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Completed Phase 2 Interventional Results available

Chronic Pain Master Protocol (CPMP): A Study of LY3556050 in Participants With Chronic Low Back Pain

ClinicalTrials.gov ID: NCT04874636

Public ClinicalTrials.gov record NCT04874636. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 11:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Randomized, Placebo-Controlled, Phase 2 Clinical Trial to Evaluate LY3556050 for the Treatment of Chronic Low Back Pain

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study is being done to test the safety and efficacy of the study drug LY3556050 for the treatment of chronic low back pain. This trial is part of the chronic pain master protocol H0P-MC-CPMP (NCT05986292) which is a protocol to accelerate the development of new treatments for chronic pain.

Study identification

NCT ID
NCT04874636
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Eli Lilly and Company
Industry
Enrollment
153 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 19, 2021
Primary completion
Feb 8, 2022
Completion
Feb 8, 2022
Last update posted
Nov 1, 2023

2021 – 2022

United States locations

U.S. sites
33
U.S. states
13
U.S. cities
30
Facility City State ZIP Site status
Simon Williamson Clinic Birmingham Alabama 35211
Synexus- Chandler Chandler Arizona 85224
Synexus Clinical Research - Glendale Glendale Arizona 85306
Alliance for Multispecialty Research - Clinical Research Consortium Tempe Arizona 85281
Irvine Clinical Research Center Irvine California 92614
Artemis Institute for Clinical Research Riverside California 92503
Artemis Institute for Clinical Research San Diego California 92103
CMR of Greater New Haven Hamden Connecticut 06517
VIN-Julie Schwartzbard Aventura Florida 33180
Clinical Research of South Florida Coral Gables Florida 33134
Suncoast Research Group Miami Florida 33135
University of Miami Don Suffer Clinical Research Building Miami Florida 33136
New Horizon Research Center Miami Florida 33165
Renstar Medical Research Ocala Florida 34470
Synexus Clinical Research US, Inc - Orlando Orlando Florida 32806
Synexus Clinical Research - St. Petersburg Pinellas Park Florida 33781
Martin E. Hale M.D., P.A. Plantation Florida 33317
Synexus Clinical Research US, Inc - Orlando The Villages Florida 32162
Synexus Clinical Research Chicago Illinois 60602
Northwestern University Chicago Illinois 60611
Boston Clinical Trials Boston Massachusetts 02131
ActivMed Practices and Research Methuen Massachusetts 01844
MedVadis Research Corporation Waltham Massachusetts 02451
Great Lakes Research Group, Inc. Bay City Michigan 48706
StudyMetrix Research City of Saint Peters Missouri 63303
Synexus - Cincinnati Cincinnati Ohio 45236
META Medical Research Institute Dayton Ohio 45432
Altoona Center For Clinical Research Duncansville Pennsylvania 16635
Clinical Research Center of Reading,LLC Wyomissing Pennsylvania 19610
Cedar Health Research Dallas Texas 75251
Synexus - US San Antonio Texas 78229
Northwest Clinical Research Center Bellevue Washington 98007
Rainier Clinical Research Center Renton Washington 98057

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04874636, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Nov 1, 2023 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04874636 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →