Status:

RECRUITING

Metabolic Effects of Endogenous Bile Acids After Gastric Bypass Surgery

Lead Sponsor:

Hvidovre University Hospital

Conditions:

Bariatric Surgery Candidate

Bile Acid, Elevated Serum

Eligibility:

All Genders

18+ years

Phase:

EARLY_PHASE1

Brief Summary

Non-randomized, open-label, parallel-group clinical study evaluating the effects of endogenous bile acids on changes in plasma fibroblast growth factor-19 (FGF-19) and glucose metabolism by extended d...

Detailed Description

The study design consists of 4 study visits, two performed before (V1 at day -7 and V2 at day 0 relative to initiation colesevelam treatment) and two after approximately 8 weeks of colesevelam treatme...

Eligibility Criteria

Inclusion

  • Intervention group
  • RYGB-operated ≥ 18 months prior to inclusion
  • History of diabetes prior to RYGB (HbA1c ≥48 mmol/mol or use of antidiabetic medication)
  • HbA1c \<58 mmol/mol on no antidiabetic medication or metformin alone
  • Weight change \< ±3 kg for \>3 months at time of inclusion
  • Control group A
  • No history of diabetes
  • HbA1c \<48 mmol/mol at time of inclusion
  • Fasting plasma glucose \< 7.0 mmol/L at time of inclusion
  • Weight change \< ±3 kg for \>3 months at time of inclusion Control group B
  • Type 2 diabetes (HbA1c ≥48 mmol/mol or use of antidiabetic medication at time of inclusion)
  • Weight change \< ±3 kg for \>3 months at time of inclusion

Exclusion

  • Pregnancy or breastfeeding
  • Haemoglobin \< 6.5 mmol/L at time of inclusion
  • Fasting plasma glucose \> 10.0 mmol/L at time of inclusion
  • Prior cholecystectomy
  • Chronic or tendency to diarrhoea

Key Trial Info

Start Date :

May 2 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2028

Estimated Enrollment :

18 Patients enrolled

Trial Details

Trial ID

NCT06925997

Start Date

May 2 2024

End Date

December 1 2028

Last Update

April 13 2025

Active Locations (1)

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1

Department of Medicine, Copenhagen University Hospital - Amager and Hvidovre

Hvidovre, Denmark, 2650