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PainNCT00293969

A Trial Comparing Different Dosing Regimens of Morphine in Patients With Moderate to Severe Pain

A study testing Morphine 0.1mg/kg versus morphine 0.15 mg/kg in people with Pain, run by Montefiore Medical Center at 1 site in United States.

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

RESEARCH QUESTION: In adult ED patients in whom the attending ED physician has decided to administer intravenous opiates, what is the difference in pain relief at 60 minutes in patients who are randomized to receive either weight-based IV morphine 0.1mg/kg or weight-based IV morphine 0.15 mg/kg? HYPOTHESIS: In adult… Read more about this study

Who is it for?
Ages 21 to 65 years
Conditions the study is for
Pain
What is being tested?
Morphine 0.1mg/kg versus morphine 0.15 mg/kg
How many people
280 participants
Where
1 siteUnited States
Study dates
Mar 2005to Jan 2006
Phase
Interventional
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 21 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients 21 to 65 years of age presenting to the ED with pain of less than or equal to 7 days duration and deemed by the ED attending to require opioid analgesia are eligible for inclusion.

Who cannot join

  • Inability or unwillingness to provide informed consent, methadone use, use of other opioids or tramadol within 7 days, prior adverse reaction to morphine, chronic pain syndrome, alcohol intoxication, pregnancy or breast-feeding, systolic blood pressure <90 mm Hg, use of MAO inhibitors, and weight greater than 100 kg.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Montefiore Medical Center Emergency Department

    The Bronx, New York, 10467

Other trials in United States

About this study

Official title: A Randomized Clinical Trial Comparing Different Dosing Regimens of Intravenous Morphine in the Treatment of Adult Patients Presenting to the Emergency Department With Moderate to Severe Pain

RESEARCH QUESTION: In adult ED patients in whom the attending ED physician has decided to administer intravenous opiates, what is the difference in pain relief at 60 minutes in patients who are randomized to receive either weight-based IV morphine 0.1mg/kg or weight-based IV morphine 0.15 mg/kg?

HYPOTHESIS: In adult ED patients who receive IV morphine at a dose of 0.15/mg, more patients will report moderate to complete pain relief than patients receiving a dose of 0.1 mg/kg.

SIGNIFICANCE: If it is shown that morphine 0.15 mg/kg gives better pain relief to patients with comparable side effects when compared with morphine at a dose of 0.1 mg/kg, then we may be able to provide evidence to suggest that the higher dose should be used for adult ED patients under the age of 66 presenting with acute pain.

Read the detailed description

RESEARCH QUESTION: In adult ED patients in whom the attending ED physician has decided to administer intravenous opiates, what is the between-group difference in before-after improvement in pain relief at 60 minutes in patients who are randomized to receive either weight-based IV morphine 0.1mg/kg or weight-based IV morphine 0.15 mg/kg?

HYPOTHESIS: In adult ED patients who receive IV morphine at a dose of 0.15/mg, more patients will report moderate to complete pain relief than patients receiving a dose of 0.1 mg/kg.

SIGNIFICANCE: If it is shown that morphine 0.15 mg/kg gives better pain relief to patients with comparable side effects when compared with morphine at a dose of 0.1 mg/kg, then we may be able to provide evidence to suggest that the higher dose should be used for adult ED patients under the age of 66 presenting with acute pain.

METHODS/DESIGN: Prospective, double blind, randomized clinical trial. Adult ED patients between the ages of 18 and 65 years of age in whom the attending ED physician has decided to administer parenteral opiates, will be randomized to receive either 0.1 mg/kg IV morphine (maximum dose of 10 mg) or 0.15mg/kg IV morphine (maximum dose of 15 mg). An on-line random plan generator (http://www.randomization.com) will be used to generate an allocation schedule. The allocation schedule will be fully documented with the reference citation of the pseudo-random number generator, the seed used to start the generation process, the number of treatments (2), the allocation ratio (1:1), the size and number of blocks, and a copy of the assignment list. The allocation schedule will be given to the Montefiore Department of Pharmacy where it will be used to determine the content of consecutively numbered vials with either the study doses of morphine. The Pharmacy Department will prepare and handle the vials in accordance with known stability data and labeled with expiration dates. They will provide the study with labeled packages containing the numbered vial, a label with the vial number to be attached to the patient's data collection instrument, an opaque envelope with the assignment group identified (to be used in the event of a clinical emergency that requires immediate determination of what the patient received) and a weight based dosing schedule for morphine. All patients will receive a bolus of morphine 0.1mg/kg at time 0. At 30 minutes, patients will receive the study drug which will contain either an additional 0.05mg/kg of morphine or placebo. After the initial morphine bolus and study drug, patients will have received either morphine 0.1 mg/kg (maximum of 10 mg) or 0.15 mg/kg (maximum of 15mg).

Conditions
Pain
Being tested
Morphine 0.1mg/kg versus morphine 0.15 mg/kg
Keywords
Pain, Morphine
Medical subject headings
Pain

What participants receive

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

  • Morphine 0.1mg/kg versus morphine 0.15 mg/kgDrug

What is being measured

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

  1. The between-group difference in mean before-after difference in pain score at baseline and 60 minutes in patients randomized to receive either 0.10 mg/kg or 0.15 mg/kg morphine

Secondary outcomes (6)
  1. Between-group comparison of mean change in pain score from 30 min to 60 min

  2. Comparison of between-group differences in pain relief scores

  3. Patient satisfaction score

  4. Adverse events at 30 and 60 minutes

  5. Number of additional boluses of analgesics needed within 60 minutes for the two groups.

  6. NRS pain score percent reduction at 60 min calculated as NRS pain score reduction from baseline to 60 min divided by baseline NRS score

Timeline

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

  1. First posted20 Feb 2006 (estimated)
  2. Study startMar 2005
  3. Study completionJan 2006

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 N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Enrolment
280 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00293969
Sponsor's protocol ID
04-12-360
Status last verified
Jan 2006
First submitted
17 Feb 2006
Last updated
20 Feb 2006
Results posted
No

Questions about this trial

What is this clinical trial studying?

A study testing Morphine 0.1mg/kg versus morphine 0.15 mg/kg in people with Pain, run by Montefiore Medical Center at 1 site in United States.

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 1 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 20 Feb 2006. 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 United States. 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.

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 between-group difference in mean before-after difference in pain score at baseline and 60 minutes in patients randomized to receive either 0.10 mg/kg or 0.15 mg/kg morphine. 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 20 Feb 2006.

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