Short-Stay Aggressive Hydration to Prevent Post-ERCP Pancreatitis

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorWestmead Hospital

About this trial

Post-ERCP pancreatitis (PEP) is the most common serious adverse event after endoscopic retrograde cholangiopancreatography (ERCP), occurring in roughly 7-15% of patients. Rectal non-steroidal anti-inflammatory drugs (NSAIDs) and peri-procedural aggressive intravenous hydration each reduce PEP, but published hydration regimens are delivered over 8-24 hours and require an overnight hospital stay, which is impractical where ERCP is increasingly performed as a same-day procedure.

This multicentre, prospective, randomised controlled trial tests whether a short (under 4 hours) aggressive hydration regimen with Lactated Ringer's solution, combined with rectal indomethacin, is superior to standard care (rectal indomethacin plus low-volume hydration) for preventing PEP, while supporting same-day discharge. Adults undergoing ERCP are randomised 1:1. The primary outcome is the incidence of PEP defined by consensus (Cotton) criteria. A total of 1300 participants (650 per arm) will be enrolled.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age over 18 years

Undergoing ERCP

Able to provide informed consent

Disqualifiers

Unable to give consent

Clinical signs/symptoms of congestive cardiac failure (pitting oedema, NYHA class ≥ 2, or oxygen saturation ≤ 90%)

Respiratory failure (pre-procedure SpO2 < 90% on room air, or requirement for non-invasive/mechanical ventilation)

Contraindication to rectal NSAIDs (allergy; active gastrointestinal bleeding)

Trial design

Design model

Parallel

Treatments tested in this trial

  • Short-Stay Aggressive Hydration

    Other intervention

    Lactated Ringer's bolus 20 mL/kg over \~1 hour then 3 mL/kg/hour x 3 hours (cap 1000 mL post-procedure); rate capped at BMI 40 if BMI \> 40.

  • Standard Peri-procedural Hydration

    Other intervention

    Low-volume Lactated Ringer's at operator discretion, up to 1.5 mL/kg/hour, max 500 mL over 3 hours.

  • Rectal Indomethacin

    Drug

    Indomethacin 100 mg per rectum within 30 minutes before, during or after ERCP.

Treatment groups

1,300 Participants
are divided into 2 treatment groups
Group A: Aggressive HydrationExperimental treatment 2 interventions
Group B: Standard CareActive comparator 2 interventions

Trial outcomes

Primary outcomes

1

Incidence of post-ERCP pancreatitis (PEP)

PEP defined by consensus (Cotton) criteria, requiring ALL of: new or worsened upper abdominal pain; serum amylase or lipase at least 3x the upper limit of normal; pain and enzyme elevation persisting for at least 24 hours; and hospitalisation (or prolongation) of at least 2 days attributable to pancreatitis.

Time frame
Within 72 hours after ERCP (onset within 24 hours)

Secondary outcomes

1

PEP not fulfilling full Cotton criteria

Post-ERCP pancreatitis not meeting full Cotton criteria.

Time frame
Within 72 hours after ERCP (onset within 24 hours)
2

Delayed PEP

Post-ERCP pancreatitis (by Cotton criteria) with onset more than 24 hours after ERCP, identified after initial discharge.

Time frame
24 hours to 30 days after ERCP
3

Severity of PEP

Severity graded by Cotton criteria and the Revised Atlanta Classification

Time frame
Within 30 days after ERCP
4

ERCP associated adverse events

ERCP-associated adverse events graded by consensus (Cotton) criteria as mild, moderate, or severe: bleeding, perforation, and infection (cholangitis).

Time frame
Within 30 days after ERCP

Other outcomes

Sponsors and contacts

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