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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT04404439
Other study ID # HS# 2018-4458
Secondary ID
Status Recruiting
Phase Phase 4
First received
Last updated
Start date September 26, 2019
Est. completion date December 30, 2023

Study information

Verified date January 2023
Source University of California, Irvine
Contact Hamid R Djalilian, MD
Phone 800-263-9547
Email hdjalili@hs.uci.edu
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

Tinnitus represents one of the most common and distressing otologic problems, and it causes various somatic and psychological disorders that interfere with the quality of life. It is well-understood that many factors, such as poor education, lower income, or occupational, and recreational activity associated with high noise exposure, influences the prevalence and risk of tinnitus. Although the economic and emotional impact of tinnitus is large, there is currently no FDA-approved medication to treat this condition. However, there are pharmacological options to address the stress, anxiety, and depression that are caused by tinnitus. In this project, we intend to use medications for patients with tinnitus in order to decrease the impact of tinnitus on their daily life and activities.


Description:

This study is 8 weeks in duration. There are three arms in the experiment: the first is nortriptyline (7.5 mg) plus topiramate (10 mg), the second is verapamil (30 mg) plus paroxetine (4 mg), and the third is a placebo group. This is a double-blinded trial. Participants will be randomized to one arm for the duration of the trial using simple randomization with a computer-generated number. Both medication combinations and placebo may include dosage increases weekly if symptoms do not improve. Nortriptyline may be increased by 7.5mg weekly (to a maximum of 60mg), topiramate by 10mg weekly (maximum 80mg), verapamil by 30mg weekly (maximum 240mg), and paroxetine by 4mg weekly (maximum 32mg). Symptomatic survey scores from each arm will be obtained before and after treatment and weekly. An unblinded neurotologist attending (Dr. Harrison Lin) will also become involved with patients' treatments as they start to report changes in symptoms in order to monitor their safety and provide advice on change in dosage if patients have questions.


Recruitment information / eligibility

Status Recruiting
Enrollment 150
Est. completion date December 30, 2023
Est. primary completion date December 30, 2023
Accepts healthy volunteers No
Gender All
Age group 25 Years to 85 Years
Eligibility Inclusion Criteria: - Patients with moderate to severe tinnitus. - Male or female between the ages of 25 to 85 years. - Subject must be compliant with the medication and attend study visits. - Must be able to read and write in the English language to provide consenting. Exclusion Criteria: - Pregnancy will result in automatic exclusion from the study. Rule out of pregnancy will be done by a urine pregnancy test to confirm the situation for all women who are of child bearing potential. - Subject with history of an adverse reaction to medication being prescribed. - Subject suffers from a medical condition or has history that may be concerning to the investigators clinical opinion. - All contraindications for the medications which prevent subjects from randomization will be considered as exclusion criteria.

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Nortriptyline + topiramate
Treatment group 1
Verapamil + paroxetine
Treatment group 2
Other:
Placebo
Placebo comparator

Locations

Country Name City State
United States University of California, Irvine Medical Center ENT Clinic (Pavilion 2) Orange California

Sponsors (1)

Lead Sponsor Collaborator
University of California, Irvine

Country where clinical trial is conducted

United States, 

References & Publications (17)

Dobie RA. A review of randomized clinical trials in tinnitus. Laryngoscope. 1999 Aug;109(8):1202-11. doi: 10.1097/00005537-199908000-00004. — View Citation

Duckert LG, Rees TS. Treatment of tinnitus with intravenous lidocaine: a double-blind randomized trial. Otolaryngol Head Neck Surg. 1983 Oct;91(5):550-5. doi: 10.1177/019459988309100514. — View Citation

Evans RW, Ishiyama G. Migraine with transient unilateral hearing loss and tinnitus. Headache. 2009 May;49(5):756-8. doi: 10.1111/j.1526-4610.2008.01075.x. No abstract available. — View Citation

Guichard E, Montagni I, Tzourio C, Kurth T. Association Between Headaches and Tinnitus in Young Adults: Cross-Sectional Study. Headache. 2016 Jun;56(6):987-94. doi: 10.1111/head.12845. Epub 2016 May 20. — View Citation

Hallam RS, McKenna L, Shurlock L. Tinnitus impairs cognitive efficiency. Int J Audiol. 2004 Apr;43(4):218-26. doi: 10.1080/14992020400050030. — View Citation

Landgrebe M, Langguth B, Rosengarth K, Braun S, Koch A, Kleinjung T, May A, de Ridder D, Hajak G. Structural brain changes in tinnitus: grey matter decrease in auditory and non-auditory brain areas. Neuroimage. 2009 May 15;46(1):213-8. doi: 10.1016/j.neuroimage.2009.01.069. Epub 2009 Feb 12. — View Citation

