Trial Outcomes & Findings for Study of the Effect of the Drug Gabapentin on Postoperative Pain and Incidence of Postoperative Nausea and Vomiting (NCT NCT00886236)

NCT ID: NCT00886236

Last Updated: 2018-09-20

Results Overview

The amount of intraoperative and postoperative opioids used will be collected and analyzed for the three different arms.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

62 participants

Primary outcome timeframe

120 hours

Results posted on

2018-09-20

Participant Flow

Participant milestones

Participant milestones
Measure
1 Preoperative Gabapentin Liquid
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
2 Preoperative and Postoperative Gabapentin Liquid
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Gabapentin Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Gabapentin 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
3 Preoperative and Postoperative Placebo Liquid
Preoperative Placebo Liquid (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Placebo: Placebo 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
Overall Study
STARTED
20
21
21
Overall Study
COMPLETED
18
17
17
Overall Study
NOT COMPLETED
2
4
4

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Study of the Effect of the Drug Gabapentin on Postoperative Pain and Incidence of Postoperative Nausea and Vomiting

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
1 Preoperative Gabapentin Liquid
n=20 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
2 Preoperative and Postoperative Gabapentin Liquid
n=21 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Gabapentin Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Gabapentin 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
3 Preoperative and Postoperative Placebo Liquid
n=21 Participants
Preoperative Placebo Liquid (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Placebo: Placebo 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
Total
n=62 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Age, Categorical
Between 18 and 65 years
20 Participants
n=5 Participants
20 Participants
n=7 Participants
19 Participants
n=5 Participants
59 Participants
n=4 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
1 Participants
n=7 Participants
2 Participants
n=5 Participants
3 Participants
n=4 Participants
Age, Continuous
47 years
n=5 Participants
47 years
n=7 Participants
46 years
n=5 Participants
47 years
n=4 Participants
Sex: Female, Male
Female
17 Participants
n=5 Participants
16 Participants
n=7 Participants
18 Participants
n=5 Participants
51 Participants
n=4 Participants
Sex: Female, Male
Male
3 Participants
n=5 Participants
5 Participants
n=7 Participants
3 Participants
n=5 Participants
11 Participants
n=4 Participants
Region of Enrollment
United States
20 participants
n=5 Participants
21 participants
n=7 Participants
21 participants
n=5 Participants
62 participants
n=4 Participants

PRIMARY outcome

Timeframe: 120 hours

The amount of intraoperative and postoperative opioids used will be collected and analyzed for the three different arms.

Outcome measures

Outcome measures
Measure
1 Preoperative Gabapentin Liquid
n=20 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
2 Preoperative and Postoperative Gabapentin Liquid
n=21 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Gabapentin Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Gabapentin 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
3 Preoperative and Postoperative Placebo Liquid
n=21 Participants
Preoperative Placebo Liquid (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Placebo: Placebo 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
Evaluate the Amount of Diluadid Given Postoperatively
11.035 ml
Interval 0.4 to 28.7
8.7 ml
Interval 1.0 to 30.6
12.4 ml
Interval 0.9 to 30.6

PRIMARY outcome

Timeframe: 120 hours

Outcome measures

Outcome measures
Measure
1 Preoperative Gabapentin Liquid
n=20 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
2 Preoperative and Postoperative Gabapentin Liquid
n=21 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Gabapentin Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Gabapentin 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
3 Preoperative and Postoperative Placebo Liquid
n=21 Participants
Preoperative Placebo Liquid (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Placebo: Placebo 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
Number of Participants Who Experience Incidence of Postoperative Nausea.
12 Participants
11 Participants
12 Participants

SECONDARY outcome

Timeframe: 48 hours

Outcome measures

Outcome measures
Measure
1 Preoperative Gabapentin Liquid
n=20 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
2 Preoperative and Postoperative Gabapentin Liquid
n=21 Participants
Preoperative Gabapentin Elixir (1200 mg) AND Postoperative Gabapentin Elixir (300 mg x 6 doses) Gabapentin: Gabapentin 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Gabapentin 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
3 Preoperative and Postoperative Placebo Liquid
n=21 Participants
Preoperative Placebo Liquid (1200 mg) AND Postoperative Placebo Elixir (300 mg x 6 doses) Placebo: Placebo 1200 mg (24 cc) by mouth 1 hour prior to surgery AND Placebo 300 mg (6cc) by mouth x 6 doses after surgery (0800PM the evening of surgery, 0800AM postoperative day 1, 0200PM postoperative day 1, 0800PM postoperative day 1, 0800AM postoperative day 2, 1200PM postoperative day 2)
Evaluate Incidence of Respiratory Depression as Evidenced by Pulse Oximetry Data
93 % oxygen saturation
Interval 69.0 to 97.0
94 % oxygen saturation
Interval 88.0 to 100.0
95 % oxygen saturation
Interval 88.0 to 98.0

Adverse Events

1 Preoperative Gabapentin Liquid

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

2 Preoperative and Postoperative Gabapentin Liquid

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

3 Preoperative and Postoperative Placebo Liquid

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Larry Field

Medical University of South Carolina

Phone: 843-876-5744

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place