Phase 0 2 trials
Phase 0
NCT05702398 Apr 2023 → Jan 2028 expected disease related to solid organ transplantation , skin cancer Rhode Island Hospital
Recruiting
No outcome recorded
Phase 0
NCT03090048 Apr → Aug 2021 acne Manchanda Medical Clinic
Unknown
No outcome recorded
Phase 1 3 trials
Phase 1
NCT03859687 Aug 2019 → Jul 2025 —
St. Jude Children's Research Hospital
Terminated
No outcome recorded
Stop: Enrollment
Phase 1
NCT03117660 Jul 2017 → Oct 2022 —
University of Washington
Completed
No outcome recorded
Phase 1
NCT00065455 Jul 2003 → May 2009 retinitis pigmentosa National Eye Institute (NEI)
Completed
No outcome recorded
Phase 1/2 1 trial · 1 met primary
Phase 1/2
NCT01203488 Jan 1996 → Jul 1997 bronchopulmonary dysplasia , fetal growth restriction , infectious disease with sepsis , newborn respiratory distress syndrome NICHD Neonatal Research Network
Completed
Met primary
Phase 2 8 trials · 1 missed
Phase 2
NCT06508099 May 2024 → May 2026 overdue acute biphenotypic leukemia , chronic myeloid leukemia , lymphoblastic lymphoma , myelodysplastic syndrome St. Petersburg State Pavlov Medical University
Recruiting
No outcome recorded
Phase 2
NCT05774964 Mar 2023 → Mar 2025 —
Liaoning Cancer Hospital & Institute
Unknown
No outcome recorded
Phase 2
NCT05720559 Mar 2023 → Mar 2026 overdue —
Liaoning Cancer Hospital & Institute
Not yet recruiting
No outcome recorded
Phase 2
NCT04900415 Jul 2020 → Mar 2021 COVID-19 Ivan FN Hung MD
Unknown
No outcome recorded
Phase 2
NCT00963131 Dec 2004 → Dec 2008 central serous chorioretinopathy Prince of Songkla University
Completed
No outcome recorded
Phase 2
NCT00198718 Nov 1997 → May 2001 HIV infectious disease , vitamin A deficiency Johns Hopkins Bloomberg School of Public Health
Completed
Missed primary
Phase 2
NCT00053612 ? → Jun 2006 HIV infectious disease , vitamin A deficiency National Institute of Allergy and Infectious Diseases (NIAID)
Completed
No outcome recorded
Phase 2
NCT00133419 ? → Jan 2006 intestinal infectious disease National Institute of Allergy and Infectious Diseases (NIAID)
Completed
No outcome recorded
Phase 3 7 trials · 1 missed
Phase 3
NCT03876704 Jan → Sep 2019 anemia , bronchopulmonary dysplasia , infectious disease with sepsis , vitamin A deficiency +1 First Affiliated Hospital Xi'an Jiaotong University
Unknown
No outcome recorded
Phase 3
NCT07577180 Mar 2012 → Mar 2013 bronchopulmonary dysplasia Erhan Calisici
Completed
No outcome recorded
Phase 3
NCT01265589 Jan → Dec 2012 —
Third Military Medical University
Unknown
No outcome recorded
Phase 3
NCT00133406 Jun 2006 → Dec 2011 diarrheal disease University of Virginia
Unknown
No outcome recorded
Phase 3
NCT00116493 Apr 2004 → May 2007 anemia Johns Hopkins Bloomberg School of Public Health
Completed
Missed primary
Phase 3
NCT01437826 Mar 1988 → Jun 1996 colorectal adenoma IRCCS Azienda Ospedaliera Universitaria San Martino - IST Istituto Nazionale per la Ricerca sul Cancro, Genoa, Italy
Terminated
No outcome recorded
Phase 3
NCT00000114 May 1984 → Jun 1987 retinitis pigmentosa National Eye Institute (NEI)
Completed
No outcome recorded
Phase 4 9 trials · 4 missed
Phase 4
NCT02675140 Mar 2012 → Sep 2014 anemia , hookworm infectious disease Chengdu Maternal and Children's Health Care Hospital
Completed
No outcome recorded
Phase 4
NCT01127282 Dec 2009 → Jun 2010 swine influenza Seoul National University Hospital
Unknown
No outcome recorded
Phase 4
NCT00168636 Nov 2004 → Nov 2013 morbid obesity Bandim Health Project
Completed
Missed primary
Phase 4
NCT00168610 Nov 2004 → ? —
Bandim Health Project
Unknown
Missed primary
Phase 4
NCT00168623 Nov 2003 → Dec 2014 —
Bandim Health Project
Unknown
No outcome recorded
Phase 4
NCT00168584 Nov 2002 → Aug 2003 —
Bandim Health Project
