tumor actually absorbs.TheranosticDictionary Plain-language meanings for the vocabulary on your paperwork.
News Trial Stats
Contact XCancer®
Mon–Thu 8am–4:30pm CT · Fri 8am–3pm CT
Clinical Trial · NCT06590857
Phase 1b/2 Open-label Trial of 225Ac-DOTATATE (RYZ101) Alone and in Combination with Pembrolizumab in Subjects with Estrogen Receptor-positive (ER+), Human Epidermal Growth Factor Receptor 2 (HER2)-negative, Locally Advanced and Unresectable or Metastatic Breast Cancer Expressing Somatostatin Receptors (SSTRs) and Progressed After Antibody-drug Conjugates And/or Chemotherapy (TRACY-1)
Overview
Phase 1b/2 open-label trial of 225Ac-DOTATATE (RYZ101) alone and with pembrolizumab in subjects with ER+, HER2-negative unresectable or metastatic breast cancer expressing SSTRs.
Sponsor
RαyzeBio
Phase
Phase 1/2
Contacts
RayzeBio Clinical Trials
clinicaltrials@rayzebio.com
(619) 657-0302
ClinicalTrials.gov
NCT06590857Drug / Compound
RYZ101
Isotope(s):
ACTINIUM-225
Radioisotope: Ac-225
Theranostic Role: Therapeutic Agent & SPECT Imaging
T1/2 (Half-Life): 9.9 Days
Decay Mode: ALPHA, GAMMA
Energy: 5.8-8.4 MeV
Range: 47-85 micrometers
Decay Daughters: Ra225, Fr221, At217, Bi213, 209, Po213, 209, TL209, 205
Status: Clinical Trials Only
Target(s):
- SSTR+
Chelator: DOTA
Share your feedback
Help us improve your experience