| Active Not Recruiting | A Study to Evaluate VXA-CoV2-3.3 COVID-19 Vaccine Against Currently Approved/Authorized mRNA COVID-19 Injectab NCT06672055 | Vaxart | Phase 2 |
| Completed | Risk of Air Contamination During Visceral Surgery in COVID19 Patients NCT04395599 | University Hospital, Lille | N/A |
| Unknown | TOGETHER - Toronto: Trial to Evaluate the Effect of Peginterferon Lambda for the Treatment of COVID-19 NCT04967430 | University Health Network, Toronto | Phase 3 |
| Unknown | Impact of COVID-19 on Pediatric Dental Practice During First, Second And Third Wave. NCT04592510 | Cairo University | — |
| Unknown | Assessment of SARS-CoV-2 Effect on Post-traumatic Stress of Patients Hospitalized in Intensive Care Unit NCT04872049 | Assistance Publique - Hôpitaux de Paris | — |
| Unknown | Efficacy and Safety of Favipiravir and Ribavirin Formulation for Treatment of COVID-19 NCT04828564 | The Scientific and Technological Research Council of Turkey | Phase 2 / Phase 3 |
| Withdrawn | Effects of mTOR Inhibition With Sirolimus (RAPA) in Patients With COVID-19 to Moderate the Progression of ARDS NCT04482712 | The University of Texas Health Science Center at San Antonio | Phase 1 / Phase 2 |
| Completed | Resistance Training and Clinical Status in Patients With Post Discharge Symptoms After Covid-19 NCT04797871 | Universidad Pública de Navarra | N/A |
| Completed | Mesenchymal Stromal Cells for the Treatment of SARS-CoV-2 Induced Acute Respiratory Failure (COVID-19 Disease) NCT04345601 | Baylor College of Medicine | Phase 1 / Phase 2 |
| Completed | Innovative Support for Patients With SARS-COV2 Infections (COVID-19) Registry (INSPIRE) NCT04610515 | Rush University Medical Center | — |
| Completed | Trial of Combination Therapy to Treat COVID-19 Infection NCT04482686 | ProgenaBiome | Phase 1 |
| Completed | Evaluation of the Efficacy of Nicotine Patches in SARS-CoV2 (COVID-19) Infection in Hospitalized Patients NCT04608201 | Assistance Publique - Hôpitaux de Paris | Phase 3 |
| Unknown | Efficacy of Subcutaneous Ivermectin With or Without Zinc in COVID-19 Patients NCT04472585 | Sohaib Ashraf | Phase 1 / Phase 2 |
| Completed | Methylene Blue Treatment of COVID-19 NCT04635605 | Fondazione Epatocentro Ticino | Phase 2 |
| Completed | Anti-Androgen Treatment for COVID-19 NCT04446429 | Applied Biology, Inc. | N/A |
| Completed | LSALT Peptide vs. Placebo to Prevent ARDS and Acute Kidney Injury in Patients Infected With SARS-CoV-2 (COVID- NCT04402957 | Arch Biopartners Inc. | Phase 2 |
| Completed | Defibrotide Therapy for SARS-CoV2 (COVID-19) Acute Respiratory Distress Syndrome (ARDS) NCT04530604 | Gregory Yanik | Phase 1 |
| Unknown | Prognostication of Oxygen Requirement in Non-severe SARS-CoV-2 Infection NCT04441372 | Medecins Sans Frontieres, Spain | — |
| Terminated | Efficacy and Safety of Dipeptidyl Peptidase-4 Inhibitors in Diabetic Patients With Established COVID-19 NCT04371978 | Rabin Medical Center | Phase 3 |
| Unknown | SARS-CoV2 Antibodies in Pediatric Patients (COVID-19) NCT04581148 | University of Erlangen-Nürnberg Medical School | — |
| Unknown | Previfenon® as Chemoprophylaxis of COVID-19 in Health Workers NCT04446065 | MELISA Institute Genomics & Proteomics Research SpA | Phase 2 / Phase 3 |
| Completed | Efficacy of N-Acetylcysteine (NAC) in Preventing COVID-19 From Progressing to Severe Disease NCT04419025 | Cambridge Health Alliance | Phase 2 |
