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ABBV-CLS-579

Phase 1

Advanced Solid Tumors Cancer | Small molecule | Oncology |AbbVie Inc.|Last Updated: Sep 25, 2025

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
CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment101
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04417465First In Human Study With ABBV-CLS-579 When Given Alone and In Combination In Participants With Locally Advanced Or Metastatic TumorsPHASE1 COMPLETED 101Jun 3, 2020Aug 21, 2025Sep 25, 202517 United States, France +5
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Study Endpoints
Primary Endpoints
Maximum Observed Plasma/Serum Concentration (Cmax) Of ABBV-CLS-579
Baseline Up to Approximately Day 44

Maximum plasma/serum concentration of ABBV-CLS-579

Maximum Observed Plasma/Serum Concentration (Cmax) Of Metabolite M4
Baseline Up to Approximately Day 44

Maximum plasma/serum concentration of Metabolite M4

Maximum Observed Plasma/Serum Concentration (Cmax) Of PD-1 Inhibitor
Baseline Up to Approximately Day 64

Maximum plasma/serum concentration of PD-1 inhibitor

Maximum Observed Plasma/Serum Concentration (Cmax) Of VEGFR TKI
Baseline Up to Approximately Day 64

Maximum plasma/serum concentration of VEGFR TKI

Time To Cmax (Tmax) Of ABBV-CLS-579
Baseline Up to Approximately Day 44

The amount of time taken to reach Cmax

Time To Cmax (Tmax) Of Metabolite M4
Baseline Up to Approximately Day 44

The amount of time taken to reach Cmax

Time To Cmax (Tmax) Of PD-1 Inhibitor
Baseline Up to Approximately Day 64

The amount of time taken to reach Cmax

Time To Cmax (Tmax) Of VEGFR TKI
Baseline Up to Approximately Day 64

The amount of time taken to reach Cmax

Terminal Phase Elimination Rate Constant (β) Of ABBV-CLS-579
Baseline Up to Approximately Day 44

Terminal phase elimination rate constant (β or Beta)

Terminal Phase Elimination Rate Constant (β) Of Metabolite M4
Baseline Up to Approximately Day 44

Terminal phase elimination rate constant (β or Beta)

Terminal Phase Elimination Rate Constant (β) Of PD-1 Inhibitor
Baseline Up to Approximately Day 64

Terminal phase elimination rate constant (β or Beta)

Terminal Phase Elimination Rate Constant (β) Of VEGFR TKI
Baseline Up to Approximately Day 64

Terminal phase elimination rate constant (β or Beta)

Terminal Phase Elimination Half-Life (t1/2) Of ABBV-CLS-579
Baseline Up to Approximately Day 44

Terminal phase elimination half-life (t1/2)

Terminal Phase Elimination Half-Life (t1/2) Of Metabolite M4
Baseline Up to Approximately Day 44

Terminal phase elimination half-life (t1/2)

Terminal Phase Elimination Half-Life (t1/2) Of PD-1 Inhibitor
Baseline Up to Approximately Day 64

Terminal phase elimination half-life (t1/2)

Terminal Phase Elimination Half-Life (t1/2) Of VEGFR TKI
Baseline Up to Approximately Day 64

Terminal phase elimination half-life (t1/2)

Area Under The Plasma Or Serum Concentration-Time Curve (AUC) Of ABBV-CLS-579
Baseline Up to Approximately Day 44

AUC is the area under the serum concentration versus time curve of the last measurable concentration prior to next dose

Area Under The Plasma Or Serum Concentration-Time Curve (AUC) Of Metabolite M4
Baseline Up to Approximately Day 44

AUC is the area under the serum concentration versus time curve of the last measurable concentration prior to next dose

Area Under The Plasma Or Serum Concentration-Time Curve (AUC) Of PD-1 Inhibitor
Baseline Up to Approximately Day 64

AUC is the area under the serum concentration versus time curve of the last measurable concentration prior to next dose

Area Under The Plasma Or Serum Concentration-Time Curve (AUC) Of VEGFR TKI
Baseline Up to Approximately Day 64

