🇮🇪Ireland
16°C Partly Cloudy · Dublin
Live Updates
--:--:-- IST
Writer Login
Latest
Priya Life Science Sponsor trial record
Trackers Companies Trial finder
Sponsor · clinical trials

RayzeBio clinical trials

Source: ClinicalTrials.gov, U.S. National Library of Medicine — current trials in our USA register with RayzeBio as lead sponsor. Synced 26 Sep 2026
5Current trials
3Recruiting now
7Drugs in these trials
1Trial register
Maintained by Sreepriya Prasannan
MSc Digital Transformation of Life Sciences (Innopharma Education / Griffith College); MSc & BSc Botany HSE Spark Ignite 2026 — Top 14 finalist
Compiled from ClinicalTrials.gov and CTIS registry records · Last verified · Editorial standards
At a glance

RayzeBio is the lead sponsor of 5 current clinical trials in our USA register. 3 are recruiting patients now. The most common phase is Phase 1/2. The drugs named most often in its trials are RYZ101, Atezolizumab and Carboplatin. The most-studied condition is GEP-NET.

ClinicalTrials.gov trials by status

  • Recruiting360%
  • Active, closed240%

Trials by phase

  • Phase 1/2240%
  • Phase 1240%
  • Phase 3120%
01

Clinical trials sponsored by RayzeBio

5 on ClinicalTrials.gov
StudyPhaseStatusStartRegisters
Study of the Theranostic Pair RYZ811 (Diagnostic) and RYZ801 (Therapeutic) to Identify and Treat Subjects With GPC3+ (Glypican-3) Unresectable HCC
NCT06726161 · Hepatocellular Carcinoma (HCC)
Phase 1/2 Recruiting 2025-09 USA
Study of RYZ101 Compared With SOC in Pts w Inoperable SSTR+ Well-differentiated GEP-NET That Has Progressed Following 177Lu-SSA Therapy
NCT05477576 · ClinicalTrials.gov ↗ · GEP-NET, Gastroenteropancreatic Neuroendocrine Tumor, Gastroenteropancreatic Neuroendocrine Tumor Disease
Phase 3 Recruiting 2022-03 USA
Study of RYZ401 in Subjects With Solid Tumors Expressing SSTRs.
NCT07165132 · ClinicalTrials.gov ↗ · GEP-NET, Gastroenteropancreatic Neuroendocrine Tumor, Gastroenteropancreatic Neuroendocrine Tumor Disease
Phase 1 Recruiting 2025-12 USA
Trial of 225Ac-DOTATATE (RYZ101) in Subjects With ER+, HER2-negative Unresectable or Metastatic Breast Cancer Expressing SSTRs.
NCT06590857 · ClinicalTrials.gov ↗ · Metastatic Breast Cancer, HER2-negative Breast Cancer, ER+ Breast Cancer
Drug: RYZ101
Phase 1/2 Active, closed 2024-07 USA
Study of RYZ101 in Combination With SoC in Subjects With SSTR+ ES-SCLC
NCT05595460 · ClinicalTrials.gov ↗ · SCLC,Extensive Stage
Phase 1 Active, closed 2022-10 USA

Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Titles and statuses are copied from the registry as published.

02

Drugs in RayzeBio trials

7 compounds

Drugs and biologicals named as interventions in these trials, with the number of this sponsor's trials that name each one. Placebos and generic comparators are excluded.

03

Conditions in RayzeBio trials

10 conditions
GEP-NET2Gastroenteropancreatic Neuroendocrine Tumor2Gastroenteropancreatic Neuroendocrine Tumor Disease2Neuroendocrine Tumors2Hepatocellular Carcinoma (HCC)1Metastatic Breast Cancer1HER2-negative Breast Cancer1ER+ Breast Cancer1Advanced Breast Cancer1SCLC,Extensive Stage1
04

By trial register

RegisterTrialsRecruiting
Clinical trials in USA53

A trial with sites in more than one country appears in each of those registers.

05

Questions about RayzeBio trials

How many clinical trials does RayzeBio sponsor?

RayzeBio is the lead sponsor of 5 current trials on ClinicalTrials.gov in our USA register, as of the registry sync on 26 September 2026. Completed and withdrawn studies are not counted.

Are RayzeBio trials recruiting?

Yes. 3 of its 5 ClinicalTrials.gov trials are recruiting. Eligibility and site contacts are on each trial's record. Only the study team can confirm whether a patient is eligible.

Which drugs is RayzeBio testing?

Its current trials name 7 drugs and biologicals as interventions. The most frequent are RYZ101 (3), Atezolizumab (1), Carboplatin (1), Etoposide (1) and Everolimus (1). The number in brackets is how many of its trials name each drug.

Where does this information come from?

Every trial, status, phase and condition on this page is copied from public ClinicalTrials.gov and EU CTIS records by a daily sync, grouped by the sponsor name each registry records. It says nothing about the organisation beyond its registered trials, and it is not medical advice.

Approvals, shortages and trials, every Friday

One email a week with new EMA and FDA approvals, EU and US medicine shortages, how many trials are recruiting in Ireland, and the week's Irish pharma news.

Free. Unsubscribe from any email with one click. See our privacy policy.

How this page is built

Everything on this page is copied from public registry records — it is not written from memory, and nothing here describes the organisation beyond its registered trials. Each trial links to its own record so you can check it yourself.

This page is built automatically: a daily sync job reads the registry records behind our trial registers and groups every current trial by its lead sponsor name, ignoring legal-form suffixes such as Inc. or Ltd. A small, hand-checked list joins the same organisation's different registry names (for example its EU legal entity). There is no AI drafting and no per-sponsor editorial pass. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The the registries data on this page was last retrieved on 26 Sep 2026.

Please verify before you rely on this. This page is general information for life-science and pharmaceutical professionals. It is not medical advice, and it has not been reviewed by a clinician — our editorial team holds life-science qualifications, not clinical ones. It is not exhaustive and may not reflect the most recent label change. Always check the official prescribing information (US Prescribing Information or EU SmPC) and speak to your doctor or pharmacist before acting on anything here. Drugs in the same class are not automatically interchangeable, and approvals, brand names and indications differ between the US, the EU/Ireland (EMA/HPRA) and other regions. Spotted an error? Tell us — we correct promptly and log it.