The effect of Gabapentin on the pain after obesity surgery

The effect of 100 mg preoperative Gabapentin on postoperative pain in morbid obese patients, candidates of laparoscopic gastric bypass referring to Rasool-e-Akram Hospital compared to placebo from 2013 to 2014

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT201405318588N19

Enrollment

Registered

2014-06-08

Start date

2013-04-21

Completion date

Unknown

Last updated

2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Morbid Obesity. Other obesity

Interventions

Intervention 1: Intervention group: 100mg Gabapentin po one hour before anesthesia induction. Intervention 2: Control group: 100mg placebo capsule po one hour before anesthesia induction.

Prevention

Intervention group: 100mg Gabapentin po one hour before anesthesia induction

Control group: 100mg placebo capsule po one hour before anesthesia induction

Eligibility

Sex/Gender

All

Age

16 Years to 65 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: BMI=35kg/m2 with underlying disease or BMI=40kg/m2; Candidates of laparoscopic gastric bypass; Age>18; ASA class II-I Exclusion criteria: ASA over class III; any underlying disease, including pulmonary-heart diseases, dizziness, recurrent headaches; drug or alcohol abuse; use of analgesic daily or 48 hours before surgery; Renal failure; hepatic dysfunction

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Pain. Timepoint: Immediately after surgery, 1 hour after surgery, 2 hour after surgery, 4 hour after surgery, 6 hour after surgery. Method of measurement: visual analog scale.	—

Secondary

Measure	Time frame
Dizziness. Timepoint: Immediately after surgery, 1 hour after surgery, 2 hour after surgery, 4 hour after surgery, 6 hour after surgery. Method of measurement: physical Examination.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactNasim Nikoobakht

Minimally Invasive Surgery Research Center

nnikobakht@yahoo.com+98 21 6655 5447

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026