deltatrials
Unknown NA INTERVENTIONAL 3-arm NCT02979132

Iron Long-Term Labelling Study Switzerland

Evaluation of the Validity of a Novel Isotope Dilution Method to Assess the Iron Status and Its Changes in Swiss Women

Sponsor: Prof. Michael B. Zimmermann

Updated 11 times since 2017 Last updated: Oct 8, 2018 Started: Sep 1, 2017 Primary completion: Jul 31, 2018 Completion: Mar 31, 2019
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Iron Absorption and is currently ongoing. Prof. Michael B. Zimmermann leads this study, which shows 11 recorded versions since 2017 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Jun 2017 · 5 months · monthly snapshotNot Yet Recruiting~Jun 2017 – ~Oct 2017 · 4 months · monthly snapshotNot Yet Recruiting~Oct 2017 – ~Dec 2017 · 2 months · monthly snapshotRecruiting~Dec 2017 – ~Jun 2018 · 6 months · monthly snapshotRecruiting~Jun 2018 – ~Nov 2018 · 5 months · monthly snapshotRecruiting~Nov 2018 – ~Nov 2020 · 24 months · monthly snapshotActive Not Recruiting~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshotUnknown Status~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotUnknown Status~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotUnknown~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotUnknown~Sep 2025 – present · 10 months · monthly snapshotUnknown

Change History

11 versions recorded
  1. Sep 2025 — Present [monthly]

    Unknown NA

  2. Sep 2024 — Sep 2025 [monthly]

    Unknown NA

  3. Jul 2024 — Sep 2024 [monthly]

    Unknown NA

    Status: Unknown StatusUnknown

  4. Jan 2021 — Jul 2024 [monthly]

    Unknown Status NA

  5. Nov 2020 — Jan 2021 [monthly]

    Unknown Status NA

    Status: Active Not RecruitingUnknown Status

Show 6 earlier versions
  1. Nov 2018 — Nov 2020 [monthly]

    Active Not Recruiting NA

    Status: RecruitingActive Not Recruiting

  2. Jun 2018 — Nov 2018 [monthly]

    Recruiting NA

  3. Dec 2017 — Jun 2018 [monthly]

    Recruiting NA

  4. Oct 2017 — Dec 2017 [monthly]

    Recruiting NA

    Status: Not Yet RecruitingRecruiting

  5. Jun 2017 — Oct 2017 [monthly]

    Not Yet Recruiting NA

  6. Jan 2017 — Jun 2017 [monthly]

    Not Yet Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Prof. Michael B. Zimmermann
Data source: Swiss Federal Institute of Technology

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

Study Locations