The Effect of Topical Anesthetics on Patients' Pain and Operative Experience During Treatment With QSwitched Laser
Public ClinicalTrials.gov record NCT02427724. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
The Effect of Topical Anesthetic Using Lidocaine 2.5%/Prilocaine 2.5% Versus Lidocaine 7%/Tetracaine 7% Cream on Patients' Pain and Operative Experience During Treatment With QSwitched 532nm Laser
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study will conduct a split-face and -body randomized control trial to compare lidocaine 2.5%/prilocaine 2.5% topical anesthetic (LPTA), lidocaine 7%/tetracaine 7% topical anesthetic (LTTA), and placebo vechicle (PV) on patients' pain perceptions with Q-switched 532nm laser for the treatment of lentigines and/or photorejuvenation.Subjects will fill out a pain score on a visual analog scale (VAS) with 0 being no pain and 10 being most pain after each treatment area is completed.
Study identification
- NCT ID
- NCT02427724
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Early Phase 1
- Enrollment
- 48 participants
Conditions and interventions
Conditions
Interventions
- lidocaine 2.5%/prilocaine 2.5% topical anesthetic Drug
- lidocaine 7%/tetracaine 7% topical anesthetic Drug
- placebo vehicle Drug
- Q-switched 532nm Laser Device
Drug · Device
Eligibility (public fields only)
- Age range
- 25 Years to 65 Years
- Sex
- Female
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 31, 2015
- Primary completion
- May 29, 2024
- Completion
- May 29, 2024
- Last update posted
- Jun 30, 2026
2015 – 2024
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Northwestern University Feinberg School of Medicine, Department of Dermatology | Chicago | Illinois | 60611 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT02427724, 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 Jun 30, 2026 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02427724 live on ClinicalTrials.gov.