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NCT01981174 · ClinicalTrials.gov registry record · NA
A Pilot Study of Needle Size and Pain Perception With Botulinum Toxin A Injections
A NA study, sponsored by Northwestern University.
- Completed
- Registry status
- NA
- Development phase
- 20
- Enrollment target
NCT01981174: Completed NA study, sponsored by Northwestern University.
NCT01981174 is a NA study that has completed, run by Northwestern University. The registered enrollment target is 20 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (99% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01981174, a NA study, has completed, sponsored by Northwestern University.
- COMPLETED
- Registry status
- NA
- Development phase
- 20 participants
- Enrollment target
Study Summary
The purpose of this study is to compare the levels of pain resulting from injections of Botox® for wrinkles on the forehead and between the eyes using two different sized needles (32 gauge and 30 gauge needles).
Primary Outcome
Subjects will rate pain using the visual analog score (VAS 1-10) after each side is injected using the 30 or 32 gauge needles. Lower values represents less pain; higher values represents more pain.
Interventions
- PROCEDURE 30-gauge needle
- PROCEDURE 32-gauge needle
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 20 participants |
| Start Date | 2013-11 |
| Est. Completion | 2014-01 |
| Phase | NA |
What the finished NCT01981174 record still lists
NCT01981174 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 20 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (99% lower).
The record links to 0 conditions, and to 2 interventions - of which 30-gauge needle is the first listed.
NCT01981174 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01981174 about?
NCT01981174 is a clinical study titled "A Pilot Study of Needle Size and Pain Perception With Botulinum Toxin A Injections". The purpose of this study is to compare the levels of pain resulting from injections of Botox® for wrinkles on the forehead and between the eyes using two different sized needles (32 gauge and 30 gauge needles).
What is the current status of trial NCT01981174?
This trial is currently completed. It is a NA study. The enrollment target is 20 participants. The study started on 2013-11. Estimated completion is 2014-01.
What interventions are being tested in trial NCT01981174?
The interventions under investigation include: 30-gauge needle (PROCEDURE), 32-gauge needle (PROCEDURE).
Who is sponsoring clinical trial NCT01981174?
This trial is sponsored by Northwestern University, which has 1,209 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01981174's enrollment target sits among peer trials
20 1768th of 2000 higher than 140 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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