| Completed | Mavrilimumab to Reduce Progression of Acute Respiratory Failure in COVID-19 Pneumonia and Systemic Hyper-infla NCT04463004 | Virginia Commonwealth University | Phase 2 |
| Unknown | Prevention of COVID19 Infection in Nursing Homes by Chemoprophylaxis With Hydroxychloroquine (PREVICHARM) NCT04400019 | University of Malaga | Phase 2 / Phase 3 |
| Unknown | Detection of SARS-CoV-2 in Semen of COVID-19 Positive Males NCT04391829 | Universitair Ziekenhuis Brussel | N/A |
| Active Not Recruiting | Low-Dose Radiotherapy For Patients With SARS-COV-2 (COVID-19) Pneumonia NCT04466683 | Ohio State University | Phase 2 |
| Terminated | Testing the Efficacy and Safety of BIO101 for the Prevention of Respiratory Deterioration in COVID-19 Patients NCT04472728 | Biophytis | Phase 2 / Phase 3 |
| Completed | Rapid Detection of COVID-19 by Portable and Connected Biosensor NCT04367142 | University Hospital, Lille | — |
| Unknown | Safety, Tolerability, and Pharmacokinetics of SAB-185 in Ambulatory Participants With COVID-19 NCT04469179 | SAb Biotherapeutics, Inc. | Phase 1 |
| Terminated | Morbimortality of Covid-19 in Patients With Chronic Inflammatory Rheumatism Treated With Immunosuppressants NCT04426279 | University Hospital, Lille | — |
| Withdrawn | Whole Blood Collection From Individuals in the Convalescent Phase of SARS-CoV-2 Infection NCT04409184 | Medical College of Wisconsin | — |
| Terminated | Ruxolitinib for Acute Respiratory Disorder Syndrome Due to COVID-19 NCT04477993 | Vanderson Geraldo Rocha | Phase 2 / Phase 3 |
| Completed | LILLE COVID RESEARCH NETWORK (Covid-19) NCT04475211 | University Hospital, Lille | — |
| Completed | A Study of LY3819253 (LY-CoV555) and LY3832479 (LY-CoV016) in Preventing SARS-CoV-2 Infection and COVID-19 in NCT04497987 | Eli Lilly and Company | Phase 3 |
| Completed | Are SARS-CoV-2 Specific Antibodies a Correlate for Protection? NCT04469634 | Institute of Tropical Medicine, Belgium | N/A |
| Completed | Rhu-pGSN for Severe Covid-19 Pneumonia NCT04358406 | BioAegis Therapeutics Inc. | Phase 2 |
| Unknown | Clinical Trial to Evaluate the Efficacy of RUTI® Against SARS-COV-2 Infection (COVID-19) in Healthcare Workers NCT04453488 | Fundació Institut Germans Trias i Pujol | Phase 3 |
| Completed | Trial of COVID-19 Outpatient Treatment in Individuals With Risk Factors for Aggravation NCT04356495 | University Hospital, Bordeaux | Phase 2 / Phase 3 |
| Unknown | Safety and Feasibility of Allogenic MSC in the Treatment of COVID-19 NCT04467047 | Hospital de Clinicas de Porto Alegre | Phase 1 |
| Completed | Mobile Health Study and Enhanced Symptom Monitoring in COVID-19 Cancer Patients NCT04397614 | University of Oklahoma | N/A |
| Unknown | Prevention, Efficacy and Safety of BCG Vaccine in COVID-19 Among Healthcare Workers NCT04461379 | Hospital Universitario Dr. Jose E. Gonzalez | Phase 3 |
| Completed | Postural Recruitment Maneuver in Patients With Acute Respiratory Distress Syndrome Due to COVID-19 Infection NCT04475068 | Hospital Nacional Edgardo Rebagliati Martins | — |
| Completed | Rapid, Onsite COVID-19 Detection NCT04460690 | University of Wisconsin, Madison | N/A |
| Completed | A Study on the Safety, Tolerability and Immune Response of SARS-CoV-2 Sclamp (COVID-19) Vaccine in Healthy Adu NCT04495933 | The University of Queensland | Phase 1 |
| Completed | Oral Favipiravir Compared to Placebo in Subjects With Mild COVID-19 NCT04346628 | Stanford University | Phase 2 |
