17
Participants
Start Date
July 22, 2020
Primary Completion Date
December 30, 2022
Study Completion Date
December 30, 2022
Superior laryngeal nerve block
Injection of either the steroid-lidocaine mixture or placebo through the skin around where the superior laryngeal nerve is located on the neck. The procedure lasts 5 minutes and is done in the clinic.
Injection of placebo (saline)
Superior laryngeal nerve block using 1mL of saline as the injection.
Injection of steroid-lidocaine mixture
Superior laryngeal nerve block using 1mg 1:1 triamcinolone 40mg: 1% lidocaine with 1:200000 epinephrine as the injection.
Medical University of South Carolina, Charleston
Medical University of South Carolina
OTHER