Clinical trials: Anosmia
Dysosmia, Anosmia
Treatment of Pediatric Patients That Lost Sense of Smell Due to COVID-19
This research study is a randomized controlled trial in pediatric and young adult patients who have lost their sense of smell due to COVID-19 viral infection. The goals are: 1.
- Conditions
- Dysosmia, Anosmia, Covid19
- Trial name
- NCT04964414
- Testing
- Smell Retraining, Budesonide
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Amanda Stapleton
End Stage Renal Disease, Olfactory Disorders
Helping Olfaction and Nutrition On Renal Replacement
This clinical trial examines whether nasal theophylline administration can improve olfaction and nutrition in hemodialysis patients.
- Trial name
- HONORR (NCT02479451)
- Testing
- Theophylline
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Massachusetts General Hospital
Stress, Anxiety
The Effects of Smell on Mood and Physical Responses
The purpose of this study is to examine the body's response to relaxing and stimulating fragrances commonly used in aromatherapy.
- Conditions
- Stress, Anxiety, Depression
- Trial name
- NCT00097253
- Testing
- Exposure to relaxant and stimulant odors
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- National Center for Complementary and Integrative Health (NCCIH)
Anosmia, Head Trauma
NAC for Head Trauma-induced Anosmia
This study will compare administration of N-Acetyl Cysteine (NAC) versus placebo for the treatment of olfactory loss due to head injury.
- Trial name
- NCT03680911
- Testing
- N Acetyl Cysteine
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- University of Miami
COVID-19, Olfactory Disorder
Efficacy of Gabapentin for Post-Covid-19 Olfactory Dysfunction
This study will investigate the efficacy of oral gabapentin in olfactory improvement following Covid-19- associated olfactory dysfunction. This is a randomized, double-blinded, placebo-controlled trial.
- Conditions
- COVID-19, Olfactory Disorder, Anosmia, Hyposmia
- Trial name
- GRACE (NCT05184192)
- Testing
- Gabapentin gelatin capsules 300mg
- Where
- United States
- Volunteers
- 68 people
- Sponsor
- Washington University School of Medicine
Anosmia, Hyposmia
Stellate Ganglion Block for COVID-19-Induced Olfactory Dysfunction
Chronic olfactory dysfunction from the COVID-19 pandemic is a growing public health crisis with up to 1.2 million people in the Unites States affected.
- Conditions
- Anosmia, Hyposmia, Parosmia, Olfactory Disorder
- Trial name
- NCT05445921
- Testing
- Stellate Ganglion Block
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Washington University School of Medicine
COVID-19
Validation of a Rapid Quantitative Test for Loss of Smell in COVID-19 Subjects
The purpose of this study is to evaluate the performance of a non-invasive olfactory device as a rapid indicator of COVID-19 in positive subjects.
- Trial name
- NCT04431908
- Testing
- olfactory device
- Where
- United States
- Volunteers
- 1,320 people
- Sponsor
- Yale University
Alzheimer Disease, Mild Cognitive Impairment
Olfactory Deficits and Donepezil Treatment in Cognitively Impaired Elderly
Olfactory identification deficits occur in patients with Alzheimer's disease (AD), are associated with disease severity, predict conversion from mild cognitive impairment (MCI) to AD and are associated with healthy elderly…
- Conditions
- Alzheimer Disease, Mild Cognitive Impairment, Delirium, Dementia, Amnestic, Cognitive Disorders
- Trial name
- NCT01951118
- Testing
- Donepezil
- Where
- United States
- Volunteers
- 121 people
- Sponsor
- New York State Psychiatric Institute
COVID-19-Induced Parosmia
Stellate Ganglion Block for COVID-induced Parosmia
Chronic olfactory dysfunction, both hyposmia and parosmia, from the COVID-19 pandemic is a growing public health crisis with up to 1.2 million people in the United States affected.
- Trial name
- SGB (NCT06253806)
- Testing
- Stellate Ganglion Block
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Washington University School of Medicine
Fibromyalgia
Evaluation of Smell and Taste in Fibromyalgia
Patients diagnosed with fibromyalgia syndrome according to 2016 ACR criteria and 18-70 years old healthy subjects will be included in the study. Their smell and taste will be assessed with sniffin sticks and taste strips.
- Trial name
- NCT03823937
- Testing
- Sniffin' Sticks test and Taste strips
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Sultan Abdulhamid Han Training and Research Hospital, Istanbul, Turkey
Anosmia, Covid19
COVID-19 Anosmia Study
To capture the natural history of COVID-19 associated olfactory dysfunction as measured by two patient reported outcome measures (SNOT-22, QOD-NS) and a 6-week BSIT with a comparison to an intervention arm receiving daily omega-3…
- Trial name
- NCT04495816
- Testing
- Omega-3 Fatty Acid Supplement
- Where
- United States
- Volunteers
- 139 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
COVID-19
Smell in COVID-19 and Efficacy of Nasal Theophylline (SCENT 3)
The purpose of this Phase II trial is to test the effectiveness of intranasal theophylline irrigations for the treatment of COVID-19 related smell dysfunction.
- Trial name
- NCT05947643
- Testing
- theophylline
- Where
- United States
- Volunteers
- 77 people
- Sponsor
- Washington University School of Medicine
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
Covid19, Anosmia
Study of Hesperidin Therapy on COVID-19 Symptoms (HESPERIDIN)
The main aim of this study is to determine the effects of short-term treatment with hesperidin on COVID-19 symptoms in comparison with a placebo.
- Conditions
- Covid19, Anosmia, Fever, Cough
- Trial name
- Hesperidin (NCT04715932)
- Testing
- Hesperidin
- Where
- Canada
- Volunteers
- 216 people
- Sponsor
- Montreal Heart Institute
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
Mild Cognitive Impairment
Olfactory Deficits in MCI as Predictor of Improved Cognition on Donepezil
Odor identification deficits, which are a result of early Alzheimer's Disease (AD) pathology in the olfactory bulb and tract as well as olfactory projection areas in the medial temporal lobe (entorhinal and piriform cortex and…
- Trial name
- NCT01845636
- Testing
- Donepezil, Atropine
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- New York State Psychiatric Institute
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