Sunesis Pharmaceuticals

Closed portfolio with an early-phase archive tilt

According to ClinicalTrials.gov-derived indexes, Sunesis Pharmaceuticals sits in the top decile of US sponsors by registered trial count (#1,049 of 15,742 sponsors by registered trial count).

13 total trials none currently recruiting 12 completed early-phase tilt top decile by trial count

Sunesis Pharmaceuticals: 13 sponsored US clinical trials, none currently recruiting.

Sunesis Pharmaceuticals sponsors 13 registered US clinical trials on ClinicalTrials.gov, none currently recruiting, and 12 completed. 1 of these trials are in Phase 3-4 (later-stage) and 12 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Acute Myeloid Leukemia, with 2 trials.

Top-decile sponsor footprint

Sunesis Pharmaceuticals ranks in the top decile of sponsors by registered trial count (#1,049 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

C 71/100

12 of 13 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (92.3%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Indexed trials (enrollment closed)

13 total, page 1 of 1

TERMINATED Phase 1

Safety, PK, PD, and Antitumor Activity of Vecabrutinib (SNS-062) in B Lymphoid Cancers

NCT03037645

COMPLETED Phase 3

Study of Vosaroxin or Placebo in Combination With Cytarabine in Patients With First Relapsed or Refractory AML

NCT01191801

COMPLETED Phase 2

Study of Voreloxin (Vosaroxin) in Older Patients With Untreated Acute Myeloid Leukemia

NCT00607997

COMPLETED Phase 1

Safety and Tolerability Study of Voreloxin and Cytarabine Combination in Acute Myeloid Leukemia in Humans

NCT00541866

COMPLETED Phase 1

Safety and Tolerability Study of SNS-314 for Advanced Solid Tumors

NCT00519662

COMPLETED Phase 1

Study of Intravenously Administered SNS-032 in Patients With Advanced B-lymphoid Malignancies

NCT00446342

COMPLETED Phase 2

Safety and Efficacy Clinical Study of SNS-595 in Patients With Platinum-Resistant Ovarian Cancer

NCT00408603

COMPLETED Phase 2

Safety and Efficacy Clinical Study of SNS-595 in Patients With Advanced Small Cell Lung Cancer

NCT00298896

COMPLETED Phase 1

Safety Assessment of One-hour Infusions of SNS-032 for the Treatment of Select Advanced Solid Tumors

NCT00292864

COMPLETED Phase 2

Safety and Efficacy Clinical Study of SNS-595 for Second-Line Therapy in Patients With Advanced NSCLC

NCT00252382

COMPLETED Phase 1

Safety Assessment of Two Schedules of Intravenous Infusions of SNS-595 for the Treatment of Hematologic Malignancies

NCT00246662

COMPLETED Phase 1

Safety Assessment of Weekly Intravenous Infusions of SNS-595 for the Treatment of Solid Tumors

NCT00094159

COMPLETED Phase 1

Initial Safety Assessment of SNS-595 for the Treatment of Solid Tumors.

NCT00091585

How the Sunesis Pharmaceuticals early-phase archive is shaped

13 indexed studies, none listed as recruiting (0% open); 12 completed (92%).

Phase mix: 1 late (III/IV) vs 12 early (I/II) (early-phase heavy).

Top condition: Acute Myeloid Leukemia (2 trials), 7 others listed.

How to read a closed sponsor archive

When recruiting_count is zero, the indexed set is completed or otherwise not open. Phase tilt still describes where archived studies sat on the investigational pathway. Re-check ClinicalTrials.gov before acting.

Sunesis Pharmaceuticals: archived-pipeline peers nationwide

Peers matched on 13 indexed studies with no current recruiting: volume and archive shape, not condition overlap.

Sunesis Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 051015 0%2%4%6%8%10% Total trials Recruiting share Sunesis PharmaceuticalsAdaptimmuneAgennixAkili Interactive LabsAlumis10xBio22nd Century Group23andMe3-C Institute for Social Development
Sunesis Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

Sunesis Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 13 archived trials

Sponsors with similar archive density (± trial count)

What to do with this Sunesis Pharmaceuticals page

13 registered trials is a research-attention snapshot, not an endorsement of Sunesis Pharmaceuticals or any single study.

  • None of Sunesis Pharmaceuticals's trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Acute Myeloid Leukemia is the condition Sunesis Pharmaceuticals studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Acute Myeloid Leukemia trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Sunesis Pharmaceuticals pipeline card: 13 registered trials from official public datasets.Report a data error.