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CYP3A4 Metabolism Before and After Surgery Induced Weight Loss Using Midazolam as Model Drug (MEMO)

Primary Purpose

Morbid Obesity

Status
Completed
Phase
Phase 4
Locations
Netherlands
Study Type
Interventional
Intervention
Midazolam
Sponsored by
St. Antonius Hospital
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional trial for Morbid Obesity

Eligibility Criteria

18 Years - 60 Years (Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • BMI>40
  • undergoing bariatric surgery

Exclusion Criteria:

  • use of drug inducing or inhibiting CYP3A4 activity
  • pregnancy, breastfeeding
  • renl insufficiency

Sites / Locations

  • St Antonius Hospital

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

Morbidly obese patients

Arm Description

Outcomes

Primary Outcome Measures

Difference in midazolam clearance in morbidly obese patients before and 0.5-2 years after surgery

Secondary Outcome Measures

Full Information

First Posted
January 4, 2012
Last Updated
April 3, 2019
Sponsor
St. Antonius Hospital
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1. Study Identification

Unique Protocol Identification Number
NCT01519726
Brief Title
CYP3A4 Metabolism Before and After Surgery Induced Weight Loss Using Midazolam as Model Drug
Acronym
MEMO
Official Title
CYP3A4 Metabolism Before and After Surgery Induced Weight Loss in Morbidly Obese Patients Using Midazolam as a Model Drug
Study Type
Interventional

2. Study Status

Record Verification Date
April 2019
Overall Recruitment Status
Completed
Study Start Date
December 2011 (undefined)
Primary Completion Date
December 2013 (Actual)
Study Completion Date
December 2013 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Principal Investigator
Name of the Sponsor
St. Antonius Hospital

4. Oversight

5. Study Description

Brief Summary
Before and during bariatric surgery patients are given oral and i.v. midazolam, respectively and blood samples are drawn to establish midazolam time-concentration profiles. After 0.5-2 years, and substantial weight loss, oral and i.v. midazolam are administered once more and blood samples are taken again.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Morbid Obesity

7. Study Design

Study Phase
Phase 4
Enrollment
20 (Anticipated)

8. Arms, Groups, and Interventions

Arm Title
Morbidly obese patients
Arm Type
Experimental
Intervention Type
Drug
Intervention Name(s)
Midazolam
Primary Outcome Measure Information:
Title
Difference in midazolam clearance in morbidly obese patients before and 0.5-2 years after surgery
Time Frame
0.5-2 years

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
60 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: BMI>40 undergoing bariatric surgery Exclusion Criteria: use of drug inducing or inhibiting CYP3A4 activity pregnancy, breastfeeding renl insufficiency
Facility Information:
Facility Name
St Antonius Hospital
City
Nieuwegein
Country
Netherlands

12. IPD Sharing Statement

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CYP3A4 Metabolism Before and After Surgery Induced Weight Loss Using Midazolam as Model Drug

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