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GastroparesisPhase 2NCT01117376

Methylnaltrexone vs Erythromycin for Facilitating Gastric Emptying Time in Critically Ill Patients

A Phase 2 study testing Erythromycin and Methylnaltrexone in people with Gastroparesis, run by Shiraz University of Medical Sciences at 1 site in Iran.

Terminated

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

Official record
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Trial summary

42 patients admitted in ICU with intolerance to enteral feeding (GRV more than 250 ml) are recruited. All patients enter a primary acetaminophen absorption test study as baseline. Read more about this study

Who is it for?
Ages 18 to 70 years
Conditions the study is for
Gastroparesis
What is being tested?
Erythromycin and Methylnaltrexone
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
42 participants
Where
1 siteIran
Study dates
May 2010to Aug 2011
Phase
Phase 2
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 18 to 70 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients admitted in intensive care unit in a university affiliated hospital
  • Receiving continuous enteral feeding through a nasogastric tube
  • Gastric residual volume more than 250 ml checked by aspiration technique

Who cannot join

  • Receiving the study drugs or metoclopramide within 24 hours of inclusion
  • Known allergy to interventional drugs or acetaminophen
  • Gastrointestinal bleeding or surgery on GI system within 24 hours of inclusion
  • Crohn's disease
  • GI perforation or obstruction
  • Short bowel syndrome
Show all 19Show fewer
  • Liver failure or 2 of the followings:
  • Transaminase enzymes more than 3 times normal
  • Prothrombin time more than 2 times normal
  • Total bilirubin more than 3 times normal
  • Patients on hemodialysis or CRRT
  • Hemodynamically unstable patients including:
  • Mean arterial pressure less than 65 mmHg
  • Infusion of inotropes and vasopressors
  • Uncorrected acute blood loss; hemoglobin concentration less than 6.5 mg%.
  • Documented or suspected pregnancy
  • Obesity; actual body weight more than 1.5 times ideal body weight
  • Myasthenia Gravis.
  • Opioid drug abuse

Trial locations and contacts

1 site in 1 country.

Iran1 site
  • Nemazee Hospital

    Shiraz, Fars, 71937-11351

Other trials in Iran

About this study

Official title: Methylnaltrexone vs Erythromycin for Facilitating Gastric Emptying Time in Critically Ill Patients Intolerant to Enteral Feeding

42 patients admitted in ICU with intolerance to enteral feeding (GRV more than 250 ml) are recruited. All patients enter a primary acetaminophen absorption test study as baseline. Serum levels of acetaminophen will be measured by florescence polarization method at 15,30,45,60,90,120,180,240,480 minutes after enteral administration of 975 mg acetaminophen. Then the patients will be randomized to methylnaltrexone or erythromycin group.Another acetaminophen absorption test with the same schedule will be done after the last dose of each drug.The area under the curve for acetaminophen blood level will be used to compare the effect of two studied drugs on gastric emptying time.

Conditions
Gastroparesis
Being tested
Erythromycin, Methylnaltrexone
Keywords
Gastroparesis, Erythromycin, Methylnaltrexone, ICU
Medical subject headings
Gastroparesis

What participants receive

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

  • ErythromycinDrug

    Erythromycin 250 mg intravenous Q6h for 4 doses

  • MethylnaltrexoneDrug

    Methylnaltrexone 12 mg subcutaneous Q12h for 2 doses

Study groups in NCT01117376
Study groupRoleWhat they receive
ErythromycinActive comparator21 patients admitted in ICU with intolerance to enteral feeding defined as more than 250 ml of gastric residual volume (GRV) found by aspiration technique.
Receives: Drug: Erythromycin
MethylnaltrexoneActive comparator21 patients admitted in ICU with intolerance to enteral feeding defined as more than 250 ml of gastric residual volume (GRV) found by aspiration technique.
Receives: Drug: Methylnaltrexone

What is being measured

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

  1. Gastric emptying time

    to measure gastric emptying time within 8 hours after administration of either 4 doses of 250 mg intravenous erythromycin Q6h or 2 doses of methylnaltrexone 12 mg subcutaneous Q12h with acetaminophen absorption test method

    Measured: within 8 hours after drug administration

Secondary outcomes (1)
  1. Tolerance to enteral feeding

    Tolerance to enteral feeding administered via nasogastric tube within 24 hours after administration of either erithromycin 250 mg intravenous Q6h or methylnaltrexone 12 mg subcutaneous Q12h.Gastric residual volume will be measured Q4h by aspiration method and if less than 250 ml would be considered as tolerance to enteral feeding.

    Measured: 24 hours after intervention

Timeline

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

  1. First posted5 May 2010 (estimated)
  2. Study startMay 2010
  3. Primary completionJun 2011 (estimated)
  4. Study completionAug 2011 (estimated)

Why it stopped: The study was prematurely terminated because of unavailibility of Methylnaltrexone in the region

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
42 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01117376
Sponsor's protocol ID
CT-88-01-36-1601
Status last verified
May 2010
First submitted
30 Apr 2010
Last updated
31 Mar 2011
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Erythromycin and Methylnaltrexone in people with Gastroparesis, run by Shiraz University of Medical Sciences at 1 site in Iran.

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 19 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 31 Mar 2011. 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 Iran. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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: The study was prematurely terminated because of unavailibility of Methylnaltrexone in the region). 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?

Gastric emptying time (time frame: within 8 hours after drug administration). 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 31 Mar 2011.

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