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Completed Phase 2Phase 3 Interventional

Efficacy and Safety of Intravenous Neridronic Acid in CRPS-I

ClinicalTrials.gov ID: NCT02402530

Public ClinicalTrials.gov record NCT02402530. 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 Oct 21, 2026, 2:40 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

A Randomized, Double-blind Trial Investigating the Efficacy and Safety of Intravenous Neridronic Acid in Subjects With Complex Regional Pain Syndrome Type I (CRPS-I)

Brief summary

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

This clinical trial is being conducted to demonstrate the efficacy of neridronic acid in the treatment of pain associated with complex regional pain syndrome type I (CRPS-I). The trial is divided into 3 periods: a 60-day enrollment period, a 12-week trial period, and an extended follow-up period with visits at Month 6, Month 9, and Month 12. The extended follow-up period will be terminated for all participants after the last participant enrolled completes their Month 6 visit (Visit 9). The double-blind will be maintained throughout the 12-week trial period and extended follow-up period.

Study identification

NCT ID
NCT02402530
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
Grünenthal GmbH
Industry
Enrollment
459 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 80 Years
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
Apr 2015 (Actual)
Primary completion
Aug 2016 (Actual)
Completion
Nov 2016 (Actual)
Last update posted
May 9, 2018

2015 – 2016

United States locations

U.S. sites
49
U.S. states
21
U.S. cities
45
Facility City State ZIP Site status
Site US119 - G & L Research Foley Alabama 36535 —
Site US117 - Valley Pain Consultants Scottsdale Arizona 85254 —
Site US116 - Arizona Pain Specialists Scottsdale Arizona 85258 —
Site US124 - Quality of Life Medical and Research Centers LLC Tucson Arizona 85712 —
Site US154 - Woodland International Research Group Little Rock Arkansas 72211 —
Site US110 - Orange County Research Institute Anaheim California 92801 —
Site US172 - Core Healthcare Group Cerritos California 90703 —
Site US108 - Catalina Research Institute Chino California 91710 —
Site US175 - Inland Pain Medicine Colton California 92324 —
Site US152 - UC San Diego Healthcare Systems, Center for Pain Medicine La Jolla California 92093 —
Site US102 - Samaritan Center for Medical Research Los Gatos California 95032 —
Site US126 - Northern California Research Sacramento California 95821 —
Site US106 - Mountain View Clinical Research Denver Colorado 80209 —
Site US153 - Clinical Research of West Florida Inc - Clearwater Clearwater Florida 33765 —
Site US162 - South Lake Pain Institute Clermont Florida 34711 —
Site US143 - Florida Pain Institute Merritt Island Florida 32953 —
Site US111 - Sunrise Research Institute Miami Florida 33130 —
Site US122 - Precision Research Organization, LLC Miami Lakes Florida 33016 —
Site US104 - Discovery Clinical Trials Orlando Florida 32806 —
Site US133 - Gold Coast Research LLC Plantation Florida 33317 —
Site US171 - Florida Medical Pain Management St. Petersburg Florida 33709 —
Site US121 - Clinical Research of West Florida Tampa Florida 33603 —
Site US165 - Palm Beach Research West Palm Beach Florida 33409 —
Site US131 - Better Health Clinical Research, Inc Newnan Georgia 30265 —
Site US103 - Great Lakes Clinical Trials Chicago Illinois 60640 —
Site US129 - International Clinical Research Institute Overland Park Kansas 66210 —
Site US169 - Massachusetts General Hospital Boston Massachusetts 01773 —
Site US127 - Advance Clinical Research, Inc St Louis Missouri 63128 —
Site US105 - Advanced Biomedical Research of America Las Vegas Nevada 89123 —
Site US101 - Princeton Medical Institute Princeton New Jersey 08540 —
Site US151 - Premier Pain Centers Shrewsbury New Jersey 07702 —
Site US156 - University Clinical Research Center Somerset New Jersey 08502 —
Site US166 - Albany Medical College Albany New York 12208 —
Site US145 - University of Rochester Rochester New York 14618 —
Site US137 - Montefiore Medical Center The Bronx New York 10467 —
Site US135 - The Center for Clinical Research Winston-Salem North Carolina 27103 —
Site US157 - North Star Medical Research Middleburg Heights Ohio 44130 —
Site US149 - Founders Research Corporation Philadelphia Pennsylvania 19152 —
Site US114 - Abington Neurological Associates Willow Grove Pennsylvania 19090 —
Site US112 - Clinical Trials of South Carolina Charleston South Carolina 29406 —
Site US107 - Austin Center for Clinical Research Austin Texas 78756 —
Site US134 - Lovelace Scientific Resources, Inc Austin Texas 78758 —
Site US113 - Pioneer Research Solutions, Inc Houston Texas 77099 —
Site US118 - Omega International Pain Clinic Salt Lake City Utah 84106 —
Site US164 - Advanced Clinical Research West Jordan Utah 84088 —
Site US144 - Bellevue Surgery Center Bellevue Washington 98004 —
Site US173 - Bellevue Surgery Center Bellevue Washington 98004 —
Site US123 - Northwest Clinical Research Center Bellevue Washington 98007 —
Site US161 - Swedish Pain and Headache Center Seattle Washington 98104 —

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 10 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02402530, 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 May 9, 2018 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02402530 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →