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Clinical Trials/NCT07024199
NCT07024199RecruitingPhase 4

Comparison of the Effectiveness of Paracetamol With Ibuprofen or Paracetamol With Metamizole in Treating Pain in Acute Pancreatitis in Children: a Randomized Trial

Medical University of Warsaw1 site in 1 country78 target enrollmentStarted: September 1, 2025Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 4
Status
Recruiting
Sponsor
Enrollment
78
Locations
1
Primary Endpoint
Reduction in pain intensity assessed at the 60th minute of the examination using ONE of the SCALES.

Study Overview

Brief Summary

The aim of the study is to assess the effectiveness and tolerance of pain treatment in AP in children using intravenous paracetamol in combination with ibuprofen or paracetamol in combination with metamizole. The study is prospective, interventional, and randomized.

Detailed Description

Patients with AP diagnosed based on the INSPIRE criteria who meet the inclusion as mentioned above criteria for the study will be randomized (based on a computer-generated randomization list, in blocks of four people) to treatment with one of two regimens:

Group A will receive a dose of paracetamol intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and ibuprofen 10 mg/kg body weight (maximum 400 mg/dose).

Group B will receive a dose of paracetamol intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and metamizole 15 mg/kg body weight (maximum 100 mg/dose).

The initial pain assessment will be carried out according to pain assessment scales in children adapted to the patient's age and cognitive abilities (NRS, Wong-Baker Faces Scale/FLACC- attached). The effectiveness of the treatment will be assessed 60 minutes after the start of the intervention.

Before starting the intervention, all patients during obtaining peripheral intravenous access will undergo a panel of laboratory tests including: alanine aminotransferase, aspartate aminotransferase and gamma-glutamyltransferase activity, total, conjugated and unconjugated bilirubin level, peripheral blood morphology, C-reactive protein, glucose, creatinine, calcium, albumin and urea nitrogen level. Oral and/or intravenous fluid supply in the range of 1.5 to 2 times the daily requirement will be provided, as well as early low-fat enteral nutrition.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
Double (Participant, Care Provider)

Eligibility Criteria

Ages
3 Years to 18 Years (Child, Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • diagnosis of AP according to the INSPPIRE mentioned above criteria,
  • age from 3 to 18 years of age,
  • abdominal pain on admission assessed on the Numerical Rating Scale (NRS) or FLACC >= 4 points,
  • no analgesic treatment before enrolment in the study OR the last dose of analgesic drug (paracetamol, ibuprofen, metamizole) taken ≥ 6 hours before enrolment for examination,
  • consent of legal guardians and the child (in the case of patients ≥16 years of age) to participate in the study.
  • Exclusion Criteria - patients:
  • who took the last dose of painkiller (paracetamol, ibuprofen, metamizole) < 6 hours before entering the study,
  • allergic to acetylsalicylic acid, other NSAIDs, paracetamol, metamizole,
  • with inflammatory bowel disease,
  • with gastrointestinal bleeding and other active bleeding,
  • with gastric and/or duodenal ulcer disease,
  • chronically taking paracetamol, NSAIDs, metamizole,
  • with liver failure,
  • with heart failure according to the NYHA II-IV scale,
  • with acute and chronic renal failure,
  • with cancer,
  • whose legal guardians did not consent to participate in the study,
  • who did not consent to participate in the study (applies to patients > 16 years of age).

Exclusion Criteria

  • Not provided

Arms & Interventions

Paracetamol + Iburprofen

Experimental

Group A will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Ibuprofen B.Braun/Ibuprofen Kabi intravenously 10 mg/kg body weight (maximum 400 mg/dose).

Intervention: The initial pain assessment (Other)

Paracetamol + Iburprofen

Experimental

Group A will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Ibuprofen B.Braun/Ibuprofen Kabi intravenously 10 mg/kg body weight (maximum 400 mg/dose).

Intervention: Drug administration according to protocol (paracetamol + ibuprofen OR paracetamol + metamizol) (Drug)

Paracetamol + Iburprofen

Experimental

Group A will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Ibuprofen B.Braun/Ibuprofen Kabi intravenously 10 mg/kg body weight (maximum 400 mg/dose).

Intervention: The effectiveness of the treatment (Other)

Paracetamol + Metamizol

Experimental

Group B will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Metamizol-SF/Metamizole Kabi/Pyralgin intravenously 15 mg/kg body weight (maximum 100 mg/dose).

Intervention: The initial pain assessment (Other)

Paracetamol + Metamizol

Experimental

Group B will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Metamizol-SF/Metamizole Kabi/Pyralgin intravenously 15 mg/kg body weight (maximum 100 mg/dose).

Intervention: Drug administration according to protocol (paracetamol + ibuprofen OR paracetamol + metamizol) (Drug)

Paracetamol + Metamizol

Experimental

Group B will receive a dose of Paracetamol B. Braun/Paracetamol Kabi intravenously 15 mg/kg body weight (maximum 1000 mg/dose) and Metamizol-SF/Metamizole Kabi/Pyralgin intravenously 15 mg/kg body weight (maximum 100 mg/dose).

Intervention: The effectiveness of the treatment (Other)

Outcomes

Primary Outcomes

Reduction in pain intensity assessed at the 60th minute of the examination using ONE of the SCALES.

Time Frame: at the 60th minute after introduction of the intervention

The number of patients who observed a reduction in pain intensity of \<4 points on the NRS scale (for children from 7 years of age) or FLACC scale (for children from 3 to 7 years of age) in both study groups, assessed at the 60th minute of the study. NRS is used to assess pain severity at a given moment using a 0-10 scale, with zero meaning "no pain" and 10 meaning "the worst pain imaginable." The FLACC scale \[Face, Legs, Activity, Cry, Consolability\] is used to assess pain between the ages of 2 months and 7 years or in individuals who are unable to communicate their pain. The scale is scored in a range of 0-10, with 0 representing no pain. The scale has 5 criteria, which are each assigned a score of 0, 1 or 2.

Secondary Outcomes

  • Consumption of opioid drugs.(at the 48th hour after introduction of the intervention)
  • Length of hospitalization.(at the time of discharge (up to 14 days))
  • Reduction in pain intensity assessed at the 6th, 24th and 48th hour.(at 6th, 24th and 48th hour after introduction of the intervention)

Investigators

Sponsor
Medical University of Warsaw
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Aleksandra Banaszkiewicz

Prof. Aleksandra Banaszkiewicz, MD, PhD

Medical University of Warsaw

Study Sites (1)

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