Langguth B, Hund V, Busch V, Jurgens TP, Lainez JM, Landgrebe M, Schecklmann M. Tinnitus and Headache. Biomed Res Int. 2015;2015:797416. doi: 10.1155/2015/797416. Epub 2015 Oct 25. — View Citation

Langguth B, Hund V, Landgrebe M, Schecklmann M. Tinnitus Patients with Comorbid Headaches: The Influence of Headache Type and Laterality on Tinnitus Characteristics. Front Neurol. 2017 Aug 28;8:440. doi: 10.3389/fneur.2017.00440. eCollection 2017. — View Citation

Llinas RR, Ribary U, Jeanmonod D, Kronberg E, Mitra PP. Thalamocortical dysrhythmia: A neurological and neuropsychiatric syndrome characterized by magnetoencephalography. Proc Natl Acad Sci U S A. 1999 Dec 21;96(26):15222-7. doi: 10.1073/pnas.96.26.15222. — View Citation

Minen MT, Camprodon J, Nehme R, Chemali Z. The neuropsychiatry of tinnitus: a circuit-based approach to the causes and treatments available. J Neurol Neurosurg Psychiatry. 2014 Oct;85(10):1138-44. doi: 10.1136/jnnp-2013-307339. Epub 2014 Apr 17. — View Citation

Muhlau M, Rauschecker JP, Oestreicher E, Gaser C, Rottinger M, Wohlschlager AM, Simon F, Etgen T, Conrad B, Sander D. Structural brain changes in tinnitus. Cereb Cortex. 2006 Sep;16(9):1283-8. doi: 10.1093/cercor/bhj070. Epub 2005 Nov 9. — View Citation

Muhlnickel W, Elbert T, Taub E, Flor H. Reorganization of auditory cortex in tinnitus. Proc Natl Acad Sci U S A. 1998 Aug 18;95(17):10340-3. doi: 10.1073/pnas.95.17.10340. — View Citation

Ploghaus A, Tracey I, Gati JS, Clare S, Menon RS, Matthews PM, Rawlins JN. Dissociating pain from its anticipation in the human brain. Science. 1999 Jun 18;284(5422):1979-81. doi: 10.1126/science.284.5422.1979. — View Citation

Price JL, Drevets WC. Neurocircuitry of mood disorders. Neuropsychopharmacology. 2010 Jan;35(1):192-216. doi: 10.1038/npp.2009.104. — View Citation

Roberts LE, Eggermont JJ, Caspary DM, Shore SE, Melcher JR, Kaltenbach JA. Ringing ears: the neuroscience of tinnitus. J Neurosci. 2010 Nov 10;30(45):14972-9. doi: 10.1523/JNEUROSCI.4028-10.2010. — View Citation

Sindhusake D, Golding M, Newall P, Rubin G, Jakobsen K, Mitchell P. Risk factors for tinnitus in a population of older adults: the blue mountains hearing study. Ear Hear. 2003 Dec;24(6):501-7. doi: 10.1097/01.AUD.0000100204.08771.3D. — View Citation

Wager TD, Rilling JK, Smith EE, Sokolik A, Casey KL, Davidson RJ, Kosslyn SM, Rose RM, Cohen JD. Placebo-induced changes in FMRI in the anticipation and experience of pain. Science. 2004 Feb 20;303(5661):1162-7. doi: 10.1126/science.1093065. — View Citation

* Note: There are 17 references in allClick here to view all references

Outcome

Type Measure Description Time frame Safety issue
Primary Tinnitus Functional Index (TFI) Subjective improvement from baseline in tinnitus symptoms as measured by Tinnitus Functional Index (TFI). The TFI is scored from 0% to 100%, with higher scores indicating a more negative impact of tinnitus. 8 weeks
Secondary Visual Analog Scale (VAS) Subjective improvement in tinnitus loudness severity based on a visual analog scale (VAS). The VAS is scored from 0 to 10, with a higher score representing an increased severity of tinnitus. 8 weeks
Secondary Patient Health Questionnaire (PHQ) Subjective improvement in depression symptoms based on patient health questionnaire (PHQ). The PHQ is scored from 0 to 27, with a higher score indicating increased depression severity. 8 weeks
Secondary Perceived Stress Scale (PSS) Subjective improvement in stress based on perceived stress scale (PSS). The PSS is scored from 0 to 40, with higher scores indicating higher perceived stress. 8 weeks
Secondary Sleep Quality Index (SQI) Subjective improvement in sleep quality based on sleep quality index (SQI). The SQI is scored from 0 to 21, with higher scores indicating worse quality of sleep. 8 weeks
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