| Completed | A Study of TL-895 With Standard Available Treatment Versus Standard Available Treatment for the Treatment of C NCT04419623 | Telios Pharma, Inc. | Phase 1 |
| Terminated | REassessement After Hospitalization for Sars-COV-2 disordER NCT04443257 | University Hospital, Montpellier | — |
| Unknown | CANnabiDiol for CoviD-19 pATiEnts With Mild to Moderate Symptoms NCT04467918 | University of Sao Paulo | Phase 2 / Phase 3 |
| Unknown | Effectiveness and Safety of Convalescent Plasma in Patients With High-risk COVID-19 NCT04425837 | Fundación Santa Fe de Bogota | Phase 2 / Phase 3 |
| Completed | Safety, Tolerability, and Pharmacokinetics of SAB-185 in Healthy Participants NCT04468958 | SAb Biotherapeutics, Inc. | Phase 1 |
| Unknown | Administration of Allogenic UC-MSCs as Adjuvant Therapy for Critically-Ill COVID-19 Patients NCT04457609 | Indonesia University | Phase 1 |
| Unknown | French Single Centre Experience of Critically Ill Patients With Covid 19 NCT04354558 | Centre Hospitalier Universitaire, Amiens | — |
| Withdrawn | HOPE: A Trial of Hydroxichloroquine Plus Azithromycin in High Risk COVID-19 NCT04575558 | Latin American Cooperative Oncology Group | Phase 2 |
| Terminated | Convalescent Plasma in ICU Patients With COVID-19-induced Respiratory Failure NCT04353206 | Noah Merin | EARLY_Phase 1 |
| Terminated | Beaumont Quantitative Lung Function Imaging to Characterize Patients With SARS-COV 2 NCT04320511 | Corewell Health East | — |
| Completed | A Study of Quintuple Therapy to Treat COVID-19 Infection NCT04334512 | ProgenaBiome | Phase 2 |
| Completed | A Study of Hydroxychloroquine, Vitamin C, Vitamin D, and Zinc for the Prevention of COVID-19 Infection NCT04335084 | ProgenaBiome | Phase 2 |
| Completed | Is COVID-19 Transmitted Through Human Milk? Implications for Breastfeeding and Human Milk Banking-Study 1b NCT04453982 | Deborah O'Connor | — |
| Completed | Study of Seroprevalence of Anti-SARS-CoV2 Among Children of Hospital Workers in AP-HP NCT04442087 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Serological Response to SARS-Cov-2 Virus in Personnel of the Institut Bergonié in the Context of the COVID-19 NCT04426006 | Institut Bergonié | N/A |
| Completed | Long-term Pulmonary Outcomes After Infection With Sars-CoV-2 NCT04401163 | University of Aarhus | — |
| Completed | Evaluation of Vaginal Fluid for Covid-19 Positivity in Women With Positive Nasofarengeal Covid-19 Test NCT04437940 | Acibadem University | — |
| Unknown | Longitudinal Study of Covid-19 Infection Among HCW in a French University Hospital NCT04362267 | University Hospital, Lille | — |
| Completed | Prevalence of COVID-19 Infection Among HCW in a French University Hospital NCT04371692 | University Hospital, Lille | — |
| Unknown | Identifying Functional and Psycho-social Complaints After Hospitalization for SARS-CoV-2 Infection( COVID 19)- NCT04561154 | Centre Hospitalier le Mans | N/A |
| Completed | The Impact of COVID-19 on Dialysis Users NCT04422873 | University of Portsmouth | — |
| Completed | Effects of COVID-19 Convalescent Plasma (CCP) on Coronavirus-associated Complications in Hospitalized Patients NCT04421404 | Priscilla Hsue, MD | Phase 2 |
| Unknown | The Assessment of the Prevalence, Clinical Course and Treatment of COVID-19 Complications NCT04453748 | Silesian Centre for Heart Diseases | — |
| Completed | Serological Study of the Exposure of Personnel to COVID-19 NCT04422977 | Centre Hospitalier Saint Joseph Saint Luc de Lyon | N/A |
