Fibromyalgia Response With Esreboxetine Evaluated Using a Randomized Withdrawal Research Design
Fibromyalgia
What this study involves
The registry says this study is recruiting. Individual locations may have different availability.
- Study type
- Interventional
- Phase
- Phase 3
- Age range
- 18 years - Not specified
- Sex eligible
- All sexes
- Healthy volunteers
- Not accepted
- Participants
- 620 Estimated
These are starting points, not an eligibility decision. The research team must review the full requirements.
About the research
The study is a Phase 3, double-blind, placebo-controlled, randomized withdrawal study to assess the efficacy and safety of AXS-14 in the management of fibromyalgia.
Read the full description
This study is a multi-center trial consisting of a 12-week open-label treatment period (OLP), followed by a 12-week double-blind, placebo-controlled, randomized withdrawal period (DBRWP). During the OLP, subjects receive open-label AXS-14. Subjects achieving treatment response will be randomized into the DBRWP in a 1:1 ratio to either continue on AXS-14 or switch to placebo for up to 12 weeks or until a loss of therapeutic response occurs.
Who may be able to participate?
The list below is the sponsor’s full registry wording. It can include conditions, prior treatment, test results and other requirements. A match in search does not mean you qualify.
Inclusion Criteria:
- Has a primary diagnosis of fibromyalgia based on the 2016 ACR diagnostic criteria.
- Male or female, ≥18 years of age.
- Provides written informed consent to participate in the study before conducting any study procedures.
Exclusion Criteria:
- Previous participation in a clinical trial with reboxetine or esreboxetine or currently receiving treatment with reboxetine for any condition.
- Unable to comply with study procedures.
- Medically inappropriate for study participation in the opinion of the investigator.
Treatment, groups and participation
The registry may describe treatments and study duration without a complete visit calendar. Ask the study team for the exact schedule, procedures, risks, costs and alternatives. Keep your usual care plan unless your treating clinician tells you otherwise.
- Assignment
- Random assignment
- Masking
- Double masked
AXS-14 (esreboxetine)
- Up to 12 weeks in the open-label period;
- Up to 12 weeks in the randomized double-blind period (if applicable)
Drug: AXS-14 (Esreboxetine)
Placebo
• Up to 12 weeks in the randomized double-blind period (if applicable)
Drug: Placebo
AXS-14 (Esreboxetine) DRUG
AXS-14 tablets taken once daily
Placebo DRUG
Placebo tablets taken once daily
What researchers are measuring
Outcome measures describe what is being studied. They are not proof that a treatment works.
Primary measures
Time from randomization to loss of therapeutic response
Time frame: 12 Weeks
Not reported in this registry record.
Review the complete result tables and limitations in the official record.
Open official results ↗Research locations (57)
The overall study status and a local site’s status can differ. Confirm that location’s availability before traveling.
