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IMP1734

Phase 1

Advanced Solid Tumor | Small molecule | Oncology |Eikon Therapeutics, Inc.|Last Updated: Mar 23, 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
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment156
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06253130A First-in-human Study of PARP1 Selective Inhibitor, IMP1734, in Participants With Advanced Solid TumorsPHASE1 RECRUITING 156Dec 11, 2023Dec 1, 2027Mar 23, 202653 United States, Australia +6
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Study Endpoints
Primary Endpoints
Number of subjects with adverse events, treatment emergent adverse events or serious adverse events
Consent to 30 + 7 days post last dose of IMP1734

Number of subjects reporting adverse events or serious adverse events which include any abnormal clinical events, laboratory assessments outside of normal clinical range, abnormal vital signs observed, and any abnormal ECG parameters

Maxim Tolerated Dose or Recommended Dose for Expansion
DLT period is from the first dose of the study drug until the last day of the first cycle

Number of patients that experience a DLT or any toxicity which occurs from the time of the first dose of study drug until the end of cycle 1, which is deemed unrelated to the disease.

Secondary Endpoints
Pharmacokinetic parameters of IMP1734
Through study completion, up to 3 years
Overall Response Rate
Through study completion, up to 3 years
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Cohort 1EXPERIMENTALIMP1734 monotherapy; oral tablet(s) daily (except for the single-dose period). The maximum trial duration is 3 years after the last participant's first treatment in the trial.
Interventions
NameTypeDescription
IMP1734DRUGPARP1 selective inhibitor
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Eligibility Criteria
Age Range18 Years — 89 Years
SexALL
Healthy VolunteersNo
Study Sites53

Key Inclusion Criteria * Breast cancer; must have received at least one prior chemotherapy in neoadjuvant/adjuvant/metastatic setting, must have received hormonal therapy if HR+, * HGSOC or high grade endometrioid EOC, fallopian tube or primary peritoneal cancer; must have received at least one pri...

Countries:United StatesAustraliaCanadaChinaDenmarkFranceSouth KoreaSpain
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT06253130primaryCompletionDate: changed
LOWMay 24, 2026NCT06253130studyFirstPostDate: changed