| Unknown | Identification of Genetic Factors Determining Disease Course in the New Type of Coronavirus Infection, COVID-1 NCT04426253 | Szeged University | — |
| Completed | Study of Kinetics and Efficacy of the Immune Response Against COVID-19 Among Hospital Staff NCT04408001 | Direction Centrale du Service de Santé des Armées | — |
| Terminated | Safety and Efficacy of Hyperbaric Oxygen for ARDS in Patients With COVID-19 NCT04327505 | Karolinska Institutet | Phase 2 / Phase 3 |
| Unknown | Evaluation of an Alternative Method of Obtaining Viral RNA for the Detection of SARS-CoV-2 Virus Using PCR NCT04468217 | Neurognos | — |
| Active Not Recruiting | COPE - COVID-19 in Pregnancy and Early Childhood NCT04433364 | Sahlgrenska University Hospital | — |
| Completed | COVID-19 Infection and Transmission in Exposed, Confined and Community-based Infants NCT04413968 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Using GM-CSF as a Host Directed Therapeutic Against COVID-19 NCT04400929 | Singapore General Hospital | Phase 2 |
| Active Not Recruiting | Tocilizumab Treatment in Patients With COVID-19 NCT04363853 | Instituto Nacional de Cancerologia de Mexico | Phase 2 |
| Unknown | Prospective Assay for SARS-CoV-2 (COVID-19) Antibody Detection Indirectly by Immunofluorescence: SARS-CoV2 IIF NCT04429620 | Szeged University | — |
| Unknown | Inhalation of Ciclesonide for Patients With COVID-19: A Randomised Open Treatment Study (HALT COVID-19) NCT04381364 | Ola Blennow, MD, PhD | Phase 2 |
| Completed | A Study of APL-9 in Adults With Mild to Moderate ARDS Due to COVID-19 NCT04402060 | Apellis Pharmaceuticals, Inc. | Phase 1 / Phase 2 |
| Completed | Study of SARS-CoV2 Virus (COVID-19) Seroprevalence in the Population of Creil Air Force Base (BA110) NCT04404270 | Direction Centrale du Service de Santé des Armées | — |
| Completed | Is COVID-19 Transmitted Through Human Milk? Implications for Breastfeeding and Human Milk Banking-Study 1a NCT04453969 | Deborah O'Connor | — |
| Unknown | Mavrilimumab in Severe COVID-19 Pneumonia and Hyper-inflammation (COMBAT-19) NCT04397497 | Ospedale San Raffaele | Phase 2 |
| Completed | COVID-19 and ICU-acquired MDR Bacteria NCT04378842 | University Hospital, Lille | — |
| Unknown | Medium and Long Term Follow-up of COVID-19 Infected Patients: Research and Characterization of Pulmonary Seque NCT04519320 | Centre Hospitalier Universitaire de Besancon | N/A |
| Completed | Study of Viral Load and Maternal-fetal Serology in the Interpretation of the Vertical Transmission of SARS Cov NCT04402918 | Centre Hospitalier Universitaire de Besancon | N/A |
| Completed | Study of the SARS-COV-2 (COVID-19) Serological Profile of an Army Training Hospital Staff NCT04387838 | Direction Centrale du Service de Santé des Armées | — |
| Completed | Interferon Lambda for Immediate Antiviral Therapy at Diagnosis in COVID-19 NCT04354259 | University Health Network, Toronto | Phase 2 |
| Completed | Incidence of COVID-19 Test Conversion in Post-surgical Patients NCT04392323 | Northwell Health | N/A |
| Unknown | Echocardiography in Critically-ill Patients With COVID-19 Pneumonia NCT04414410 | Hospital Ambroise Paré Paris | — |
| Unknown | SARS-COV-2 Seroprevalence and Seroconversion Among Employees of the Universitair Ziekenhuis Brussel During the NCT04426292 | Universitair Ziekenhuis Brussel | N/A |
