Clinical trials: Hyposmia
Budesonide, Olfaction Disorders
Trial Evaluating the Efficacy of Local Budesonide Therapy in the Management of Hyposmia in COVID-19 Patients Without Signs of Severity
The initial symptoms described in the first cases of COVID-19 were mainly fever and respiratory signs. Recently, there has been an increase in cases of hyposmia without associated nasal obstruction or rhinorrhea.
- Conditions
- Budesonide, Olfaction Disorders, SARS-CoV-2, Anosmia
- Trial name
- COVIDORL (NCT04361474)
- Testing
- Budesonide Nasal, Physiological serum
- Where
- France
- Volunteers
- 120 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Hyposmia, COVID-19
Olfactory Training as a Treatment for Olfactory Dysfunction Post COVID-19
Olfactory dysfunction is a defining symptom of COVID-19 infection. Studies have demonstrated improved olfaction in patients with post infectious olfactory dysfunction after an olfactory training (OT).
- Conditions
- Hyposmia, COVID-19, Parosmia, Anosmia
- Trial name
- OTTODC19 (NCT05384561)
- Testing
- Smell training
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- Université du Québec à Trois-Rivières
Hyposmia
Treatment of Postviral Olfactory Dysfunction
A decreased sense of smell (hyposmia) is often caused by viral infections, such as COVID-19. Today, the only recommended treatment for hyposmia is olfactory training, a time consuming method with limitations in terms of both…
- Trial name
- NCT06142565
- Testing
- Nose plug, Regular olfactory training
- Where
- Sweden
- Volunteers
- 120 people
- Sponsor
- Karolinska Institutet
SARS-CoV-2
ANalyzing Olfactory Dysfunction Mechanisms In COVID-19
We aim to understand the mechanism of olfactory dysfunction in COVID-19.
- Trial name
- ANOSMIC-19 (NCT04445597)
- Testing
- Sampling of tissue
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Olfaction Disorders, COVID-19 Testing
Rapid Screening for Olfactory Disorders in Covid-19 Infection
Loss of smell is very frequently found in Europe during Covid-19 attack. This symptom was not initially expected as part of the classic symptomatology.
- Trial name
- OLFASCAN (NCT04696601)
- Testing
- Olfactory test
- Where
- France
- Volunteers
- healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice
Post Acute Sequelae Covid-19 Hyposmia
Directed Topical Drug Delivery for Treatment for PASC Hyposmia
This is a phase II randomized, double-blinded, placebo-controlled study to evaluate the efficacy of topical intranasal treatment of beclomethasone vs. placebo for improved olfactory function.
- Trial name
- NCT05970731
- Testing
- Beclomethasone, Microsponge
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Duke University
Amyloidosis, Cardiac Amyloidosis
Study of Olfactory Disorders in Patients With Cardiac Amyloidosis
Amyloidosis is a disease caused by the continuous accumulation of fibrillary proteins in the extracellular matrix causing the architecture of different organs to be disrupted. The prevalence of the disease increases with age.
- Conditions
- Amyloidosis, Cardiac Amyloidosis, Olfactory Loss, Hyposmia
- Trial name
- AMYLODOR (NCT04661800)
- Testing
- Sniffin's stick test
- Where
- France
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Olfactory Dysfunction, Anosmia
Topical Versus Injection PRP for Olfactory Dysfunction
The goal of this clinical trial is to determine whether two different delivery methods of autologous platelet-rich plasma (PRP) can improve olfactory function in adults with persistent olfactory dysfunction lasting more than…
- Conditions
- Olfactory Dysfunction, Anosmia, Hyposmia
- Trial name
- TOP-IN (NCT07151703)
- Testing
- Intranasal Injection of Autologous PRP, Carrier-Assisted Topical Application of Autologous PRP, platelet-rich plasma
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Smell Disorder, Taste Disorders
Taste and Smell Impairment in Critically Ill COVID-19 Patients
Evaluating the smell and taste perceptions of patients hospitalized in the intensive care unit with suspicion of Coronavirus disease-19 diagnosis with a survey study
- Conditions
- Smell Disorder, Taste Disorders, Coronavirus Infection
- Trial name
- NCT04532632
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Pinar Ay Sayin
Anosmia, Hyposmia
The Clinical Applicability of the 'TIB' Olfactory Test Device
The aim of this study was to evaluate the validity and test-retest reliability of the 'TIB' Olfactory Test Device, a new olfactory test tool developed by Top International Biotech, Taipei, and to determine its normative values.
