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Lutetium Lu 177 Dotatate

Phase 2

Anatomic Stage IV Breast Cancer AJCC v8 | Small molecule | Oncology |Novartis AG|Last Updated: Jun 5, 2026

Target and mechanism

Molecular targetSSTR
Target classReceptor
ModalitySmall molecule

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment10

FDA Designations

No designations recorded

Clinical trial landscape

Lutetium Lu 177 Dotatate · 1 trial · 3 indications

Phase 2 1
NCT04529044177Lu-DOTATATE for the Treatment of Stage IV or Recurrent Breast CancerAnatomic Stage IV Breast Cancer AJCC v8
RECRUITING10 Analytics
PHASE2RECRUITING
177Lu-DOTATATE for the Treatment of Stage IV or Recurrent Breast Cancer
Anatomic Stage IV Breast Cancer AJCC v8Unlock trial analytics

Study Endpoints

Primary Endpoints

Objective response rate (ORR)
Up to 3 months post-therapy

Using the intent to treat (ITT) set and the efficacy analysis set, each ORR will be reported as a point estimate along with a 2-sided 95% exact confidence interval (CI).

Secondary Endpoints

Disease control rate (DCR)
Up to 3 months post-therapy
Duration of response (DOR)
Up to 12 months post-therapy
Progression-free survival
Up to 12 months post-therapy
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Treatment (177Lu-DOTATATE)EXPERIMENTALPatients receive 177Lu-DOTATATE IV over 30-40 minutes during weeks 1, 8, 16, and 24 in the absence of disease progression or unacceptable toxicity. Patients also receive Ga 68-DOTATATE and undergo PET/CT during screening, biopsy as clinically-indicated as well as CT and/or MRI and collection of blood samples throughout the study.

Interventions

NameTypeDescription
BiopsyPROCEDUREUndergo biopsy
Biospecimen CollectionPROCEDUREUndergo collection of blood samples
Computed TomographyPROCEDUREUndergo PET/CT
Gallium Ga 68-DOTATATERADIATIONReceive 68Ga
Lutetium Lu 177 DotatateDRUGGiven IV
Positron Emission TomographyPROCEDUREUndergo PET/CT
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Eligibility Criteria

Age Range18 Years to 100 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Life expectancy of \> 6 months, as determined by the investigator * Ability to understand and the willingness to sign a written informed consent document * Patients aged \>= 18-100 years old at time of informed consent * Histologically or cytologically confirmed metastatic bre...

Countries:United States
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Frequently asked questions about Lutetium Lu 177 Dotatate

What is Lutetium Lu 177 Dotatate used for in Anatomic Stage IV Breast Cancer AJCC v8?

Lutetium Lu 177 Dotatate is being studied for the treatment of Anatomic Stage IV Breast Cancer AJCC v8, including metastatic and recurrent breast carcinoma. It is an investigational small molecule in Phase 2 clinical development, and it is not yet approved for this indication.

What does Lutetium Lu 177 Dotatate target?

Lutetium Lu 177 Dotatate targets the somatostatin receptor (SSTR), a receptor class target. By binding to SSTR, the drug is designed to deliver radiation to cells expressing this receptor, which is relevant in certain breast cancer tumors.

Who makes Lutetium Lu 177 Dotatate?

Lutetium Lu 177 Dotatate is being developed by Novartis AG, traded on the stock exchange under the ticker NVS. The company is conducting clinical trials to evaluate the drug's safety and efficacy in patients with stage IV breast cancer.

What phase is Lutetium Lu 177 Dotatate in?

Lutetium Lu 177 Dotatate is currently in Phase 2 clinical development for Anatomic Stage IV Breast Cancer AJCC v8. It is an investigational drug, meaning it has not been approved by regulatory authorities and is still being tested in clinical trials.

What clinical trials is Lutetium Lu 177 Dotatate in?

Lutetium Lu 177 Dotatate is being evaluated in a Phase 2 clinical trial with the identifier NCT04529044, titled '177Lu-DOTATATE for the Treatment of Stage IV or Recurrent Breast Cancer'. This single-arm, uncontrolled study is recruiting participants in the United States and aims to enroll 10 patients.