| Completed | Treatment of Covid-19 Associated Pneumonia With Allogenic Pooled Olfactory Mucosa-derived Mesenchymal Stem Cel NCT04382547 | Institute of Biophysics and Cell Engineering of National Academy of Sciences of Belarus | Phase 1 / Phase 2 |
| Completed | Bacterial and Fungal Microbiota of Patients With Severe Viral Pneumonia With COVID-19 NCT04359706 | University Hospital, Lille | — |
| Unknown | Efficacy and Safety of Hydroxychloroquine and Favipiravir in the Treatment of Mild to Moderate COVID-19 NCT04411433 | Ministry of Health, Turkey | Phase 3 |
| Unknown | SARS-CoV-2 Disguise Study NCT04395794 | Meshalkin Research Institute of Pathology of Circulation | — |
| Completed | Detection of COVID-19 in Saliva Collection NCT04386551 | Centre Hospitalier Universitaire, Amiens | — |
| Withdrawn | A Study of Hydroxycholoroquine Compared to Placebo as Treatment for People With COVID-19 NCT04379492 | Memorial Sloan Kettering Cancer Center | Phase 2 |
| Unknown | NORMAL HUMAN IMMUNOGLOBULINS (IVIG) IN PATIENTS AGED 75 YEARS AND OVER, COVID-19 WITH SEVERE ACUTE RESPIRATORY NCT04403269 | Versailles Hospital | Phase 2 |
| Completed | Safety and Efficacy of Viusid and Asbrip in Hospitalized Patients Infected by SARS-Cov-2 With COVID-19 NCT04407182 | Catalysis SL | Phase 2 |
| Completed | Study of the Pathogenesis of Olfactory Disorders in COVID-19 NCT04366934 | Institut Pasteur | — |
| Completed | BCG Vaccination for Healthcare Workers in COVID-19 Pandemic NCT04379336 | TASK Applied Science | Phase 3 |
| Unknown | A Study of Hydroxychloroquine and Zinc in the Prevention of COVID-19 Infection in Military Healthcare Workers NCT04377646 | Military Hospital of Tunis | Phase 3 |
| Completed | Cardiac Arrest Incidence and Outcome Among Patients With COVID-19 in French ICUs NCT04373759 | Centre Hospitalier Intercommunal de Toulon La Seyne sur Mer | — |
| Withdrawn | Concentration-effect Relationship of Enoxaparin for Thromboembolic Prevention NCT04520620 | Centre Hospitalier Universitaire de Saint Etienne | Phase 4 |
| Withdrawn | Hydroxychloroquine or Diltiazem-Niclosamide for the Treatment of COVID-19 NCT04372082 | University Hospital, Lille | Phase 3 |
| Terminated | Novel Agents for Treatment of High-risk COVID-19 Positive Patients NCT04374019 | Susanne Arnold | Phase 2 |
| Completed | Anxiety and Burnout in Anesthetists and Intensive Care Unit Nurses During Covid-19 Pandemic NCT04604119 | Sisli Hamidiye Etfal Training and Research Hospital | — |
| Completed | Honey & Nigella Sativa Trial Against COVID-19 NCT04347382 | Sohaib Ashraf | Phase 3 |
| Unknown | COVID-19 Respiratory Distress and Antithrombotic Drugs in Subject's Habits NCT04412473 | University Hospital, Strasbourg, France | — |
| Completed | Study of SOC Plus IVIG Compared to SOC Alone in the Treatment of COVID-19 NCT04411667 | George Sakoulas, MD | Phase 4 |
| Terminated | Preventing COVID-19 Complications With Low- and High-dose Anticoagulation NCT04345848 | University Hospital, Geneva | Phase 3 |
| Withdrawn | Assessment of the Efficacy and Safety of (HCQ) as a Prophylaxis for COVID19 for Health Professionals NCT04349228 | Abderrahmane Mami Hospital | Phase 3 |
| Unknown | Hydroxychloroquine as Prophylaxis for COVID-19 in Healthcare Workers (HCQPreP) NCT04363450 | Louisiana State University Health Sciences Center in New Orleans | Phase 3 |
| Completed | Psychological Impact of Quarantine in Rheumatoid Arthritis Patient During COVID-19 Outbreak NCT04351399 | University Hospital, Lille | — |
