A Clinical Study to Test Efficacy and Safety of Repeat Doses of CNTX-4975-05 in Patients With Osteoarthritis Knee Pain

NCT ID: NCT03660943

Last Updated: 2022-07-21

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

332 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-09-09

Study Completion Date

2020-06-11

Brief Summary

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This is a randomized, double-blind, placebo-controlled, 2-injection, 52-week study to evaluate the efficacy and safety of intra-articular injections of CNTX-4975-05 in subjects with chronic, moderate-to-severe osteoarthritis knee pain.

Detailed Description

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Conditions

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Osteoarthritis, Knee

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Placebo

Matching placebo of 2.0 mL for IA injection

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Receiving Placebo Injection

CNTX-4975-05

Pre-filled glass syringes administered as a single 2.0 mL IA injection

Group Type EXPERIMENTAL

CNTX-4975-05

Intervention Type DRUG

Receiving CNTX-4975-05 Injection

Interventions

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Placebo

Receiving Placebo Injection

Intervention Type DRUG

CNTX-4975-05

Receiving CNTX-4975-05 Injection

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Male or female subjects between 40 and 95 years of age (inclusive) at the time of the Screening Visit with the ability to comply with answering the electronic diary using the study- provided tablet computers.
* Confirmation of osteoarthritis (OA) of the knee.
* Confirmation of the OA of the index knee.
* Moderate to severe pain in the index knee associated with OA must be stable for a minimum of 6 months prior to Screening, as assessed by the investigator.
* Body Mass Index (BMI) ≤45 kg/m\^2
* Must have failed 2 or more prior therapies.

Exclusion Criteria

* Joint replacement surgery of the index knee at any time, or open surgery of the index knee in the past 24 months.
* Prior arthroscopic surgery of the index knee within 6 months of Screening.
* Any painful conditions of the index knee due to joint disease other than the OA.
* Periarticular pain from any cause.
* Other chronic pain anywhere in the body that requires the use of analgesic medications.
* Instability of the index knee.
* Misalignment (\>10 degrees varus or valgus) of the index knee on standing.
* Documented history of neuropathic arthropathy or finding of bony fragmentation in the index knee with imaging.
* Physical/ occupational/ chiropractic therapy for the lower extremities or acupuncture for the lower extremities within 30 days of Screening, or need for such therapy during the study.
* Plans to have surgery, other invasive procedures, or IA injections while participating in the study.
* Has used topical capsaicin on the index knee within 90 days of Screening.
* Current use of opioids for any condition other than for OA of the index knee.
* Corticosteroid injection into the index knee within 90 days of Screening.
* Received IA viscosupplementation (eg, Synvisc®, Hyalgan®) within 90 days of Screening.
Minimum Eligible Age

40 Years

Maximum Eligible Age

95 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Centrexion Therapeutics

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Randall Stevens, MD

Role: STUDY_CHAIR

Centrexion Therapeutics

Locations

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Holland Center for Family Health

Glendale, Arizona, United States

Site Status

GB Family Care

Phoenix, Arizona, United States

Site Status

Arizona Research Center

Phoenix, Arizona, United States

Site Status

Med Center Medical Clinic

Carmichael, California, United States

Site Status

TriWest Research Associates

El Cajon, California, United States

Site Status

Arthritis Care and Research Center, Inc. (ACRC Studies)

Poway, California, United States

Site Status

Chase Medical Research, LLC

Waterbury, Connecticut, United States

Site Status

Panamerican Health Center, Inc.

Miami, Florida, United States

Site Status

Well Pharma Medical Research, Corp

Miami, Florida, United States

Site Status

Quality Research & Medical Center LLC

Miami, Florida, United States

Site Status

San Marcus Research Clinic, Inc.

Miami Lakes, Florida, United States

Site Status

Journey Research, Inc.

Oldsmar, Florida, United States

Site Status

M&M Clinical Trials Sunrise

Sunrise, Florida, United States

Site Status

Conquest Research

Winter Park, Florida, United States

Site Status

Better Health Clinical Research, Inc.

Newnan, Georgia, United States

Site Status

Healthcare Research Network, LLC

Flossmoor, Illinois, United States

Site Status

Affinity Clinical Research Institute

Oak Brook, Illinois, United States

Site Status

DelRicht Research

New Orleans, Louisiana, United States

Site Status

The Center for Rheumatology and Bone Research

Wheaton, Maryland, United States

Site Status

BTC of New Bedford, LLC

New Bedford, Massachusetts, United States

Site Status

Healthcare Research Network

Hazelwood, Missouri, United States

Site Status

Office of Robert P. Kaplan, DO

Las Vegas, Nevada, United States

Site Status

Drug Trials America

Hartsdale, New York, United States

Site Status

Lillestol Research LLC

Fargo, North Dakota, United States

Site Status

Coastal Carolina Research Center at Arcis Healthcare, LLC dba Lowcountry Orthopaedics & Sports Medicine

North Charleston, South Carolina, United States

Site Status

Heartland Medical, PC

New Tazewell, Tennessee, United States

Site Status

First Surgical Hospital

Bellaire, Texas, United States

Site Status

Clinical Trials of Texas, Inc

San Antonio, Texas, United States

Site Status

DCT-Stone Oak, LLC dba Discovery Clinical Trials

San Antonio, Texas, United States

Site Status

Spectrum Medical, Inc.

Danville, Virginia, United States

Site Status

Countries

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United States

Provided Documents

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Document Type: Study Protocol and Statistical Analysis Plan

View Document

Other Identifiers

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CNTX-4975i-OA-304

Identifier Type: -

Identifier Source: org_study_id

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