- Trial name
- NCT05152030
- Testing
- 'TIB' Olfactory Test, Traditional Chinese version of the University of Pennsylvania of Smell Identification Test (UPSIT-TC)
- Where
- Taiwan
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Taichung Veterans General Hospital
Anosmia
NAC Trial for Anosmia
The purpose of this research study is to evaluate the use of NAC in the treatment of anosmia (a loss of the sense of smell). This drug is already approved by the Food and Drug Administration (FDA) for oral or pulmonary (lung)…
- Trial name
- NCT02481609
- Testing
- N-acetyl cysteine (NAC)
- Where
- United States
- Volunteers
- 29 people
- Sponsor
- University of Miami
Chronic Sinusitis
Effects of Anti-IgE Antibody Omalizumab on Patients With Chronic Sinusitis
We propose to study the effects of Xolair on patients with chronic sinusitis with or without nasal polyps. Because of the similarities between the inflammatory processes found in asthmas and rhinitis to those found in chronic…
- Trial name
- NCT00603785
- Testing
- Xolair
- Sponsor
- University of California, San Francisco
Olfaction Disorders, Smell Disorders
Olfactory Training on Smell Dysfunction Patients in HK
Causes of olfactory dysfunction can be classified into conductive and sensorineural causes. Conductive causes are mainly due to structural nasal problem, which can be treated by nasal surgery Sensorineural causes included…
- Conditions
- Olfaction Disorders, Smell Disorders, Anosmia, Hyposmia
- Trial name
- NCT05364125
- Testing
- Olfactory Training, Control
- Where
- Hong Kong
- Volunteers
- 80 people
- Sponsor
- Pamela Youde Nethersole Eastern Hospital
Covid19, Anosmia
Smell in Covid-19 and Efficacy of Nasal Theophylline
Evidence of COVID-19 related anosmia and dysgeusia continues to accumulate daily. Currently, up to 80% of patients report subjective olfactory dysfunction (OD), and prevalence using objective olfactory testing could be even…
- Conditions
- Covid19, Anosmia, Olfactory Disorder, Covid-19 Pandemic
- Trial name
- SCENT2 (NCT04789499)
- Testing
- Theophylline Powder
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- Washington University School of Medicine
Olfactory Disorder, Anosmia
Smell Changes & Efficacy of Nasal Theophylline
This study evaluates the efficacy and safety of nasal theophylline irrigation in treating smell loss related to a viral respiratory infection.
- Conditions
- Olfactory Disorder, Anosmia, Viral Infection, Theophylline Causing Adverse Effects in Therapeutic Use
- Trial name
- SCENT (NCT03990766)
- Testing
- Theophylline, Saline Nasal
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- Washington University School of Medicine
Olfactory Disorder
Steroid Nasal Irrigation for Flavor Evaluation and Detection Study
The purpose of this research study is to examine the efficacy of a 12-week smell training intervention for participants with olfactory dysfunction following an infection of the upper respiratory tract.
- Trial name
- SNIFFED (NCT02985515)
- Testing
- Smell training
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
COVID-19, Hyposmia
Olfactory Training in COVID-19 Associated Loss of Smell
Olfactory dysfunction (OD) like hyposmia or anosmia has been realized as a common symptom or even cardinal sign of the disease and can be persisting after recovering.
- Trial name
- NCT05421221
- Testing
- Sniffin' sticks Duftquartett
- Where
- Austria
- Volunteers
- 70 people
- Sponsor
- Medical University Innsbruck
Hyposmia
Treatment of Olfactory Dysfunction Using Vagus Nerve Stimulation
Hyposmia, a reduced sense of smell, is commonly linked to viral infections like COVID-19. Currently, the sole recommended treatment is olfactory training, a method that is both time-intensive and limited in its effectiveness.
- Trial name
- NCT06817499
- Testing
- Nasal Insert + VNS, Nasal Insert
- Where
- Sweden
- Volunteers
- 40 people
- Sponsor
- Karolinska Institutet
Parkinson's Disease
Decrease in Sense of Smell and Associated Cognitive Decline in Parkinson's Disease
The overarching goal of this prospective cohort study is to test the hypotheses that greater severity of hyposmia is associated with increased risk of cognitive decline in PD and that worsening hyposmia parallels progressive…
- Trial name
- OLF (NCT01572142)
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- University of Michigan
Cognitive Aging, Hyposmia
Mechanical and Sensorial Training in the Olfactive Rehabilitation of Patients With Total Laryngectomy
To assess the efficacy of two olfactory rehabilitation protocols (Nasal Airflow-Inducing Maneuver (NAIM) with or without ol-factory training) on olfactory function (sniffing stick test) and quality of life (questionnaire Self-MOQ…
- Conditions
- Cognitive Aging, Hyposmia, Total Laryngectomy
- Trial name
- OLFAC-TL (NCT07122037)
- Testing
- DosMedical Smell Training Set, Nasal Airflow Inducing Maneuver
- Where
- Belgium
- Volunteers
- 16 people
- Sponsor
- University Hospital of Mont-Godinne