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Recruiting Phase 4 NCT01501201

NCT01501201 Comparison of Gastric By-Pass and Optimized Medical Treatment in Obese Diabetic Patients

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Clinical Trial Summary
NCT ID NCT01501201
Status Recruiting
Phase Phase 4
Sponsor University Hospital, Lille
Condition Obesity
Study Type INTERVENTIONAL
Enrollment 490 participants
Start Date 2011-08-08
Primary Completion 2029-09

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 65 Years
Study Type INTERVENTIONAL
All Conditions
Interventions
Gastric By-Passoptimized medical management

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 4 studies follow an already-approved treatment in real-world conditions to monitor long-term safety and effectiveness.

This trial targets 490 participants in total. It began in 2011-08-08 with a primary completion date of 2029-09.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The objectives are to compare the results of the Gastric By-Pass (GBP) to that of optimized medical therapy in patients with obesity and poorly controlled type 2 diabetes in terms of mortality, weight loss, glycemic control, quality of life, cost, cost-effectiveness and cost utility of these two strategies.

Eligibility Criteria

Inclusion Criteria: * Type 2 diabetes mellitus with HbA1c \> 7.5 % * Body mass index \> 35 and \< 50 kg/m2 * Candidate for Gastric By-Pass * Treatment with GLP1 (glucagon-like peptide) analogue or insulin Exclusion Criteria: * Contraindication to bariatric surgery * Pregnancy * Affiliation of health care assurance * Psychiatric disorders

Contact & Investigator

Central Contact

Francois Pattou, Professor

✉ fpattou@iv-lille2.fr

📞 00 33 3 20 44 42 73

Principal Investigator

Francois Pattou, Professor

STUDY DIRECTOR

University Hospital of Lille

Frequently Asked Questions

Who can join the NCT01501201 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 65 Years, studying Obesity. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT01501201 trial and what does that mean for participants?

Phase 4 studies are conducted after a treatment has been approved. They monitor long-term safety and real-world effectiveness in a broader patient population.

Is NCT01501201 currently recruiting?

Yes, NCT01501201 is actively recruiting participants. Contact the research team at fpattou@iv-lille2.fr for enrollment information.

Where is the NCT01501201 trial being conducted?

This trial is being conducted at Lille, France, Angers, France, Bois-Guillaume, France, Boulogne-Billancourt, France and 6 additional locations.

Who is sponsoring the NCT01501201 clinical trial?

NCT01501201 is sponsored by University Hospital, Lille. The principal investigator is Francois Pattou, Professor at University Hospital of Lille. The trial plans to enroll 490 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology