← Back to Search

Nonsteroidal Anti-Inflammatory Drug

Pain Medication for Knee Osteoarthritis (PREDICT Trial)

Phase 4
Recruiting
Led By Thomas J Schnitzer, MD, PhD
Research Sponsored by Northwestern University
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Must be able to return for all clinic visits
Must be able to speak English and be willing to read and understand instructions as well as questionnaires
Must not have
High dose opioid prophylaxis, as defined as > 50mg morphine equivalent/day
Chronic neurologic conditions, e.g., Parkinson's
Timeline
Screening 3 weeks
Treatment Varies
Follow Up baseline to end of first treatment period (week 6) and second treatment period (week 16)
Awards & highlights
Pivotal Trial
Drug Has Already Been Approved

Summary

This trial is for people with knee osteoarthritis pain at Northwestern University. It will last about 20 weeks and involve 180 participants. Participants will be split into three groups and given either dul

Who is the study for?
This trial is for individuals with knee pain from osteoarthritis. Participants will undergo various tests including X-rays, MRIs, and questionnaires at Northwestern University over approximately 20 weeks. Key requirements include having knee osteoarthritis and being able to complete the study activities.
What is being tested?
The study compares the effectiveness of two medications, Celecoxib and Duloxetine, against a placebo in managing knee osteoarthritis pain. It aims to predict who will benefit from these treatments based on brain-based and clinical assessments.
What are the potential side effects?
Celecoxib may cause digestive issues, cardiovascular risks or kidney problems; Duloxetine can lead to nausea, dry mouth, sleepiness or dizziness. Placebos typically have no active ingredients but can still result in perceived side effects.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
Select...
I can attend all required clinic visits.
Select...
I can speak English and understand written instructions.
Select...
I have had knee pain most days in the last month.
Select...
I have been diagnosed with knee osteoarthritis according to ACR criteria.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
Select...
I am taking more than 50mg of morphine or its equivalent daily for pain.
Select...
I have a long-term neurological condition like Parkinson's.
Select...
I do not have major health issues like uncontrolled high blood pressure, unstable diabetes, severe heart or liver disease.
Select...
My kidney function is reduced (high creatine levels).
Select...
I have been diagnosed with an inflammatory joint condition.
Select...
I have long-term kidney problems.
Select...
I am allergic to sulfonamide drugs, duloxetine, or acetaminophen.
Select...
I have had a peptic ulcer or bleeding in my stomach/intestines before.
Select...
I am taking blood thinners other than low-dose aspirin.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline to end of first treatment period (week 6) and second treatment period (week 16)
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline to end of first treatment period (week 6) and second treatment period (week 16) for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Percentage of Individuals with at least 30% Pain Response to treatment

Awards & Highlights

Pivotal Trial
The final step before approval, pivotal trials feature drugs that have already shown basic safety & efficacy.
Drug Has Already Been Approved
The FDA has already approved this drug, and is just seeking more data.

Trial Design

3Treatment groups
Active Control
Placebo Group
Group I: DuloxetineActive Control1 Intervention
Duloxetine 60mg tablet, daily (with an initial and final 7-day titration at 30 mg, daily)
Group II: CelecoxibActive Control1 Intervention
Celecoxib 200 mg tablet, daily
Group III: PlaceboPlacebo Group1 Intervention
Matching placebo tablet, daily

Find a Location

Who is running the clinical trial?

Northwestern UniversityLead Sponsor
1,642 Previous Clinical Trials
957,892 Total Patients Enrolled
14 Trials studying Osteoarthritis
807 Patients Enrolled for Osteoarthritis
Brigham and Women's HospitalOTHER
1,666 Previous Clinical Trials
11,840,055 Total Patients Enrolled
16 Trials studying Osteoarthritis
29,730 Patients Enrolled for Osteoarthritis
Thomas J Schnitzer, MD, PhDPrincipal InvestigatorNorthwestern University
10 Previous Clinical Trials
330 Total Patients Enrolled
2 Trials studying Osteoarthritis
60 Patients Enrolled for Osteoarthritis
~120 spots leftby Mar 2028