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Pain, PostoperativePhase 4NCT00236223

The Effect of Gabapentin, Ketamine and Dexamethasone on Pain and Opioid Requirements After Hip Surgery

A Phase 4 study testing Gabapentin + dexamethasone + ketamine in people with Pain, Postoperative, run by Glostrup University Hospital, Copenhagen at 2 sites in Denmark.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Patients scheduled for primary hip replacement needs postoperative pain treatment, i.e. morphine. Morphine has side-effects: nausea, vomiting, sedation and dizziness. These side-effects are unpleasant for the patients and sometimes keeps them at bed longer time than needed. Read more about this study

Who is it for?
Ages 55 to 85 years
Conditions the study is for
Pain, Postoperative
What is being tested?
Gabapentin + dexamethasone + ketamine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
48 participants
Where
2 sitesDenmark
Study dates
Oct 2005to May 2008
Phase
Phase 4
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 55 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients scheduled for primary total hip replacement,
  • Between 55 and 85 years of age,
  • ASA 1-3 and BMI between 18 and 35.

Who cannot join

  • Patients who are:
  • Unable to cooperate
  • Does not speak Danish
  • Has allergy for drugs used in the trial
  • Drug or alcohol abuse
  • Epilepsy
Show all 12Show fewer
  • Medically treated diabetes
  • Known kidney disease
  • Daily use of analgetics
  • Apart from NSAID
  • Paracetamol or COX2 inhibitors
  • Are treated with a antidepressive.

Trial locations and contacts

2 sites in 1 country.

Denmark2 sites
  • Operations og Anæstesiologisk afd. Y, KAS Glostrup

    Glostrup Municipality, 2600

  • Anæstesiafdelingen, Herning Centralsygehus

    Herning, 7400

Other trials in Denmark

About this study

Official title: The Effect of Gabapentin, Low Dose Ketamine, Paracetamol, NSAID and Dexamethasone on Pain and Opioid Requirements in Patients Scheduled for Primary Total Hip Replacement

Patients scheduled for primary hip replacement needs postoperative pain treatment, i.e. morphine. Morphine has side-effects: nausea, vomiting, sedation and dizziness. These side-effects are unpleasant for the patients and sometimes keeps them at bed longer time than needed. We investigate in new combinations of analgesics for postoperative pain, hoping to minimize the need for morphine.

Read the detailed description

The effect on postoperative pain of the combination of preoperative gabapentin 1200 mg + dexamethasone 8 mg + ketamine 0.15mg/kg versus placebo is investigated on patients having a hip alloplastic operation.

Being tested
Gabapentin + dexamethasone + ketamine, Placebo
Keywords
Primary hip replacement, Gabapentin, Dexamethasone, Ketamine, Multimodal postoperative analgesia.
Medical subject headings
Pain, Postoperative

What participants receive

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

  • Gabapentin + dexamethasone + ketamineDrug

    Also called Anti-hyperalgesics, Postoperative pain

    Comparing analgesic effect of gabapentin 1200 mg + dexamethasone 8 mg + ketamine 0.15 mg/kg

  • PlaceboDrug

    Matching placebo

Study groups in NCT00236223
Study groupRoleWhat they receive
1ExperimentalNot described
Receives: Drug: Gabapentin + dexamethasone + ketamine
2Placebo comparatorNot described
Receives: Drug: Placebo

What is being measured

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

  1. The total amount of morphine needed postoperatively from 0-4h; and 0-24h, administered by a patient controlled pain treatment.(PCA)

    Measured: 0-24h

Secondary outcomes (6)
  1. Pain score (VAS)= at rest and at mobilisation.

    Measured: 0-24h

  2. Postoperative Nausea and vomiting.

    Measured: 0-24h

  3. Dizziness

    Measured: 0-24h

  4. Sedation

    Measured: 0-24h

  5. Nightmare and hallucinations.

    Measured: 0-24h

  6. All measurements are taken at 2,4 and 24 h postoperatively.

    Measured: 0-24h

Timeline

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

  1. First posted12 Oct 2005 (estimated)
  2. Study startOct 2005
  3. Primary completionApr 2008
  4. Study completionMay 2008

Why it stopped: Structural changes that stopped the type of operations used in the study

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 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
48 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00236223
Sponsor's protocol ID
SM2-05
Status last verified
May 2008
First submitted
7 Oct 2005
Last updated
15 May 2008
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Gabapentin + dexamethasone + ketamine in people with Pain, Postoperative, run by Glostrup University Hospital, Copenhagen at 2 sites in Denmark.

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 3 inclusion and 12 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: stopped early, as of the sponsor's last update on 15 May 2008. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Denmark. 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. Some participants in this study may receive a placebo. 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 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

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 was stopped early (reason given: Structural changes that stopped the type of operations used in the study). Results are not available in the source record.

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 total amount of morphine needed postoperatively from 0-4h; and 0-24h, administered by a patient controlled pain treatment.(PCA) (time frame: 0-24h). 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 15 May 2008.

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