- Conditions
- Upper Limb Essential Tremor (UL ET)
- Interventions
- BOTOX, Placebo for BOTOX
- Biological · Drug
- Lead sponsor
- AbbVie
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 174 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 36
- States / cities
- Hoover, Alabama • Phoenix, Arizona • Tucson, Arizona + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced May 22, 2026, 2:49 AM EDT