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Post-ERCP Acute PancreatitisINDIEHNCT02116309

Randomized Trial of Rectal Indomethacin and Papillary Spray of Epinephrine Versus Rectal Indomethacin to Prevent Post-ERCP Pancreatitis

A study testing Rectal Indomethacin and Epinephrine in people with Post-ERCP Acute Pancreatitis, run by Johns Hopkins University at 4 sites in 2 countries.

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

This research is being done to see if using a combination of rectal indomethacin and epinephrine spray during endoscopy, can prevent pancreatitis that may occur after ERCP (a type of gastrointestinal endoscopy). Read more about this study

Who is it for?
Ages 18 to 100 years
Conditions the study is for
Post-ERCP Acute Pancreatitis
What is being tested?
Rectal Indomethacin and Epinephrine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
948 participants
Where
4 sitesin 2 countries
Study dates
Aug 2014to 2 Dec 2016
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 100 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Major inclusion criteria (If patients meet at least 1 of the criteria):
  • History of PEP
  • Pancreatic sphincterotomy
  • Pre-cut sphincterotomy
  • Difficult cannulation (>5 attempts / 10 minutes to cannulate)
  • Failed cannulation
Show all 14Show fewer
  • Pneumatic dilation of an intact sphincter
  • Sphincter of Oddi dysfunction of Type I or Type II
  • Minor inclusion criteria (If patients meet at least 2 of the criteria):
  • Age < 50 \& Female gender
  • History of acute pancreatitis (at least 2 episodes)
  • >/= 3 pancreatic injections (with at least 1 injection in tail)
  • Pancreatic acinarization
  • Pancreatic Brush Cytology

Who cannot join

  • Unwillingness or inability to consent for the study
  • Age < 18 years
  • Intrauterine pregnancy
  • Breastfeeding mother
  • Standard contraindications to ERCP
  • Allergy / hypersensitivity to aspirin or NSAIDs or epinephrine
Show all 17Show fewer
  • Chronic renal disease (Cr > 1.4)
  • Active or recent (within 4 weeks) gastrointestinal hemorrhage
  • Acute pancreatitis (lipase peak) within 72 hours
  • Known chronic calcific pancreatitis
  • Pancreatic head mass
  • Receiving pancreatic duct stent placement for any indication
  • Procedure performed on major papilla/ventral pancreatic duct in patients with pancreas divisum
  • ERCP for pancreatic/biliary stent removal or exchange without anticipated pancreatogram
  • Subject with prior biliary sphincterotomy now scheduled for repeat biliary therapy without anticipated pancreatogram
  • Anticipated inability to follow protocol
  • Sphincter of Oddi dysfunction of Type III

Trial locations and contacts

4 sites in 2 countries.

4 sites in 2 countries

India3 sites
  • Post Graduate Institute of Medical Education and Research

    Chandigarh, 160012

  • Asian Institute of gastroenterology

    Hyderabad, Andhra Pradesh, 500082

  • Apollo Gleneagles Hospitals

    Kolkata, West Bengal, 700054

Other trials in India

United States1 site
  • Johns Hopkins Medical Institutions

    Baltimore, Maryland, 21287

Other trials in United States

About this study

Official title: A Randomized Trial of Rectal Indomethacin and Papillary Spray of Epinephrine Versus Rectal Indomethacin to Prevent Post-ERCP Pancreatitis in High Risk Patients

This research is being done to see if using a combination of rectal indomethacin and epinephrine spray during endoscopy, can prevent pancreatitis that may occur after ERCP (a type of gastrointestinal endoscopy).

Read the detailed description

Background: Post-ERCP pancreatitis (PEP) is the most common complication of endoscopic retrograde cholangiopancreatography (ERCP) with an estimated incidence of 3-7% among average risk patients and 15-20% among patients at high risk for developing PEP. Around 500,000 - 700,000 ERCPs are performed annually in U.S. Even with a modest incidence of 5%, PEP results in approximately $150 million in healthcare costs in the US alone.

A recent landmark controlled trial demonstrated the superiority of rectal nonsteroidal antiinflammatory drug - NSAIDs (indomethacin) over placebo in preventing PEP among patients at high risk for PEP. Also, epinephrine sprayed on the major duodenal papilla was shown to reduce the incidence of PEP in multiple studies. Our group performed a network meta-analysis (NMA) which simultaneously compared 16 drugs evaluated in 99 randomized controlled trials with 25,313 patients, to determine their relative efficacy using direct and indirect comparisons. Interestingly, the NMA ranked epinephrine as the best performing drug, followed by rectal NSAIDs and nafamostat.

Indomethacin acts on pancreatic inflammation while epinephrine sprayed on duodenal papilla keeps the pancreatic duct open by reducing papillary edema. The use of these drugs in combination may potentially synergistically reduce or further reduce the incidence of PEP.

Hypothesis: A combination of papillary spray of epinephrine and rectal indomethacin is superior to the use of rectal indomethacin alone, for PEP prophylaxis among patients at high risk for PEP.

Sample size justification: Based on the information from earlier controlled trials, the Investigators assume that PEP incidence will be 10% in the rectal NSAID arm (Group A) and it will be reduced to 5% by the additional use of papillary spray of epinephrine (Group B). Therefore, a total of 474 patients in each arm, or 948 patients in total, will be required to see a 50% difference between the groups with a power of 0.8 and two sided alpha of 0.05.

Recruitment and Consenting: Patients scheduled to undergo ERCP will be screened for patient based inclusion / exclusion criteria and will be consented, in the private waiting area of the endoscopy units.

Randomization procedures and delivery of drugs: During ERCP performed according to standard clinical care, if the endoscopist determines that the patient meets the criteria for 'high-risk', the study coordinator will randomize the patient to either group A or B in a 1:1 fashion using a web-based central randomization system. Randomization will be stratified by each center and a randomly varying block size will be used. The patients will be randomized to either Group A - Patients will receive 20 ml of normal saline sprayed on the duodenal papilla and surrounding regions of edema, over a period of 1 minute using any ERCP cannulation catheter, at the end of procedure, just before the withdrawal of endoscope; followed by 100 mg of rectal indomethacin OR Group B - Patients will receive 20 ml of 0.02% epinephrine sprayed on the duodenal papilla and surrounding regions of edema, over a period of 1 minute using any ERCP cannulation catheter, at the end of procedure, just before the withdrawal of endoscope; followed by 100 mg of rectal indomethacin.

Statistical Plan: For the statistical analysis of primary end point, the difference in proportion of PEP among the two groups will be calculated by stratifying the site and by combining patients from all sites, as separate analyses. A two sided p-value of <0.05 will be considered statistically significant. The severity of PEP, mortality and other complications related to PEP will also be compared among the two groups. The data on the risk factors of PEP, incidence of PEP will be used for the development of PEP risk

Data and safety monitoring board (DSMB) charter: An Independent DSMB, clinical trial monitor (safety officer) will be formed consisting of five endoscopists from India and U.S., with expertise in biostatistics and clinical trial methodology. DSMB will review study related documentation including and not limited to, protocol, standard operating procedures, consent form, data entry forms; monitor study performance, will ensure adherence to good clinical practice guidelines and regulatory requirements; and will make appropriate recommendations to the investigators. All adverse events, will be reported to the safety officer by the study coordinators at each center. Blinded interim analysis will be performed at 33% and 66% of the sample size. If the PEP incidence or complication rate is >25% in any of the treatment groups, DSMB will break randomization code and will terminate the study. During interim analysis, if a statistically significant difference is found between the two groups (p<0.001), the study will be terminated for ethical considerations.

Being tested
Rectal Indomethacin, Epinephrine

What participants receive

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

  • Rectal IndomethacinDrug

    Also called Indocin, NSAIDs

  • EpinephrineDrug

    Also called Adrenaline

Study groups in NCT02116309
Study groupRoleWhat they receive
Rectal Indomethacin onlyActive comparatorPatients in this group will receive 20 ml of normal saline sprayed on the duodenal papilla and surrounding regions of edema, over a period of 1 minute using any ERCP cannulation catheter, at the end of procedure, just before the withdrawal of endoscope; followed by 100 mg of rectal indomethacin.
Receives: Drug: Rectal Indomethacin
Rectal Indomethacin plus papillary spray of EpinephrineActive comparatorPatients in this group will receive 20 ml of 0.02% epinephrine sprayed on the duodenal papilla and surrounding regions of edema, over a period of 1 minute using any ERCP cannulation catheter, at the end of procedure, just before the withdrawal of endoscope; followed by 100 mg of rectal indomethacin.
Receives: Drug: Rectal Indomethacin; Drug: Epinephrine

What is being measured

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

  1. Number of Patients Who Developed Post-ERCP Pancreatitis

    The primary outcome variable of interest is the incidence of post ERCP pancreatitis (PEP) as defined by the consensus guidelines as 1) New or increased abdominal pain that is clinically consistent with a syndrome of acute pancreatitis and 2) amylase or lipase ≥ 3x the upper limit of normal 24 hours after the procedure and 3) Hospitalization or prolongation of existing hospitalization for at least 2 days.

