15 completed, 4 unknown, 3 not yet recruiting, 3 recruiting. 3 Phase 3, 2 Not applicable, 1 Phase 2.
| Phase | Trials | Status |
|---|---|---|
| Phase 3 | 3 | Completed 2, Unknown 1 |
| Not applicable | 2 | Completed 1, Terminated 1 |
| Phase 2 | 1 | Active not recruiting 1 |
Follow Observation only: new trials by email Literature Review of Observation only trials Research Report on Observation only
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 |
|---|---|---|---|---|---|---|
| Prevalence of Depression Among Patients With Alopecia Areata Observation only - Alopecia Areata Depression, Depression | Not yet recruiting | Sohag University | 100 | 2027-09-01 | 2026-07-17 | |
| Impact of Postoperative Radiotherapy Versus PD-1 Inhibitor Maintenance on Survival in Resectable Locally Advanced Oral and Oropharyngeal Squamous Cell Carcinoma Observation, Postoperative Radiotherapy, PD-1 Inhibitor Maintenance Therapy - Locally Advanced Oral Squamous Cell Carcinoma, Locally Advanced Oropharyngeal Squamous Cell Carcinoma | Not yet recruiting | Zhujiang Hospital | 85 | 2026-04-01 | 2026-03-09 | |
| Prognostic Role of molEcular classiFication in Fertility-sparing treAtment of Endometrial canCEr Observation only - Uterine Cancer | Not yet recruiting | Fondazione IRCCS Istituto Nazionale dei Tumori, Milano | 100 | 2026-01-01 | 2025-12-23 | |
| Clinical Study on Immunogenicity and Safety of Lyophilized Vero Cell-Derived Human Rabies Vaccine in Special Populations Observation Only - Rabies Exposure, Immunocompromised | Recruiting | Liaoning Chengda Biotechnology CO., LTD | 180 | 2025-08-15 | 2025-08-13 | |
| Artificial Intelligence, and E-Health Literacy in Fibromyalgia Observation only - Fibromyalgia Syndrome, Healthy Controls Group - Age and Sex-matched | Completed | Gulseren Demir Karakilic | 212 | 2024-12-16 | 2025-06-13 | |
| A Retrospective Study on Multiple Classifier Endometrial Cancer Observation only - Uterine Cancer | Unknown | Fondazione IRCCS Istituto Nazionale dei Tumori, Milano | 80 | 2023-07-27 | 2023-08-04 | |
| Risk Stratifying COPD Exacerbations Observation only - COPD Exacerbation | Unknown | Pamela Youde Nethersole Eastern Hospital | 500 | 2023-02-01 | 2023-12-27 | |
| Evaluation of Current Practice of Antimicrobial Use and Clinical Outcome in the Management of Pneumonia Among Pediatric Patients Admitted to Jimma Medical Center, Southwest Ethiopia: A Prospective Observational Study Observation only - Pneumonia, Bacterial | Completed | Bule Hora University | 161 | 2022-02-03 | 2025-02-19 | |
| Barts Revascularisation Registry Observation only - Myocardial Infarction, Stable Angina | Recruiting | Queen Mary University of London | 20000 | 2021-08-06 | 2026-10-05 | |
| Retrospective Evaluation of Clinical, Virological and Serological Data in Patients With Mild Acute Upper Respiratory Tract Infections Observation only - Acute Upper Respiratory Tract Infection | Completed | Complex Medical Centre Deli Klinika | 380 | 2021-01-01 | 2021-11-26 | |
| Embolization of the Middle Meningeal Artery With ONYX™ Liquid Embolic System for Subacute and Chronic Subdural Hematoma Surgical Management, Onyx™ Liquid Embolic System (LES) Embolization, Observation Only - Subdural Hematoma | Not applicable | Completed | Medtronic Neurovascular Clinical Affairs | 600 | 2020-10-27 | 2025-12-11 |
| Barts-MINOCA Registry Observation only - Myocardial Infarction, Gender | Recruiting | Queen Mary University of London | 3000 | 2020-07-01 | 2025-11-18 | |
| Prognostic Value of Point of Care Cardiac and Lung Ultrasound in COVID-19 Observation only - Coronavirus, Respiratory Failure | Completed | University of Pennsylvania | 125 | 2020-04-23 | 2023-09-21 | |
