Completed PHASE4 INTERVENTIONAL 2-arm NCT01832129

Vitamin B12 Acceptance and Biomarker Response Study

Acceptance and Biomarker Response With Oral vs. Intramuscular Supplementation of Vitamin B12 in Primary Care

Sponsor: Aarelab AG

Interventions Oral administration of vitamin B12 i.m. injection of vitamin B12

Updated 5 times since 2017 Last updated: Jun 12, 2016 Started: May 31, 2013 Primary completion: Dec 31, 2015 Completion: Dec 31, 2015

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01832129, this PHASE4 trial focuses on Vitamin B 12 Deficiency and remains completed. Sponsored by Aarelab AG, it has been updated 5 times since 2013, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

5 versions recorded

Sep 2024 — Present [monthly]

Completed PHASE4
Jul 2024 — Sep 2024 [monthly]

Completed PHASE4
Jan 2021 — Jul 2024 [monthly]

Completed PHASE4
Jun 2018 — Jan 2021 [monthly]

Completed PHASE4
Jan 2017 — Jun 2018 [monthly]

Completed PHASE4

First recorded

May 2013

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Aarelab AG
University Hospital, Basel, Switzerland
University of Basel

Data source: University Hospital, Basel, Switzerland

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

Study Locations

• Basel, Switzerland