deltatrials
Recruiting NA INTERVENTIONAL 2-arm NCT04462042

Proton Versus Photon Therapy in Anal Squamous Cell Carcinoma (SWANCA)

Proton Versus Photon Therapy in Anal Squamous Cell Carcinoma - Swedish Anal Carcinoma Study

Sponsor: Region Västerbotten

Conditions Anal Cancer Squamous Cell
Interventions Photon radiotherapy Proton radiotherapy
Updated 11 times since 2020 Last updated: Mar 28, 2025 Started: Apr 7, 2021 Primary completion: Apr 1, 2026 Completion: Mar 28, 2031
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A NA clinical study on Anal Cancer Squamous Cell, this trial is actively recruiting participants. The trial is conducted by Region Västerbotten and has accumulated 11 data snapshots since 2021. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.

Status Flow

~Aug 2020 – ~Nov 2020 · 3 months · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~May 2021 · 4 months · monthly snapshot~May 2021 – ~Oct 2021 · 5 months · monthly snapshot~Oct 2021 – ~Apr 2022 · 6 months · monthly snapshotRecruiting~Apr 2022 – ~Jan 2024 · 21 months · monthly snapshotRecruiting~Jan 2024 – ~Jul 2024 · 6 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~May 2025 · 8 months · monthly snapshotRecruiting~May 2025 – ~Sep 2025 · 4 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshotRecruiting

Change History

11 versions recorded

  1. Sep 2025 — Present [monthly]

    Recruiting NA

  2. May 2025 — Sep 2025 [monthly]

    Recruiting NA

  3. Sep 2024 — May 2025 [monthly]

    Recruiting NA

  4. Jul 2024 — Sep 2024 [monthly]

    Recruiting NA

  5. Jan 2024 — Jul 2024 [monthly]

    Recruiting NA

▶ Show 6 earlier versions

  1. Apr 2022 — Jan 2024 [monthly]

    Recruiting NA

  2. Oct 2021 — Apr 2022 [monthly]

    Recruiting NA

  3. May 2021 — Oct 2021 [monthly]

    Recruiting NA

    Status: Not Yet Recruiting → Recruiting

  4. Jan 2021 — May 2021 [monthly]

    Not Yet Recruiting NA

  5. Nov 2020 — Jan 2021 [monthly]

    Not Yet Recruiting NA

  6. Aug 2020 — Nov 2020 [monthly]

    Not Yet Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Region Västerbotten
  • Umeå University
  • Uppsala County Council, Sweden
Data source: Umeå University

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

Study Locations