| Incidence and Predictors of Opioid Overdose and Death Among Long-Term Users of Opioid Analgesics Observation only - Opioid Overdose | Completed | Member Companies of the Opioid PMR Consortium | 808455 | 2019-05-02 | 2022-07-14 | |
| Cardiovascular Function in Acute Leukemia observation only - Leukemia, Myeloid, Acute, Leukemia, Lymphoid, Acute | Completed | Abramson Cancer Center at Penn Medicine | 84 | 2018-12-10 | 2024-10-10 | |
| A Prospective Investigation of the Risks of Opioid Misuse, Abuse, and Addiction Among Patients Treated With Opioids for the Treatment of Chronic Pain Observation Only - Opioid-Related Disorders, Opiate Addiction | Completed | Member Companies of the Opioid PMR Consortium | 3600 | 2017-11-01 | 2025-01-29 | |
| Copeptin in Outcome Prediction of an Acute Psychotic Episode Observation only - Acute Psychotic Episode, Schizophrenia Spectrum and Other Psychotic Disorders | Completed | University Hospital, Basel, Switzerland | 73 | 2017-05-01 | 2020-09-21 | |
| Long-term Outcomes of Chronic Hepatitis C Patients Post Sofosbuvir-based Treatment Observation only - Liver Fibroses, HepatoCellular Carcinoma | Unknown | Kaohsiung Medical University Chung-Ho Memorial Hospital | 200 | 2016-08-01 | 2021-10-12 | |
| Open Label Extension of LipoLat-CS202 Observation only - Glaucoma | Completed | Peregrine Ophthalmic | 18 | 2015-11-01 | 2020-12-14 | |
| Second-look Endoscopy in High Risk Patients After Endoscopic Hemostasis to Their Bleeding Peptic Ulcers Improves Their Outcomes epinephrine injection or heater probe or hemoclips, Observation only - Ulcer Bleeding | Not applicable | Terminated | Chinese University of Hong Kong | 157 | 2015-02-04 | 2020-07-15 |
Showing 20 of 27. Sign in to see all of them.
Myocardial Infarction (2) · Uterine Neoplasms (2) · Angina, Stable (1) · Bicuspid Aortic Valve Disease (1) · Bipolar Disorder (1) · COVID-19 (1) · Carcinoma, Hepatocellular (1) · Cardiotoxicity (1) · Chronic Disease (1) · Coitus (1) · Coronavirus Infections (1) · Cryoglobulinemia (1) · Depression (1) · Diabetes Insipidus (1) · Diabetes Mellitus (1)
Fondazione IRCCS Istituto Nazionale dei Tumori, Milano (2) · Member Companies of the Opioid PMR Consortium (2) · Queen Mary University of London (2) · Abramson Cancer Center at Penn Medicine (1) · Bule Hora University (1) · Chinese University of Hong Kong (1) · Complex Medical Centre Deli Klinika (1) · Gulseren Demir Karakilic (1) · Incyte Corporation (1) · Kaohsiung Medical University Chung-Ho Memorial Hospital (1) · Liaoning Chengda Biotechnology CO., LTD (1) · Ludwig-Maximilians - University of Munich (1) · Medtronic Neurovascular Clinical Affairs (1) · Merck KGaA, Darmstadt, Germany (1) · National Cancer Institute (NCI) (1)
United States (10) · China (4) · Italy (3) · United Kingdom (3) · Germany (2) · Hungary (2) · South Korea (2) · Thailand (2) · Turkey (Türkiye) (2) · Argentina (1) · Australia (1) · Belgium (1) · Canada (1) · Czechia (1) · Egypt (1)
Kenneth R Petronis (2) · Botond Lakatos, MD (1) · Chia-Yen Dai (1) · Ching-I Huang (1) · Chung-Feng Huang (1) · Daniel Jones, MBBS, PhD (1) · Fang Huang (1) · Felipe Teran, MD (1) · Hiddemann Wolfgang, PhD (1) · Jared Knopman, MD (1) · Jason Davies, MD (1) · Jee-Fu Huang (1) · John D Seeger (1)
PMID 15284112, PMID 16772718, PMID 16946304, PMID 21289257, PMID 21487108, PMID 23824230, PMID 24174627, PMID 25249697, PMID 25331113, PMID 25472823, PMID 25629741, PMID 27102499, PMID 28193568, PMID 29396713, PMID 31982039, PMID 33720337, PMID 35020056, PMID 37984242, PMID 38941593, PMID 39565988, PMID 40205145, PMID 41591252, PMID 41845569, PMID 41890273, PMID 41932771, PMID 42708118, PMID 9641731
2016 (1), R34HL115032 (1)