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Tacrolimus as Prophylaxis of Post-ERCP Pancreatitis

Tacrolimus as Prophylaxis of Post-ERCP Pancreatitis: a DPSG (Dutch Pancreatitis Study Group) Multicenter, Double-blind, Randomized, Placebo-controlled Study.

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07781722
Acronym
TacroProph
Enrollment
520
Registered
2026-08-24
Start date
2026-09-07
Completion date
2028-12-07
Last updated
2026-08-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Post-ERCP Pancreatitis

Keywords

Post-ERCP pancreatitis, Tacrolimus, Endoscopic retrograde cholangiopancreatography, Prophylaxis, ERCP

Brief summary

The goal of this clinical trial is to learn if a single intravenous dose of tacrolimus, given before an ERCP procedure (an endoscopic procedure of the bile ducts and pancreas), can prevent post-ERCP pancreatitis (PEP) in adults at moderate-to-high risk of developing this complication. The main question it aims to answer is: * Does a single dose of tacrolimus lower the number of participants who develop pancreatitis after ERCP? Researchers will compare tacrolimus to a placebo (a look-alike solution with no active drug) to see if tacrolimus reduces the occurrence of PEP. Participants will: * Receive an intravenous infusion of either tacrolimus or placebo, given over 60 minutes, ending before the start of the ERCP procedure * Receive standard preventive treatment (a rectal anti-inflammatory medication (NSAID)) in addition to the study infusion * Be contacted by phone 48 hours after the procedure to check for symptoms * Complete questionnaires about quality of life and healthcare use, and be followed for 12 weeks after the procedure * The first 40 enrolled patients will have extra blood samples taken to measure tacrolimus levels.

Interventions

DRUGTacrolimus

A single intravenous dose of tacrolimus, completed before the start of ERCP.

A matching intravenous placebo, identical in appearance and administration to the tacrolimus infusion.

Sponsors

Amsterdam UMC, location VUmc
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* Age 18 years or older * Indication for ERCP * Ability to provide written informed consent

Exclusion criteria

* Previous sphincterotomy or sphincteroplasty * Routine biliary stent exchange * Altered anatomy or biliodigestive anastomosis * Chronic pancreatitis according to the M-ANNHEIM criteria * Active pancreatitis * Sepsis or ASA IV * Contraindication for tacrolimus or diclofenac (allergy, potassium \>5 mmol/L, eGFR \<30 mL/min) * Pregnancy or breastfeeding * Current tacrolimus or ciclosporin use * Current use of medications contraindicated with tacrolimus, including strong CYP3A4/3A5 inhibitors (e.g., ketoconazole, voriconazole, posaconazole, itraconazole, clarithromycin, josamycin, ritonavir, cobicistat) or CYP3A4/3A5 inducers (e.g., rifampicin, carbamazepine, phenytoin, St. John's wort)

Design outcomes

Primary

MeasureTime frameDescription
Post-ERCP Pancreatitis (PEP)48 hours after ERCPOccurrence of post-ERCP pancreatitis within 48 hours after ERCP, defined according to the revised Atlanta criteria: ≥2 of the following: (a) characteristic abdominal pain; (b) serum amylase or lipase \>3× upper limit of normal; (c) imaging findings consistent with pancreatitis.

Secondary

MeasureTime frameDescription
Incidence of Post-ERCP Pancreatitis within 30 daysWithin 30 days after ERCP
Severity of PEPUp to 30 days after ERCPSeverity of Post-ERCP Pancreatitis± According to the revised Atlanta classification (mild, moderate, severe)
ERCP-related complicationsUp to 30 days after ERCPIncidence of ERCP-related complications other than PEP
Incidence of Adverse Events (AEs), Serious Adverse Events (SAEs), and Adverse ReactionsUp to 30 days after ERCP
Hospital/ICU stayUp to 12 weeksLength of hospital and ICU stay
Change in quality of life as measured by EQ-5D-5LBaseline, 48 hours, and 12 weeks after ERCP
Healthcare costsUp to 12 weeks after ERCPHealthcare consumption and societal costs

Countries

Netherlands

Contacts

CONTACTMalin Witteman, MD
m.witteman1@amsterdamumc.nl+31 88 3207054

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 25, 2026