deltatrials
Active Not Recruiting PHASE2/PHASE3 INTERVENTIONAL 2-arm NCT03326791

Aspirin in Colorectal Cancer Liver Metastases (ASAC)

Acetylsalicylic Acid as Secondary Prevention in Colorectal Cancer

Sponsor: Klinbeforsk

Conditions Colorectal Cancer Colorectal Cancer Liver Metastases Liver Metastases
Interventions Acetylsalicylic acid Placebo Oral Tablet
Updated 15 times since 2017 Last updated: Jul 28, 2025 Started: Dec 15, 2017 Primary completion: Feb 1, 2022 Completion: Jun 30, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE2/PHASE3 clinical study on Colorectal Cancer and Colorectal Cancer Liver Metastases, this trial is ongoing. The trial is conducted by Klinbeforsk and has accumulated 15 data snapshots since 2017. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.

Status Flow

~Nov 2017 – ~Jan 2018 · 2 months · monthly snapshot~Jan 2018 – ~Feb 2018 · 31 days · monthly snapshot~Feb 2018 – ~Jun 2018 · 4 months · monthly snapshot~Jun 2018 – ~Feb 2019 · 8 months · monthly snapshot~Feb 2019 – ~Mar 2019 · 28 days · monthly snapshot~Mar 2019 – ~Apr 2020 · 13 months · monthly snapshot~Apr 2020 – ~Jan 2021 · 9 months · monthly snapshot~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshot~Sep 2021 – ~May 2022 · 8 months · monthly snapshot~May 2022 – ~Nov 2022 · 6 months · monthly snapshot~Nov 2022 – ~Jan 2024 · 14 months · monthly snapshot~Jan 2024 – ~Jul 2024 · 6 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Aug 2025 · 11 months · monthly snapshot~Aug 2025 – present · 11 months · monthly snapshot

Change History

15 versions recorded

  1. Aug 2025 — Present [monthly]

    Active Not Recruiting PHASE2/PHASE3

  2. Sep 2024 — Aug 2025 [monthly]

    Active Not Recruiting PHASE2/PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting PHASE2/PHASE3

    Phase: PHASE2_PHASE3 → PHASE2/PHASE3

  4. Jan 2024 — Jul 2024 [monthly]

    Active Not Recruiting PHASE2_PHASE3

  5. Nov 2022 — Jan 2024 [monthly]

    Active Not Recruiting PHASE2_PHASE3

    Status: Recruiting → Active Not Recruiting

▶ Show 10 earlier versions

  1. May 2022 — Nov 2022 [monthly]

    Recruiting PHASE2_PHASE3

  2. Sep 2021 — May 2022 [monthly]

    Recruiting PHASE2_PHASE3

  3. Jan 2021 — Sep 2021 [monthly]

    Recruiting PHASE2_PHASE3

  4. Apr 2020 — Jan 2021 [monthly]

    Recruiting PHASE2_PHASE3

  5. Mar 2019 — Apr 2020 [monthly]

    Recruiting PHASE2_PHASE3

    Phase: PHASE2 → PHASE2_PHASE3

  6. Feb 2019 — Mar 2019 [monthly]

    Recruiting PHASE2

  7. Jun 2018 — Feb 2019 [monthly]

    Recruiting PHASE2

  8. Feb 2018 — Jun 2018 [monthly]

    Recruiting PHASE2

  9. Jan 2018 — Feb 2018 [monthly]

    Recruiting PHASE2

    Status: Not Yet Recruiting → Recruiting

  10. Nov 2017 — Jan 2018 [monthly]

    Not Yet Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Klinbeforsk
  • Norwegian Cancer Society
  • Oslo University Hospital
  • The Research Council of Norway
Data source: Oslo University Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Aarhus, Denmark , Bergen, Norway , Copenhagen, Denmark , Gothenburg, Sweden , Linköping, Sweden , Lund, Sweden , Odense, Denmark , Oslo, Norway , Stavanger, Norway , Stockholm, Sweden and 4 more locations