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ARV-766 Part A&B

Phase 1

Prostate Cancer Metastatic | Small molecule | Oncology |Novartis AG|Last Updated: May 5, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedCONTROLLEDBiomarker
Total Trials1
Total Enrollment152
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05067140A Study of ARV-766 Given by Mouth in Men With Metastatic Prostate CancerPHASE1 ACTIVE NOT_RECRUITING 152Sep 2, 2021May 25, 2027May 5, 202623 United States
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Study Endpoints
Primary Endpoints
Part A: Incidence of Dose Limiting Toxicities of ARV-766
28 Days

First Cycle Dose limiting toxicities characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), timing, seriousness, and relationship to study drug

Part A: Number of Patients with Adverse Events as a measure of safety and tolerability of ARV-766
28 Days

Adverse events as characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), timing, seriousness, and relationship to study drug.

Part A: Incidence of laboratory abnormalities as a measure of safety and tolerability of ARV-766
28 Days

Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), and timing.

Part B: To evaluate the clinical anti-tumor activity of ARV-766 in patients with mCRPC
12 Weeks

Evaluate PSA in patients with mCRPC in both dose groups

Part C: Incidence of Dose Limiting Toxicities of ARV-766 / abiraterone combination
28 Days

First Cycle Dose limiting toxicities characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), timing, seriousness, and relationship to study drug

Part C: Incidence of laboratory abnormalities as a measure of safety and tolerability of ARV-766 / abiraterone combination
28 Days

Laboratory abnormalities as characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), and timing.

Part C: Number of Patients with Adverse Events as a measure of safety and tolerability of ARV-766 / abiraterone combination
28 Days

Adverse events as characterized by type, frequency, severity (as graded by NCI CTCAE v 5.0), timing, seriousness, and relationship to study drug.

Part D: To evaluate the clinical anti-tumor activity of ARV-766 / abiraterone combination in patients with NHA-naïve mPC
12 Weeks

Evaluate PSA in patients with NHA-naïve mPC

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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
ARV-766EXPERIMENTALOral tablets, once daily in 28 day cycles
ARV-766 + AbirateroneEXPERIMENTALOral tablets, once daily in 28 day cycles
Interventions
NameTypeDescription
ARV-766 Part A&BDRUGPart A: Daily oral dosages are determined by cohort review committee after initial starting dose cohort and each subsequent cohort completes 28 days of treatment. Part B: Oral tablet(s) once daily in 28 day cycles.
ARV-766 + Abiraterone Part C&DDRUGPart C: Daily oral combination dosages are determined by cohort review committee after initial starting dose cohort and each subsequent cohort completes 28 days of treatment. Part D: Combination administered once daily in 28 day cycles. Parts C\&D: Participants will also receive concomitant corticosteroid and ADT therapy of investigator choice/patient preference
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Eligibility Criteria
Age Range18 Years — N/A
SexMALE
Healthy VolunteersNo
Study Sites23

Inclusion Criteria: Part A,B,C and D: * Histological, pathological, or cytological confirmed diagnosis of adenocarcinoma of the prostate. * Ongoing androgen deprivation therapy (ADT) with a gonadotropin releasing hormone analog or inhibitor, or orchiectomy (surgical or medical castration). * Easte...

Countries:United States
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Competitive Landscape -Prostate Cancer 259 trials
CompanyTickerTrialsLead PhaseDrugs
Merck & Co., Inc.MRK7PHASE3Pembrolizumab, Enzalutamide, Ifinatamab deruxtecan, Docetaxel, Prednisone
AstraZeneca PLCAZN20PHASE3olaparib, abiraterone, Saruparib, Abiraterone, Darolutamide
Pfizer Inc.PFE12PHASE3Talazoparib with enzalutamide, PF-06821497, Docetaxel, Enzalutamide, Leuprolide Open Label
Johnson & JohnsonJNJ21PHASE3Apalutamide, Androgen Deprivation Therapy, Niraparib, Abiraterone, Prednisone
Eli Lilly and CompanyLLY9PHASE3Abemaciclib, Abiraterone, Prednisone or Prednisolone, -PNT2002, Enzalutamide
Amgen Inc.AMGN7PHASE3Xaluritamig, Abiraterone, Enzalutamide, Cabazitaxel, Docetaxel
Novartis AG Sponsored ADRNVS28PHASE3177Lu-PSMA-617, 68Ga-PSMA-11, ARDT, ADT, AAA617
Exelixis, Inc.EXEL4PHASE3Cabozantinib, Atezolizumab, Abiraterone, Enzalutamide, Prednisone
Candel Therapeutics, Inc.CADL3PHASE3Aglatimagene besadenovec + valacyclovir, aglatimagene besadenovec, valacyclovir, aglatimagene besadenovec + valacyclovir
Bristol-Myers Squibb CompanyBMY2PHASE3BMS-986365, Enzalutamide, Abiraterone, Docetaxel, Predinsone/Prednisolone
BioNTech SE Sponsored ADRBNTX1PHASE3BNT324, Docetaxel, Prednisone/prednisolone
Telix Pharmaceuticals Limited Sponsored ADRTLX3PHASE368Ga-PSMA-11, 177Lu-TLX591, Enzalutamide, Abiraterone, Docetaxel
Sanofi SA Sponsored ADRSNY2PHASE3abiraterone, Docetaxel, Cabazitaxel
Regeneron Pharmaceuticals, Inc.REGN4PHASE2REGN2810, Degarelix, Leuprolide, Docetaxel, BPX-601
Veracyte, Inc.VCYT2PHASE2Darolutamide, Zoladex, Zoladex LA, Decapeptyl sustained release, Depo-Eligard
Kyntra Bio, Inc.KYNB2PHASE2FG-3246, FOR46, Enzalutamide, Pegfilgrastim
Lantheus Holdings IncLNTH3PHASE3Undisclosed
IDEAYA Biosciences, Inc.IDYA3PHASE1IDE-161, Pembrolizumab, IDE034, IDE574, Fulvestrant
Xencor, Inc.XNCR1PHASE2vudalimab
GSK plc Sponsored ADRGSK2PHASE1GSK5471713, GSK5458514
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT05067140primaryCompletionDate: changed
LOWMay 24, 2026NCT05067140studyFirstPostDate: changed