57 locations
Clinical Research SiteGlendale, Arizona, United StatesRecruiting
Clinical Research SitePhoenix, Arizona, United StatesRecruiting
Clinical Research SiteTucson, Arizona, United StatesRecruiting
Clinical Research SiteLittle Rock, Arkansas, United StatesRecruiting
Clinical Research SiteAnaheim, California, United StatesRecruiting
Clinical Research SiteOceanside, California, United StatesRecruiting
Clinical Research SiteRedlands, California, United StatesRecruiting
Clinical Research SiteSacramento, California, United StatesRecruiting
Clinical Research SiteSanta Ana, California, United StatesRecruiting
Clinical Research SiteCromwell, Connecticut, United StatesRecruiting
Clinical Research SiteHollywood, Florida, United StatesRecruiting
Clinical Research SiteJacksonville, Florida, United StatesRecruiting
Clinical Research SiteLakeland, Florida, United StatesRecruiting
Clinical Research SiteMaitland, Florida, United StatesRecruiting
Clinical Research SiteOrlando, Florida, United StatesRecruiting
Clinical Research SiteOrlando, Florida, United StatesRecruiting
Clinical Research SiteTampa, Florida, United StatesRecruiting
Clinical Research SiteThe Villages, Florida, United StatesRecruiting
Clinical Research SiteAtlanta, Georgia, United StatesRecruiting
Clinical Research SiteAtlanta, Georgia, United StatesRecruiting
Clinical Research SiteMarietta, Georgia, United StatesRecruiting
Clinical Research SiteNorcross, Georgia, United StatesRecruiting
Clinical Research SiteChicago, Illinois, United StatesRecruiting
Clinical Research SiteTinley Park, Illinois, United StatesRecruiting
Clinical Research SiteKansas City, Kansas, United StatesRecruiting
Clinical Research SiteOverland Park, Kansas, United StatesRecruiting
Clinical Research SiteOverland Park, Kansas, United StatesRecruiting
Clinical Research SiteLouisville, Kentucky, United StatesRecruiting
Clinical Research SitePrairieville, Louisiana, United StatesRecruiting
Clinical Research SiteRockville, Maryland, United StatesRecruiting
Clinical Research SiteBoston, Massachusetts, United StatesRecruiting
Clinical Research SiteNorth Dartmouth, Massachusetts, United StatesRecruiting
Clinical Research SiteWatertown, Massachusetts, United StatesRecruiting
Clinical Research SiteHazelwood, Missouri, United StatesRecruiting
Clinical Research SiteSpringfield, Missouri, United StatesRecruiting
Clinical Research SiteTown and Country, Missouri, United StatesRecruiting
Clinical Research SiteLas Vegas, Nevada, United StatesRecruiting
Clinical Research SiteBrooklyn, New York, United StatesRecruiting
Clinical Research SiteHartsdale, New York, United StatesRecruiting
Clinical Research SiteWilliamsville, New York, United StatesRecruiting
Clinical Research SiteHigh Point, North Carolina, United StatesRecruiting
Clinical Research SiteHuber Heights, Ohio, United StatesRecruiting
Clinical Research SiteMilford, Ohio, United StatesRecruiting
Clinical Research SiteTulsa, Oklahoma, United StatesRecruiting
Clinical Research SiteDuncansville, Pennsylvania, United StatesRecruiting
Clinical Research SitePlymouth Meeting, Pennsylvania, United StatesRecruiting
Clinical Research SiteCranston, Rhode Island, United StatesRecruiting
Clinical Research SiteCharleston, South Carolina, United StatesRecruiting
Clinical Research SiteKnoxville, Tennessee, United StatesRecruiting
Clinical Research SiteMemphis, Tennessee, United StatesRecruiting
Clinical Research SiteAustin, Texas, United StatesRecruiting
Clinical Research SiteAustin, Texas, United StatesRecruiting
Clinical Research SiteDallas, Texas, United StatesRecruiting
Clinical Research SiteHouston, Texas, United StatesRecruiting
Clinical Research SiteProsper, Texas, United StatesRecruiting
Clinical Research SiteSan Antonio, Texas, United StatesRecruiting
Clinical Research SiteThe Woodlands, Texas, United StatesRecruiting
Study team and timeline
- Lead sponsor
- Axsome Therapeutics, Inc.
- Study start
- Jan 14, 2026 Actual
- Primary completion
- 2028-03 Estimated
- Study completion
- 2028-03 Estimated
- First posted
- Feb 9, 2026 Actual
- Last updated
- Nov 10, 2026 Actual
Official study contacts
Official study title
A Double-Blind, Placebo-Controlled, Randomized Withdrawal Study to Assess the Efficacy and Safety of AXS-14 in the Management of Fibromyalgia
Ask Wellness Clinical Research
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Source: ClinicalTrials.gov API v2. Information is submitted by sponsors and investigators. NLM does not approve the safety or science of all listed studies. Registry disclaimer.
Retrieved: Nov 12, 2026 · Last registry update: Nov 10, 2026
