Clinical trials: Smell Loss
Congenital Cytomegalovirus Infection
Assesment of Olfactory Disorders and Performance of a New Olfactory Test in Children With Congenital CMV
CMV lesions were found in the olfactory system of children with congenital CMV infection but no study has hitherto examined the impact of congenital CMV infection on olfaction.
- Trial name
- INFECSMELL (NCT02782988)
- Testing
- olfactory tests, otoacoustic emissions (OAE)
- Where
- 2 sites in France
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- Institut Pasteur
Telomere Disease, Telomere Shortening
Nasal Brushing for the Diagnosis and Understanding of Telomeropathies
To date, the diagnosis of telomeropathies is based on telomere length measured in blood cells. However, this type of analysis is not always sufficient because some mutations underlying the development of telomeropathies are not…
- Trial name
- TELOSTIC (NCT05508321)
- Testing
- Nasal brushing, Sniffin' Sticks
- Where
- Belgium
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Specific Anosmias
Experiments to Test How and Why the Sense of Smell Differs Between People
The ability to smell varies greatly between different individuals. Some people are unable to detect an odor that most people can smell. It is not known what causes these individual differences.
- Trial name
- NCT00220038
- Testing
- smell tests
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
Anosmia, COVID-19
Effectiveness and Safety of Platelet Rich Plasma (PRP) on Persistent Olfactory Dysfunction Related to COVID-19
Olfactory dysfunction (OD) is a well know symptom of coronavirus disease 2019 (COVID-19), accounting for 48 to 85% of patients. In 1 to 10% of cases, patients develop a chronic olfactory dysfunction (COD,) lasting more than 6…
- Trial name
- NCT05226546
- Testing
- Platelet rich plasma (PRP), olfactory training
- Where
- Belgium
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Saint Pierre
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
Weight, Birth, Premature Birth
Effects of Olfactory and Gustatory Stimulus on the Nutrition of Premature Babies
The objective of this clinical trial is to test the effects of olfactory and taste stimulation with milk or water in premature newborns with a gestational age between 28 and 32 weeks.
- Trial name
- NCT06305052
- Testing
- Milk, Water
- Where
- Brazil
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Professor Fernando Figueira Integral Medicine Institute
Hyposmia
Study of CYR-064 Versus Placebo in Patients.
Randomized, double-blinded, placebo-controlled trial to determine the safety and efficacy of CYR-064.
- Trial name
- NCT06019000
- Testing
- CYR-064
- Where
- 14 sites in United States
- Volunteers
- 151 people, healthy volunteers welcome
- Sponsor
- Cyrano Therapeutics, Inc.
HIV, Substance Use Disorder
Olfactory Function and Model-Based Behavior in People Living With HIV and SUD
Background: Human immunodeficiency virus (HIV) infection can affect areas of the brain that control thinking ability. These same areas of the brain also control the sense of smell.
- Trial name
- NCT07637669
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
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
Detection Dogs as a Help in the Detection of COVID-19
Canine olfactive detection has proven its efficacy in numerous situations (explosives, drugs, bank notes…) including for early diagnosis of human diseases: various cancers, alert of diabetic or epileptic people in immediate alarm…
- Trial name
- COVDOG (NCT05205655)
- Testing
- collection of odour samples
- Where
- Tunisia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Hôpital Universitaire Sahloul
Food Intake
Evaluate a Medication on How Hunger and Appetite Are Influenced by Smell
The purpose of this study is to determine whether the blood pressure medication, diltiazem, will temporarily decrease the sense of smell when given in a nasal spray which will then reduce food intake.
- Trial name
- NCT01021176
- Testing
- Diltiazem
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Parkinson Disease
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
The Parkinson Progression Marker Initiative (PPMI) is a longitudinal, observational, multi-center natural history study to assess progression of clinical features, digital outcomes, and imaging, biologic and genetic markers of…
- Trial name
- PPMI (NCT04477785)
- Where
- 50 sites in United States, Austria and 10 more
- Volunteers
- 4,500 people, healthy volunteers welcome
- Sponsor
- Michael J. Fox Foundation for Parkinson's Research
Olfaction, Diet
The Effects of Acute Caloric Deprivation on Odour Identification and Food Reward
The purpose of this study is to determine how the modality of energy depletion can differently impact appetite hormones, ad libitum food intake, food hedonics, and olfaction.
- Conditions
- Olfaction, Diet, Exercise, Energy Depletion
- Trial name
- DEXDER (NCT02653378)
- Testing
- DIET, EX
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Olfactory Disorder
cAMP (Cyclic Adenosine Monophosphate) Levels in the Nose
The purpose of this study is to determine the normal distribution of nasal tissue cathelicidin antimicrobial peptides (cAMP) levels in subjects with normal smell and subjects with smell dysfunction.
- Trial name
- NCT01332825
- Testing
- saline nasal irrigation
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Washington
Cognitive Function
Sensory Enrichment for Older Adults
This study evaluates the efficacy of multi-odorant enrichment on cognitive skills, olfactory function, and quality of life.
- Trial name
- NCT03914989
- Testing
- olfactory enrichment (essential oils)
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Anosmia
Investigating the Efficacy of OMT to Recover Olfactory Perception After COVID-19
One of the most widespread symptoms of COVID-19 is loss of the sense of smell. There are very few treatments for helping individuals recover their sense of smell.
- Trial name
- NCT06766279
- Testing
- Osteopathic Manipulative Treatment
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Burrell College of Health Sciences
Cancer
Sensory Approach of Food Modifications Led by Chemotherapy
The aim of the present study was to evaluate the impact of chemotherapy on sensorial perception in lung cancer patients in comparison to a control group (individuals without lung cancer and chemotherapy treatment).
- Trial name
- ARC-1 (NCT02368509)
- Testing
- Perform sensory tests
- Where
- 3 sites in France
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
COVID-19, Anosmia
Finding Out if COVID-19 Infection Can be pREdicted by ChAnges in Smell and/or Taste
The FORECAST Study is an observational cohort study looking at two cohorts of patients presenting with COVID-19: a general public cohort, aiming to investigate if new loss or reduced sense of smell and/or taste are early signs of…
- Trial name
- FORECAST (NCT04377815)
- Testing
- General Public cohort
- Where
- 2 sites in United Kingdom
- Volunteers
- 569 people, healthy volunteers welcome
- Sponsor
- University College, London
Smell Dysfunction, Taste Dysfunction
Post-Covid-19 Patients Follow-up Study
Taste, smell, trigeminal and salivary function is impacted in post-COVID-19 patients
- Conditions
- Smell Dysfunction, Taste Dysfunction, Trigeminal Dysfunction, Salivary Dysfunction
- Trial name
- COVID-19 (NCT07571382)
- Testing
- Smell training
- Where
- Norway
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- University of Oslo
Hyposmia, Parkinson Disease
The Vietnamese Smell Identification Test in the Diagnosis of Parkinson's Disease
The goal of this observational study is to assess the value of the Vietnamese smell identification test (VSIT) in the diagnosis of Parkinson's disease, and compare it with the commonly used test in the world, Brisk smell…
- Trial name
- NCT05837637
- Testing
- The Vietnamese Smell Identification test (VSIT), the Brief Smell Identification test (BSIT)
- Where
- Vietnam
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- University Medical Center Ho Chi Minh City (UMC)