Status:

NOT_YET_RECRUITING

This Randomized, Clinical Trial Evaluates the Efficacy of Oral Versus Sublingual Vitamin B12 Supplementation in Correcting Early-onset Vitamin B12 Deficiency in Adult Patients Using Proton Pump Inhibitors (PPIs). The Primary Outcome is the Change in Serum Vitamin B12 Levels Over a 6-week

Lead Sponsor:

Tanta University

Conditions:

Hypovitaminosis b 12

Eligibility:

All Genders

18+ years

Phase:

PHASE3

Brief Summary

This randomized, clinical trial evaluates the efficacy of oral versus sublingual vitamin B12 supplementation in correcting early-onset vitamin B12 deficiency in adult patients using proton pump inhibi...

Eligibility Criteria

Inclusion

  • Age 18-70.
  • PPI use for 1-6 months (new users).
  • Serum B12 between 150-300 pg/mL.
  • No known prior B12 supplementation.

Exclusion

  • History of long-term GI disease (e.g., Crohn's, celiac).
  • Previous gastrectomy/bariatric surgery.
  • Baseline anemia with hemoglobin \<9 g/dL.
  • Severe renal or liver failure.

Key Trial Info

Start Date :

December 30 2026

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 30 2029

Estimated Enrollment :

23 Patients enrolled

Trial Details

Trial ID

NCT06966856

Start Date

December 30 2026

End Date

December 30 2029

Last Update

May 13 2025

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