Clinical Trial: Acute Nicotine Gum and Tinnitus Loudness in Non-Smoking Adults
Study Status: COMPLETED
Recruit Status: COMPLETED
Condition:
Tinnitus
Chronic Subjective Tinnitus
Study Type: INTERVENTIONAL
Official Title: A Randomized, Double-Blind, Placebo-Controlled, Within-Subject Crossover Trial of a Single 4 mg Dose of Nicotine Polacrilex Gum on Psychoacoustic Tinnitus Loudness and Selective Attention in Non-Smoki
Brief Summary:
This study tested whether a single dose of nicotine gum can reduce the loudness of tinnitus (ringing in the ears) in non-smoking adults with chronic tinnitus. Nicotine acts on brain nicotinic acetylcholine receptors that regulate the balance of excitation and inhibition in auditory and attention networks, and may temporarily quiet the phantom sound while improving the ability to focus on relevant sounds. Using a double-blind, placebo-controlled, within-subject crossover design, each participant attended two…
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