| Completed | Description of Ophthalmologic Injuries in Intensive Care During the SARS-CoV2 Epidemic - COVID19 NCT04385810 | Fondation Ophtalmologique Adolphe de Rothschild | N/A |
| Completed | Progesterone for the Treatment of COVID-19 in Hospitalized Men NCT04365127 | Sara Ghandehari | Phase 1 |
| Completed | Prospective Evaluation of the Predictive Criteria of Severity for Respiratory Infection Due to COVID-19 Virus NCT04615676 | University Hospital, Toulouse | — |
| Completed | Clinical Trial to Assess the Safety and Efficacy of Intravenous Administration of Allogeneic Adult Mesenchymal NCT04366323 | Andalusian Network for Design and Translation of Advanced Therapies | Phase 1 / Phase 2 |
| Completed | Full Dose Heparin Vs. Prophylactic Or Intermediate Dose Heparin in High Risk COVID-19 Patients NCT04401293 | Northwell Health | Phase 3 |
| Unknown | Endotracheal Tube Obstruction in Covid-19 Patients Requiring Mechanical Ventilation NCT04394429 | University Hospital, Strasbourg, France | — |
| Completed | Psychological Impact of Quarantine in Osteoporosis Patient During COVID-19 Outbreak NCT04351633 | University Hospital, Lille | — |
| Completed | Respiratory and Hemodynamic Changes Induced in Mechanically Ventilated Patients for COVID-19 NCT04347928 | University Hospital, Lille | — |
| Completed | Psychological Impact of Quarantine in Chronic Pain Patient During COVID-19 Outbreak NCT04353011 | University Hospital, Lille | — |
| Withdrawn | The Use of Tadalafil in Confirmed COVID-19 Pneumonia. NCT04946162 | Santa Barbara Cottage Hospital | Phase 4 |
| Unknown | Long-term Effects of Coronavirus Disease 2019 on the Cardiovascular System: CV COVID-19 Registry NCT04359927 | Hospital Clinic of Barcelona | — |
| Unknown | Covid-19 in Patients With Chronic Inflammatory Rheumatism, Auto-immune or Auto-inflammatory Rare and Non-rare NCT04353609 | University Hospital, Lille | — |
| Completed | NOsocomial Dissemination Risk of SARS-Cov2 NCT04339881 | Assistance Publique - Hôpitaux de Paris | — |
| Unknown | COVID-19 Diagnostic Self-testing Using Virtual Point-of-care NCT04348864 | Neuroganics LLC | N/A |
| Terminated | Anti-Interleukin-8 (Anti-IL-8) for Patients With COVID-19 NCT04347226 | Columbia University | Phase 2 |
| Completed | Thrombomodulin-modified Thrombin Generation Assay (TGA-TM) in Patients With Critical Infections NCT04356144 | Medical University of Vienna | — |
| Completed | Ultraprotective Ventilation Without Extracorporeal Circulation During COVID 19 Pneumonia NCT04349618 | Hospices Civils de Lyon | N/A |
| Terminated | PRophylaxis of Exposed COVID-19 Individuals With Mild Symptoms Using choloroquinE Compounds NCT04351191 | Government of Punjab, Specialized Healthcare and Medical Education Department | Phase 4 |
| Completed | Oropharyngeal Dysphagia in Patients With COVID-19 NCT04346212 | Hospital de Mataró | — |
| Terminated | Observational Study of COVID-19 Treatment Efficacy NCT04369989 | OSF Healthcare System | — |
| Completed | Anxiety and Work Resilience Among Tertiary University Hospital Workers During the COVID-19 Outbreak: An Online NCT04358640 | Centre Hospitalier Universitaire de Nīmes | — |
| Terminated | Intensive Care Associated Complications and Outcome of Acute Respiratory Distress Syndrome Due to COVID-19 NCT04397172 | Insel Gruppe AG, University Hospital Bern | — |
