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Ketamine in Bariatric Surgery

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT01724983
Recruitment Status : Unknown
Verified November 2012 by University of Padova.
Recruitment status was:  Active, not recruiting
First Posted : November 12, 2012
Last Update Posted : November 12, 2012
Information provided by (Responsible Party):
University of Padova

Brief Summary:
Ketamine may improve recovery from bariatric surgery.

Condition or disease Intervention/treatment Phase
Morbid Obesity Drug: ketamine Drug: fentanyl Phase 3

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Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 90 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Effects of Ketamine on Recovery From Bariatric Surgery
Study Start Date : June 2012
Estimated Primary Completion Date : June 2014
Estimated Study Completion Date : June 2014

Resource links provided by the National Library of Medicine

Arm Intervention/treatment
Experimental: ketamine
patients will receive ketamine at induction
Drug: ketamine
Active Comparator: fentanyl
patients will receive fentanyl at induction
Drug: fentanyl

Primary Outcome Measures :
  1. pain level [ Time Frame: postoperatively, up to 3 months ]
  2. mood level [ Time Frame: postoperatively, up to 3 months ]

Secondary Outcome Measures :
  1. total dosages of analgesic and muscle relaxant drugs [ Time Frame: postoperatively, up to 3 months ]
  2. postanesthetic recovery [ Time Frame: postoperatively, up to 24 hours ]
  3. satisfaction of the patient and of the surgeon [ Time Frame: day 1 ]
  4. pulse oximetry saturation [ Time Frame: postoperatively, up to 24 hours ]
  5. lung volumes [ Time Frame: postoperatively, up to 48 hours from end of surgery ]
  6. antihemetic drug dosage [ Time Frame: postoperatively, up to 24 hours ]
  7. vasoactive drugs [ Time Frame: intraoperatively and up to 24 hours from surgery end ]

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years to 65 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • age > 18
  • obesity (Body Mass Index > 30)
  • ASA classificazion < 4
  • candidate to bariatric surgery

Exclusion Criteria:

  • known or presumed pregnancy
  • previous surgery on the airway, esophagus or stomach
  • uncontrolled psychiatric symptomatology

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT01724983

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Azienda Ospedaliera
Padova, PD, Italy, 35121
Sponsors and Collaborators
University of Padova
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Principal Investigator: Ulderico Freo, MD University of Padova
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Responsible Party: University of Padova Identifier: NCT01724983    
Other Study ID Numbers: KET2271
First Posted: November 12, 2012    Key Record Dates
Last Update Posted: November 12, 2012
Last Verified: November 2012
Keywords provided by University of Padova:
Additional relevant MeSH terms:
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Obesity, Morbid
Nutrition Disorders
Body Weight
Sensory System Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Anesthetics, Dissociative
Anesthetics, Intravenous
Anesthetics, General
Central Nervous System Depressants
Excitatory Amino Acid Antagonists
Excitatory Amino Acid Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Analgesics, Opioid
Adjuvants, Anesthesia