About this trial
The goal of the current pilot clinical trial is to evaluate the safety and tolerability of pirfenidone in patients with predicted moderately severe and severe acute pancreatitis. Pirfenidone is currently approved by FDA for the treatment of idiopathic pulmonary fibrosis. Now, over 5 years of data has accumulated demonstrating safety of its use in humans. The investigators' preclinical data suggest that pirfenidone is very effective in reducing the severity of acute pancreatitis in animal models. Following are the objectives of the proposed clinical trial:
Primary Objective:
* To evaluate the safety and tolerability of pirfenidone, compared to placebo, in patients predicted to have moderately severe or severe AP. * To evaluate the efficacy of pirfenidone in reducing the laboratory markers of inflammation and improving patient reported outcome measures.
Secondary Objective:
\- To evaluate the efficacy of pirfenidone in reducing the severity of acute pancreatitis, as measured by well-defined endpoints.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients 18 - 85 years of age
amylase or lipase values, or both, that are greater than 3 times the upper limit of normal values
characteristic cross-sectional imaging
typical upper abdominal pain- acute onset of a persistent, severe, epigastric pain often radiating to the back
Disqualifiers
Age < 18 or > 85 years
Body weight > 200 kg
Presentation to the medical attention > 48 h after diagnosis of AP
Inability to recruit, randomize and start the allocated treatment within 48h of start of pain
Trial design
Parallel
Treatments tested in this trial
Pirfenidone Oral Tablet
DrugPatients in the pirfenidone treatment arm will be given pirfenidone 267mg tablet, tid for 1 day followed by dose escalation to two 267 mg tablet tid for 6 days. Thus, the treatment will be for total of 7 days or till patients develop an adverse event that requires their participation in the study to be stopped.
Placebo
DrugThe placebo tablets will be an exact replica of the pirfenidone tablet.
Treatment groups
Trial outcomes
Primary outcomes
Development of anticipated or un-anticipated serious adverse events (class 3 or 4)
Development of anticipated or un-anticipated serious adverse events (class 3 or 4)
percentage of patients starting and completion of the planned drug treatment
percentage of patients starting and completion of the planned drug treatment
Changes in C-reactive protein (CRP), TNF-α, interleukin (IL)-6, IL-8 and IL-10 levels
Compared to base line
percentage of patients having decrease in PAN-PROMISE score by at least 10 points at 72h after initiation of the drug
Measurement of PAN-PROMISE score
Secondary outcomes
cumulative PAN-PROMISE score
total of the PAN-PROMISE over 7 days
cumulative PASS score
total of PASS score during admission
PASS score at the time of discharge
PASS score measurement
Composition outcome
total of development of new or worsening pancreatic or peri-pancreatic necrosis, death or major infection
Sponsors and contacts
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University of Alabama at Birmingham
Lead sponsor
Mayo Clinic
Collaborator