Clinical trials: Smell
Anosmic and Hyposmic Patients
A Study of the Effects of Sodium Citrate on Olfactory Thresholds
The study will be undertaken at the ENT department of the Leicester Royal Infirmary and in a research laboratory at the University of Leicester and also in the ENT department at the West Suffolk Hospital.
- Trial name
- NCT00409812
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospitals, Leicester
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
Alzheimer Disease, Olfaction Disorders
Computerized Olfactory Test - Alzheimer Disease Mild Stage
This study evaluates the effectiveness of the smell tests that are used in early diagnosis of mild dementia.
- Trial name
- NCT03698760
- Testing
- Olfactory test
- Where
- Canada
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Jewish General Hospital
Pain, Fear
Pain and Fear of Venous Blood Collection in Children
Nurses are in the position of primary health care provider in relieving children's pain and fears of bloodletting in the wards where they work.
- Trial name
- NCT05301088
- Testing
- Chocolate Scent
- Where
- Turkey (Türkiye)
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Melanoma, Non-small Cell Lung Cancer (NSCLC)
Taste and Smell Dysfunction in Patients More Than Two Years After Start of Immune Checkpoint Inhibitor Therapy
Background of the study: Immune checkpoint inhibitors (ICIs) are widely used as treatment for multiple cancer types and the number of patients with longterm disease control after ICIs is increasing.
- Conditions
- Melanoma, Non-small Cell Lung Cancer (NSCLC), Urogenital Cancers
- Trial name
- TasteSPICIER (NCT06495008)
- Testing
- no intervention, only questionnaires, saliva collection and taste/smell tests
- Where
- Netherlands
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- University Medical Center Groningen
Family-centered Care
The Effect of Maternally Scent-digested Blanket on Stress, Crying and Physiological Parameters of Premature Newborns
Olfaction is a highly developed and crucial sensory modality that connects the infant and the mother, facilitating the infant's ability to locate and reach the mother's breast.
- Trial name
- NCT06437106
- Testing
- A blanket impregnated with the mother's odor, blanket without mother's smell, control group
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Istanbul University - Cerrahpasa
Central Compartment Atopic Disease (CCAD)
Development of A Multi-section Olfactory Cleft Opacity Staging System in Patients With CCAD
This study aims to develop a modified CT scoring system to evaluate the association between olfactory cleft obstruction patterns and olfactory dysfunction in patients with central region atopic disease (CCAD).
- Trial name
- NCT07380945
- Testing
- Computer Tomography
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
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
Alzheimer s Disease, Mild Cognitive Impairment (MCI)
Crownlands Observing Progression With Neurons Study
The CROWN-I Study is an observational study to learn about molecular features of Alzheimer's disease (AD) and mild cognitive impairment (MCI).
- Trial name
- CROWN-I (NCT07611396)
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Crownlands
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
Chronic Rhinosinusitis (CRS)
Impact of Structural and Microenvironmental Abnormalities in Olfactory Cleft on Olfaction in CRS
The purpose of this research is to investigate the impact of structural abnormalities and microenvironmental changes in the olfactory cleft on olfactory function in patients with chronic rhinosinusitis (CRS).
- Trial name
- NCT06834477
- Testing
- Computed Tomography
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
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.
Nasal Obstruction
Nasal Obstruction and Olfactory Losses
About 13% of US adults, some 30 million people, suffer from nasal sinus disease. Although nasal obstruction and smell loss are two of the major symptoms of the disease that are crucial to disease management, currently there is a…
- Trial name
- NCT05920330
- Testing
- Nasal Plug
- Where
- United States
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Olfaction Disorders
Study of EEG and Nasal Stimulus in Olfactory Disorders
Neuroscent aims to analyze EEG signals induced by olfactory stimuli in individuals with normal and impaired olfactory functions, with a focus on patients with tinnitus.
- Trial name
- SENSO (NCT06589375)
- Testing
- Sniffin'Sticks
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
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