AUC is the area under the serum concentration versus time curve of the last measurable concentration prior to next dose

Recommended Expansion Dose and/or Maximum Tolerated Dose of ABBV-CLS-579
Baseline through Study Completion (approximately 3 years)

The Expansion Dose and/or MTD of ABBV-CLS-579 will be determined during the monotherapy dose escalation phase of the study

Recommended Expansion Dose and/or Maximum Tolerated Dose of ABBV-CLS-579 and a PD-1 Inhibitor
Baseline through Study Completion (approximately 3 years)

The Expansion Dose and/or MTD of ABBV-CLS-579 and PD-1 inhibitor will be determined during the combination therapy dose escalation phase of the study

Objective Response Rate (ORR) Of ABBV-CLS-579 And PD-1 Targeting Agent Base On Response Evaluation Criteria in Solid Tumors (RECIST) v1.1, of ABBV-CLS-579 in locally or metastatic HNSCC, NSCLC, MSI-H tumors, and advanced ccRCC
Baseline through Study Completion (approximately 3 years)

ORR is defined as achieving complete response (CR) or partial response (PR) based on RECIST 1.1 criteria on treatment

Objective Response Rate (ORR) on RECIST v1.1, of ABBV-CLS-579 administered in combination with VEGFR TKI in advanced ccRCC
Baseline through Study Completion (approximately 3 years)

ORR is defined as achieving complete response (CR) or partial response (PR) based on RECIST 1.1 criteria on treatment

Secondary Endpoints
Objective Response Rate (ORR) Of ABBV-CLS-579 And PD-1 Targeting Agent Based On Response Evaluation Criteria In Solid Tumors (RECIST) v1.1
Baseline through Study Completion (approximately 3 years)
Objective Response Rate (ORR) Of ABBV-CLS-579 Monotherapy Based On Response Evaluation Criteria In Solid Tumors (RECIST) v1.1
Baseline through Study Completion (approximately 3 years)
Best Overall Response (BOR) Of ABBV-CLS-579 Monotherapy Based On RECIST v1.1
Baseline through Study Completion (approximately 3 years)
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Monotherapy Dose EscalationEXPERIMENTALABBV-CLS-579 will be administered as a monotherapy in subjects with solid tumors
Combination Dose Escalation with PD-1EXPERIMENTALABBV-CLS-579 will be administered in combination with Programmed Cell Death-1 Inhibitor in subjects with solid tumors
Backfill Cohorts with MonotherapyEXPERIMENTALABBV-CLS-579 will be administered as a monotherapy in subjects with solid tumors
Backfill Cohorts in Combination with PD-1EXPERIMENTALABBV-CLS-579 will be administered in combination with Programmed Cell Death-1 Inhibitor in subjects with solid tumors
Combination Expansion with PD-1EXPERIMENTALABBV-CLS-579 will be administered at the determined recommended dose in subjects with locally advanced or metastatic, relapsed or refractory head and neck squamous cell carcinoma (HNSCC), relapsed or refractory non-small cell lung cancer (NSCLC), microsatellite instability-high (MSI-H) tumors, and advanced clear cell renal cell carcinoma (ccRCC)
Combination Expansion with VEGFR TKIEXPERIMENTALABBV-CLS-579 will be administered at the determined recommended dose in combination with Vascular Endothelial Growth (VEGFR) Factor Receptor Tyrosine Kinase Inhibitor (TKI) in subjects with advanced ccRCC.
Interventions
NameTypeDescription
ABBV-CLS-579DRUGOral Capsule
PD-1 inhibitorDRUGIntravenous (IV) infusion
VEGFR TKIDRUGOral Tablet
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites17

Inclusion Criteria: * Must weigh at least 35 kilograms (kg). * For Monotherapy and Combination Dose Escalation: * Histologically or cytologically proven metastatic or locally advanced tumors (with measurable disease defined by Response Evaluation Criteria In Solid Tumors \[RECIST\] v1.1), for wh...

Countries:United StatesFranceIsraelJapanSouth KoreaSpainTaiwan
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