| Completed | Clinical Features of Severe Patients With COVID-19 NCT04450017 | Federal Research Clinical Center of Federal Medical & Biological Agency, Russia | — |
| Terminated | Evaluation of the Pharmacokinetics and Pharmacodynamics of Hydroxychloroquine in COVID-19 Intensive Care Unit NCT04522466 | Centre Hospitalier Universitaire de Saint Etienne | Phase 3 |
| Completed | COVID-19 Brain Injury NCT04496076 | University of Pittsburgh | — |
| Completed | Prospective Analysis of Morbi-mortality of Patients With Cancers in Active Phase of Treatment Suspected or Dia NCT04363632 | Centre Leon Berard | — |
| Withdrawn | HCQ for Primary Prophylaxis Against COVID19 in Health-care Workers NCT04336748 | Medical University of Vienna | Phase 3 |
| Completed | COVID-19 and Cancer Patients NCT04393974 | Imperial College London | — |
| Unknown | Risk Prediction and Therapy Monitoring in Patients With SARS-Cov-2 Infection / COVID 19 NCT04456075 | Heidelberg University | — |
| Completed | Risk of Venous Thromboembolism in Critically Ill Patients With Severe COVID-19 NCT04374617 | Hospital Universitari Vall d'Hebron Research Institute | — |
| Unknown | Immune Cells Phenotypes During COVID-19 NCT04816760 | Institut Hospitalo-Universitaire Méditerranée Infection | — |
| Unknown | Contribution of a Prone Team in Intensive Care During the Covid-19 Epidemic NCT04438941 | University Hospital, Strasbourg, France | — |
| Completed | COVID-19 Epidemiological Surveillance on Healthcare Workers and Patients in a Rehabilitation Medicine Facility NCT04913701 | IRCCS San Raffaele Roma | — |
| Completed | The Prone Position in Covid-19 Affected Patients NCT04365959 | University of Milano Bicocca | — |
| Unknown | Prospective Registry of Corona Virus Disease 2019 (Covid-19) Patients With Neuromuscular Involvement NCT04367350 | University Hospital Tuebingen | — |
| Completed | Home Pulse Oximeter Use in Patients With COVID-19 NCT04373161 | Swedish Hospital | N/A |
| Unknown | Host Response Mediators in Coronavirus (COVID-19) Infection NCT04510623 | University of British Columbia | — |
| Completed | COVID-19 Seroconversion Among Front Line Medical and Paramedical Staff in Emergency, Intensive Care Units and NCT04304690 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Outcomes in Hospitalized Older Patients With COVID-19 NCT04385212 | University Hospital, Geneva | — |
| Completed | SURgical Outcomes in COvid Patients - the SUROCO Multicenter Cohort Study (COVID-19) NCT04458337 | Centre hospitalier de l'Université de Montréal (CHUM) | — |
| Recruiting | The Natural History of Hospitalized COVID-19 Patients NCT04424992 | University of Milano Bicocca | — |
| Completed | SARS Cov-2 in Conjunctival Secretion in COVID-19 Patients NCT04402853 | Università degli Studi dell'Insubria | — |
| Withdrawn | A Study of ResCure™ to Treat COVID-19 Infection NCT04395716 | ProgenaBiome | Phase 1 |
| Withdrawn | Pilot RCT of Therapeutic Hypothermia Plus Neuromuscular Blockade in COVID-19 Patients With ARDS NCT03376854 | University of Maryland, Baltimore | Phase 2 |
| Unknown | Implementation of Physiotherapy on COVID-19 Patients in ICU NCT04347070 | University Hospital, Montpellier | — |
| No Longer Available | Experimental Expanded Access Treatment With Convalescent Plasma for the Treatment of Patients With COVID-19 NCT04445207 | Jonathan Gerber | — |
| No Longer Available | Compassionate Use Open-Label Anti-CD14 Treatment in Patients With SARS-CoV-2 (COVID-19) NCT04346277 | Implicit Bioscience | — |