    Measured: 24 hours after ERCP

Secondary outcomes (1)
  1. Number of Patients Who Developed Severe Post-ERCP Pancreatitis

    Severity of PEP defined using the consensus grading as Mild PEP that results in hospitalization (or prolongation of existing hospitalization) for ≤3 days. Moderate PEP will be defined as PEP that results in hospitalization (or prolongation of existing hospitalization) for 4-10 days. Severe PEP will be defined as PEP that results in hospitalization (or prolongation of existing hospitalization) for > 10 days, or leads to the development of pancreatic necrosis or pseudocyst, or requires additional endoscopic, percutaneous, or surgical intervention.

    Measured: up to 30 days after ERCP

Timeline

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

  1. First posted16 Apr 2014 (estimated)
  2. Study startAug 2014
  3. Primary completion2 Dec 2016
  4. Study completion2 Dec 2016

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
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
948 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02116309
Sponsor's protocol ID
IRB00034715
Other IDs
IRB00034715
Acronym
INDIEH
Status last verified
Oct 2017
First submitted
14 Apr 2014
Last updated
1 Nov 2017
Data monitoring committee
Yes

Publications

  • Elmunzer BJ, Scheiman JM, Lehman GA, Chak A, Mosler P, Higgins PD, Hayward RA, Romagnuolo J, Elta GH, Sherman S, Waljee AK, Repaka A, Atkinson MR, Cote GA, Kwon RS, McHenry L, Piraka CR, Wamsteker EJ, Watkins JL, Korsnes SJ, Schmidt SE, Turner SM, Nicholson S, Fogel EL; U.S. Cooperative for Outcomes Research in Endoscopy (USCORE). A randomized trial of rectal indomethacin to prevent post-ERCP pancreatitis. N Engl J Med. 2012 Apr 12;366(15):1414-22. doi: 10.1056/NEJMoa1111103.

    PubMed 22494121
  • Akshintala VS, Hutfless SM, Colantuoni E, Kim KJ, Khashab MA, Li T, Elmunzer BJ, Puhan MA, Sinha A, Kamal A, Lennon AM, Okolo PI, Palakurthy MK, Kalloo AN, Singh VK. Systematic review with network meta-analysis: pharmacological prophylaxis against post-ERCP pancreatitis. Aliment Pharmacol Ther. 2013 Dec;38(11-12):1325-37. doi: 10.1111/apt.12534. Epub 2013 Oct 20.

    PubMed 24138390
  • Xu LH, Qian JB, Gu LG, Qiu JW, Ge ZM, Lu F, Wang YM, Li YM, Lu HS. Prevention of post-endoscopic retrograde cholangiopancreatography pancreatitis by epinephrine sprayed on the papilla. J Gastroenterol Hepatol. 2011 Jul;26(7):1139-44. doi: 10.1111/j.1440-1746.2011.06718.x.

    PubMed 21392105
  • Matsushita M, Takakuwa H, Shimeno N, Uchida K, Nishio A, Okazaki K. Epinephrine sprayed on the papilla for prevention of post-ERCP pancreatitis. J Gastroenterol. 2009;44(1):71-5. doi: 10.1007/s00535-008-2272-8. Epub 2009 Jan 22.

    PubMed 19159075
  • Kamal A, Akshintala VS, Talukdar R, Goenka MK, Kochhar R, Lakhtakia S, Ramchandani MK, Sinha S, Goud R, Rai VK, Tandan M, Gupta R, Elmunzer BJ, Ngamruengphong S, Kumbhari V, Khashab MA, Kalloo AN, Reddy DN, Singh VK. A Randomized Trial of Topical Epinephrine and Rectal Indomethacin for Preventing Post-Endoscopic Retrograde Cholangiopancreatography Pancreatitis in High-Risk Patients. Am J Gastroenterol. 2019 Feb;114(2):339-347. doi: 10.14309/ajg.0000000000000049.

    PubMed 30730860

Questions about this trial

What is this clinical trial studying?

A study testing Rectal Indomethacin and Epinephrine in people with Post-ERCP Acute Pancreatitis, run by Johns Hopkins University at 4 sites in 2 countries.

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 14 inclusion and 17 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 1 Nov 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in India, 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?

Yes. Results are posted in the registry (first posted 1 Nov 2017). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Number of Patients Who Developed Post-ERCP Pancreatitis (time frame: 24 hours after ERCP). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02116309, which also lists 5 linked publications.

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 1 Nov 2017.

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