12 completed, 3 unknown, 1 withdrawn. 8 Not applicable, 2 Phase 2, 1 Phase 1, 1 Phase 3.
| Phase | Trials | Status |
|---|---|---|
| Not applicable | 8 | Completed 6, Unknown 1, Withdrawn 1 |
| Phase 2 | 2 | Completed 1, Unknown 1 |
| Phase 1 | 1 | Unknown 1 |
| Phase 3 | 1 | Completed 1 |
Follow Ageusia: new trials by email Literature Review of Ageusia trials Research Report on Ageusia
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Multimodal Chewing Gum Flavour Training to Aid Flavour Perception Recovery - a Pilot Study. Flavour impairment training using chewing gum group (FIT), Olfactory training group (OT), Waiting list control group - Anosmia, Parosmia | Not applicable | Completed | University of Nottingham | 30 | 2024-10-21 | 2026-03-27 |
| Effect of Dried Miracle Berry on the Olfactory-gustative Perception in Malnourished Cancer Patients DMB lowest dose, DMB highest dose, Strawberry lyophilisate - Cancer, Dysgeusia | Not applicable | Completed | Instituto de Investigación Hospital Universitario La Paz | 21 | 2022-06-23 | 2024-08-15 |
| Efficacy of Photobiomodulation in the Rehabilitation of Olfactory Dysfunctions Induced by Long COVID-19 low-intensity laser treatment - Anosmia, Ageusia | Not applicable | Unknown | Gaffree & Guinle Universitary Hospital | 30 | 2022-06-05 | 2024-05-21 |
| Lactoferrin for COVID-19-Induced Taste or Smell Abnormality Lactoferrin - Covid19, Taste Disorder, Secondary | Not applicable | Withdrawn | Wake Forest University Health Sciences | 2022-06-01 | 2023-03-08 | |
| Diode Laser 940 nm in Management of Loss of Taste Sensation a 940-nm diode laser - SARS-CoV Infection | Not applicable | Completed | Fayoum University | 40 | 2021-04-10 | 2021-11-04 |
| Smell in Covid-19 and Efficacy of Nasal Theophylline Theophylline Powder, Placebo Comparator - Covid19, Anosmia | Phase 2 | Completed | Washington University School of Medicine | 51 | 2021-03-15 | 2023-05-24 |
| Recovering Damaged Cells for Sequelae Caused by COVID-19, SARS-CoV-2 PurWet, FurFat, PurApo - Sequelae of; Infection, Post Infection Glomerulonephritis | Phase 1 / Phase 2 | Unknown | All Natural Medicine Clinic, LLC | 2000 | 2021-03-01 | 2021-05-26 |
| Visual-OLfactory Training in Participants With COVID-19 Resultant Loss of Smell Smell Training - Anosmia, Covid19 | Not applicable | Completed | Washington University School of Medicine | 240 | 2021-01-11 | 2022-06-21 |
| Efficacy of Olfactive Training on Loss of Smell and Taste Caused by SARS CoV2 COVID-19 (Covid-Smell) Olfactory rehabilitation consists of smelling a series of spices every day for 2 months - COVID - 19 | Not applicable | Completed | Centre Hospitalier Universitaire de la Guadeloupe | 40 | 2020-11-18 | 2025-10-02 |
| Cerebrolycin for Treatment of Covid-related Anosmia and Ageusia Cerebrolysin - Covid19 Related Anosmia and Aguesia | Phase 3 | Completed | Assiut University | 250 | 2020-08-01 | 2023-01-03 |
| Singapore COVID-19 Chemosensory Tracking (SCCT) Study Home-use Test and Follow-up Questionnaire - Covid19 | Completed | Singapore Institute of Food and Biotechnology Innovation | 102 | 2020-07-17 | 2021-12-14 | |
| Investigating Anosmia and Ageusia in COVID-19 Adult Patients in Saudi Arabia NHANES smell and taste tests - Anosmia, Ageusia | Completed | Princess Nourah Bint Abdulrahman University | 250 | 2020-06-15 | 2022-05-04 | |
| Retrospective Study on Anosmias and Ageusias Linked to Infection by Covid-19 Covid-19 | Unknown | University Hospital, Strasbourg, France | 300 | 2020-04-03 | 2020-12-28 | |
| Diagnostic Value of Patient - Reported and Clinically Verified Olfactory Disorders (COVID-19) Reporting of anosmia, ageusia and other clinical symptoms - COVID-19 | Completed | University Hospital, Montpellier | 809 | 2020-03-01 | 2020-06-01 | |
| Taste Disorders and Their Relation to BMI, FFQ, and EORTC QLQ-BR23 in Breast Cancer Patients During Chemotherapy. Taste disorder´s test - Breast Cancer, Taste Disorders | Completed | Hospital General de Mexico | 106 | 2017-01-01 | 2020-09-10 | |
| Free Fatty Acids: Short Exposure Study NEFA, Sucrose - Hypogeusia | Not applicable | Completed | Purdue University | 100 | 2012-05-01 | 2014-11-21 |
Anosmia (12) · COVID-19 (10) · Dysgeusia (5) · Olfaction Disorders (4) · Taste Disorders (3) · Anxiety Disorders (1) · Arthritis, Reactive (1) · Bipolar Disorder (1) · Breast Neoplasms (1) · COVID-19 stress syndrome (1) · Coronavirus Infections (1) · Depression (1) · Gastroesophageal Reflux (1) · Glomerulonephritis (1)
Nervous System Diseases (16) · Neurologic Manifestations (16) · Pathological Conditions, Signs and Symptoms (16) · Sensation Disorders (16) · Signs and Symptoms (16) · Taste Disorders (13) · Coronaviridae Infections (11) · Infections (11) · Nidovirales Infections (11) · RNA Virus Infections (11) · Respiratory Tract Diseases (11) · Respiratory Tract Infections (11) · Virus Diseases (11) · Coronavirus Infections (10) · Lung Diseases (10)
Fatty Acids, Nonesterified (1) · Lactoferrin (1) · Lasers, Semiconductor (1) · Oleic Acid (1) · Olfactory Training (1) · Sucrose (1) · cerebrolysin (1)
Washington University School of Medicine (2) · All Natural Medicine Clinic, LLC (1) · Assiut University (1) · Centre Hospitalier Universitaire de la Guadeloupe (1) · Fayoum University (1) · Gaffree & Guinle Universitary Hospital (1) · Hospital General de Mexico (1) · Instituto de Investigación Hospital Universitario La Paz (1) · Princess Nourah Bint Abdulrahman University (1) · Purdue University (1) · Singapore Institute of Food and Biotechnology Innovation (1) · University Hospital, Montpellier (1) · University Hospital, Strasbourg, France (1) · University of Nottingham (1) · Wake Forest University Health Sciences (1)
United States (4) · Egypt (2) · France (2) · Brazil (1) · Guadeloupe (1) · Mexico (1) · Saudi Arabia (1) · Singapore (1) · Spain (1) · United Kingdom (1)
Ciaran Forde, Phd (1) · Claudia CF Vasconcelos, PHD (1) · Glenn J Lesser, MD (1) · Jay F Piccirillo, M.D., FACS (1) · Jay F. Piccirillo, M.D., FACS (1) · Mariana B Hammerle, MD (1) · Moira A Taylor, PhD (1) · Ni Yang, PhD (1) · Rebecca Ford, PhD (1) · Richard D Mattes, PhD (1)
PMID 32253535, PMID 33351775, PMID 35366736, PMID 35797024, PMID 36580304, PMID 37950370, PMID 37960292, PMID 38931260, PMID 40430444