ClinicalTrials.gov record
Completed Phase 2 Interventional

Study of BOTOX Injections to Assess Change in Disease Symptoms in Adult Participants With Upper Limb Essential Tremor

ClinicalTrials.gov ID: NCT05216250

Public ClinicalTrials.gov record NCT05216250. 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 May 20, 2026, 3:53 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 Phase 2 Multicenter, Randomized, Double-blind, Placebo-controlled Study of BOTOX® (Botulinum Toxin Type A) Purified Neurotoxin Complex for the Treatment of Upper Limb Essential Tremor

Study identification

NCT ID
NCT05216250
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
AbbVie
Industry
Enrollment
174 participants

Conditions and interventions

Interventions

  • BOTOX Biological
  • Placebo for BOTOX Drug

Biological · Drug

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 11, 2022
Primary completion
Feb 2, 2025
Completion
Feb 2, 2025
Last update posted
Jan 19, 2026

2022 – 2025

United States locations

U.S. sites
36
U.S. states
19
U.S. cities
34
Facility City State ZIP Site status
Accel Research Sites - Neurology and Neurodiagnostics of Alabama, LLC /ID# 240472 Hoover Alabama 35244-5700
Barrow Neurological Institute - Dignity Health St. Joseph's Hosp and Medical Ctr /ID# 231731 Phoenix Arizona 85013
University of Arizona /ID# 239781 Tucson Arizona 85724
Loma Linda University /ID# 230905 Loma Linda California 92354
University of Colorado - Anschutz Medical Campus /ID# 239869 Aurora Colorado 80045-2527
New England Institute for Clinical Research /ID# 238404 Stamford Connecticut 06905
Parkinson's Disease and Movement Disorders Center of Boca Raton /ID# 231677 Boca Raton Florida 33486
Coastal Clinical Research Specialists /ID# 240897 Fernandina Beach Florida 32034-4779
Coastal Clinical Research Specialists /ID# 240471 Jacksonville Florida 32205-8275
Charter Research - Winter Park /ID# 241568 Orlando Florida 32803-1839
CDC Research Institute LLC /ID# 242744 Port Saint Lucie Florida 34952-7539
Emory University / Emory Brain Health Center /ID# 231911 Atlanta Georgia 30329-2206
Accel Research Site-NeuroStudies /ID# 239881 Decatur Georgia 30030-2627
Univ Kansas Med Ctr /ID# 231166 Kansas City Kansas 66160
Kansas Institute of Research /ID# 231623 Overland Park Kansas 66211-1363
Tufts Medical Center /ID# 239929 Boston Massachusetts 02111-1552
Lahey Hospital & Medical Center /ID# 233232 Burlington Massachusetts 01805
Henry Ford Health Medical Center - Jackson /ID# 231400 Jackson Michigan 49201-1852
Dent Neurologic Institute - Amherst /ID# 255665 Amherst New York 14226
UNC Hospitals Neurology Clinic - Chapel Hill /ID# 238857 Chapel Hill North Carolina 27517-4400
Neurology - Triad /ID# 239806 Winston-Salem North Carolina 27103-6984
Atrium Health Wake Forest Baptist Medical Center /ID# 233550 Winston-Salem North Carolina 27157-0001
Dayton Center for Neurological Disorders /ID# 233737 Centerville Ohio 45459-3811
The Orthopedic Foundation /ID# 232234 New Albany Ohio 43054-8167
Oregon Health and Science University /ID# 231581 Portland Oregon 97239
Thomas Jefferson University Hospital /ID# 232614 Philadelphia Pennsylvania 19107
University of Pittsburgh MC /ID# 233735 Pittsburgh Pennsylvania 15260
Medical University of South Carolina /ID# 233538 Charleston South Carolina 29425
Texas Neurology /ID# 250428 Dallas Texas 75214
University of Texas Southwestern Medical Center /ID# 239770 Dallas Texas 75390-7208
Texas Movement Disorder Specialists, PLLC /ID# 242524 Georgetown Texas 78628-4126
Baylor College of Medicine /ID# 231624 Houston Texas 77030
Univ Texas HSC San Antonio /ID# 232615 San Antonio Texas 78229-3901
Integrated Neurology Services - Falls Church /ID# 233545 Falls Church Virginia 22043-2367
Gamma Therapeutic Center /ID# 232547 Greenfield Wisconsin 53228-1321
Marshfield Clinic - Marshfield /ID# 233191 Marshfield Wisconsin 54449

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 4 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05216250, 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 Jan 19, 2026 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05216250 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →