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Nausea and Vomiting, PostoperativePhase 1NCT01301404

10% Carbohydrate Drink for Preventing Post-operative Nausea and Vomiting (PONV) After Spinal Morphine

A Phase 1 study testing 10% carbohydrate drink in people with Nausea and Vomiting, Postoperative, run by Mahidol University at 1 site in Thailand.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

PONV after intrathecal morphine, occurs up to 30-40 percent. The patients having TKR normally are female, obese and non-smoker which are risk factors for PONV. Recently, a multimodal approach, combining several means to minimize PONV, has found wide acceptance as a standard of care. Read more about this study

Who is it for?
Ages 50 to 85 years
Conditions the study is for
Nausea and Vomiting, Postoperative
What is being tested?
10% carbohydrate drink
Could I receive a placebo?
No, everyone receives an active treatment
How many people
120 participants
Where
1 siteThailand
Study dates
Feb 2011to Jun 2012
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 50 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients are under going unilateral TKR, with ASA I-III who scheduled started in the morning list (before noon)

Who cannot join

  • Diabetes
  • History of motion sickness
  • Chronic kidney disease (CKD, creatinine > 2 mg/dl)
  • Hiatus hernia or gastro esophageal reflux
  • Patients receiving drugs that might affect GI motility such as opioids

Trial locations and contacts

1 site in 1 country.

Thailand1 site
  • Siriraj Hospital

    Bangkok, 10700

Other trials in Thailand

About this study

Official title: Oral Rehydration Therapy With 10% Carbohydrate Drink for Preventing Postoperative Nausea and Vomiting (PONV) After Low Dose of Spinal Morphine in Patients Undergoing Total Knee Replacement

PONV after intrathecal morphine, occurs up to 30-40 percent. The patients having TKR normally are female, obese and non-smoker which are risk factors for PONV. Recently, a multimodal approach, combining several means to minimize PONV, has found wide acceptance as a standard of care. In our hospital, most of the patients are supposed to fast after midnight The oral rehydration therapy reduce patients thirst and increase his satisfaction, but whether or not this method can reduce the incidence of PONV after low dose (0.2 mg) intrathecal morphine is not investigated yet. The aim of this study is to investigate the effect of preoperative oral rehydration therapy on the incidence of PONV.

Read the detailed description

We enroll patients who are undergoing TKR under spinal anesthesia with 0.5% heavy bupivacaine 10-15 mg (2.0-3.0 ml)+ intrathecal morphine 0.2 mg+ femoral nerve block with 0.25% bupivacaine 20 ml.

The enrolled patients will fast after midnight and in the morning they are allowed to drink 10% carbohydrate drink or not to drink (according to their randomization). 400 ml of 10% carbohydrate drink is drunk between evening and midnight and extra water if needed in the study group. In the control group, the patients are allowed to drink until midnight. Total of water consumption between 18.00-24.00 will be recorded in both groups. In the morning, the study group will drink another 400 ml of 10% carbohydrate drink between 6 - 7 am. The premedications should not include sedation or GI mobility drugs. Before starting anesthesia, the patients will be asked some questions about thirsty, hungry, anxiety and nausea and weigh their feeling from 0-10.

The surgery and pain therapy will be tha same in both groups and the PONV (incidence, severity and rescue therapy) at recovery room and 24 hours postoperative period will be recorded.

Being tested
10% carbohydrate drink
Keywords
Postoperative nausea and vomiting (PONV), Spinal morphine, Total knee replacement (TKR), blood sugar, carbohydrate drink
Medical subject headings
Postoperative Nausea and Vomiting

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • 10% carbohydrate drinkDietary supplement

    Also called Green mate (orange favor)

    In the study group, 10% carbohydrate drink 400 ml will be given between 18-24 hr the night before surgery and another 400 ml will be drunk at 6-7 hr in the morning of surgery.

Study groups in NCT01301404
Study groupRoleWhat they receive
controlNo interventionpatient receive nothing
carbohydrate drinkExperimental10%carbohydrate drink
Receives: Dietary Supplement: 10% carbohydrate drink

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The incidence of postoperative nausea and vomiting after TKR

    Compare the incidence, severity and rescue therapy of PONV in control (fast)group a group and the study (carbohydrate drink) group

    Measured: 24 hours

Secondary outcomes (1)
  1. Incidence of hyperglycemia during perioperative period

    Regarding to the perioperative stress and carbohydrate drinking, we also measure blood sugar before and postoperation and compare their values between groups

    Measured: 24 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 Feb 2011 (estimated)
  2. Study startFeb 2011
  3. Primary completionJun 2012
  4. Study completionJun 2012

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
120 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01301404
Sponsor's protocol ID
763/2553(EC2)
Status last verified
Jun 2012
First submitted
20 Feb 2011
Last updated
19 Jul 2013
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing 10% carbohydrate drink in people with Nausea and Vomiting, Postoperative, run by Mahidol University at 1 site in Thailand.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Jul 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Thailand. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The incidence of postoperative nausea and vomiting after TKR (time frame: 24 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Jul 2013.

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