Status:

COMPLETED

Studying the Effects of Phentermine on Eating Behavior

Lead Sponsor:

New York State Psychiatric Institute

Collaborating Sponsors:

AstraZeneca

Conditions:

Obesity

Eligibility:

All Genders

18-60 years

Phase:

PHASE4

Brief Summary

The goal of this study is to determine whether one week of phentermine compared to placebo administration results in changes in food intake during a laboratory meal.

Detailed Description

This study aims to explore whether short-term measures of eating behavior can be related to later, longer-term weight loss. In a double-blind, randomized fashion, participants will be asked to take st...

Eligibility Criteria

Inclusion

  • BMI between 30-40kg/m2
  • Stable weight (+5 lbs) for a minimum of 3 months
  • Systolic Blood Pressure \<140mm Hg
  • Diastolic Blood Pressure \<90 mm Hg
  • Pulse \<95 beats per minute
  • English language proficiency

Exclusion

  • Previous unsuccessful trial of phentermine
  • Prior adverse reaction to phentermine
  • On any antidepressant medications,especially monoamine oxidase inhibitors(MAOI)
  • History of neurological disorder (e.g. dementia)
  • History of moderate or severe head injury
  • Current or past history of coronary artery disease
  • Current or past history of stroke or transient ischemic attack
  • Current or past history of heart arrhythmias
  • Current of past history of congestive heart failure
  • Current or past history of peripheral artery disease
  • Current or past history of liver disease
  • Current or past history of kidney disease
  • Uncontrolled diabetes mellitus (type I or II)
  • Narrow-angle glaucoma
  • Hypo- or hyper-thyroidism not adequately treated
  • On medications (prescribed or OTC) known to affect appetite (e.g. diet pills), weight, or metabolism
  • Current or past history (within the past 12 months) of major depression
  • Current or past history (past 12 months) of alcohol or drug abuse or dependence
  • Current or past history (lifetime) of amphetamine abuse or dependence
  • Known history of learning disorder or developmental disability
  • Current or past Attention Deficit Hyperactivity Disorder (ADHD)
  • Pregnancy, planning to become pregnant, or lactation within the previous 6 months
  • Waist circumference greater than 188cm
  • Indwelling metallic object (e.g., pacemaker,pump), non-removable metal jewelry, medicinal patch or recent metallic ink tattoo
  • Significant claustrophobia
  • Current or past history of anorexia nervosa,bulimia nervosa (within the past 12 months) or binge eating disorder (within the previous 6 months)

Key Trial Info

Start Date :

July 1 2012

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 1 2014

Estimated Enrollment :

13 Patients enrolled

Trial Details

Trial ID

NCT01886937

Start Date

July 1 2012

End Date

June 1 2014

Last Update

July 31 2017

Active Locations (1)

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1

The New York State Psychiatric Institute at Columbia University Medical Center

New York, New York, United States, 10032