Completed
No outcome recorded
Phase 4
NCT00168597 Aug 2002 → Nov 2013 —
Bandim Health Project
Completed
Missed primary
Phase 4
NCT00228254 Jan 2000 → Jun 2004 diarrheal disease , pneumonia Tufts University
Completed
No outcome recorded
Phase 4
NCT00222547 Jan 1999 → Feb 2005 —
University of Oxford
Completed
Missed primary
Phase not applicable 13 trials · 2 missed
— NCT04127968 Nov 2022 → Dec 2023 infectious disease with sepsis , vitamin A deficiency West China Hospital
Unknown
Missed primary
— NCT04000789 Jul → Dec 2019 dry eye syndrome , proliferative diabetic retinopathy Dr Cipto Mangunkusumo General Hospital
Unknown
No outcome recorded
— NCT03971604 Jan 2019 → Jan 2022 preeclampsia , vitamin A deficiency Second Affiliated Hospital, School of Medicine, Zhejiang University
Unknown
No outcome recorded
— NCT03154723 Aug 2015 → Dec 2017 retinopathy of prematurity Huiqing Sun
Completed
No outcome recorded
— NCT02077231 Sep 2011 → Feb 2013 open-angle glaucoma Xiaodong Zhou
Completed
No outcome recorded
— NCT01355263 Jul 2011 → Feb 2012 disorder of iron metabolism and transport Chengdu Maternal and Children's Health Care Hospital
Completed
No outcome recorded
— NCT01188005 Aug → Oct 2010 obstructive sleep apnea syndrome University of Athens
Unknown
No outcome recorded
— NCT01069198 Oct 2009 → Oct 2010 visceral leishmaniasis International Centre for Diarrhoeal Disease Research, Bangladesh
Completed
No outcome recorded
— NCT00388921 Oct 2005 → Dec 2007 diarrheal disease , protein-energy malnutrition , respiratory tract infectious disorder International Centre for Diarrhoeal Disease Research, Bangladesh
Completed
No outcome recorded
— NCT00168649 Jun 2005 → Jun 2014 —
Bandim Health Project
Unknown
No outcome recorded
— NCT00063596 Jan 2000 → May 2004 pulmonary immaturity Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Unknown
No outcome recorded
— NCT00374023 Jul 1993 → Nov 1995 diarrheal disease , respiratory tract infectious disorder International Centre for Diarrhoeal Disease Research, Bangladesh
Completed
No outcome recorded
— NCT00378456 — trisomy 21 Institute of Child Health
Completed
Missed primary
Show 3 more trials Comparator or background therapy 13 trials
Phase 2
NCT06450925 Comparator Mar 2025 → Aug 2027 expected graft versus host disease , vitamin A deficiency , vitamin D deficiency Children's Hospital Medical Center, Cincinnati
Recruiting
No outcome recorded
Phase 3
NCT00114868 Comparator Jun 1998 → Apr 2001 —
Johns Hopkins Bloomberg School of Public Health
Completed
No outcome recorded
Phase 3
NCT00396500 Background Apr 1994 → Dec 1996 helminthiasis , nutritional deficiency disease King George's Medical University
Completed
No outcome recorded
Phase 4
NCT03112382 Comparator Nov 2015 → May 2017 type 2 diabetes mellitus Cairo University
Completed
No outcome recorded
Phase 4
NCT01414972 Comparator May 2010 → Jan 2011 atherosclerosis Tehran University of Medical Sciences
Unknown
No outcome recorded
Phase 4
NCT01705457 Comparator Feb 2010 → Feb 2013 relapsing-remitting multiple sclerosis Tehran University of Medical Sciences
Unknown
No outcome recorded
Phase 4
NCT00963222 Comparator Sep 2009 → Sep 2011 atherosclerosis Tehran University of Medical Sciences
Unknown
No outcome recorded
Phase 4
NCT00514891 Comparator Aug 2007 → Jun 2012 —
Bandim Health Project
Terminated
No outcome recorded
Phase 4
NCT00431691 Comparator Sep 2006 → Dec 2007 escherichia coli infection , retinal disorder Medical University of Vienna
Completed
No outcome recorded
Phase 4
NCT03152474 Comparator Feb 1993 → Jan 2000 infectious disease with sepsis Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Completed
No outcome recorded
— NCT00558480 Comparator Jul 2009 → Jul 2011 latent tuberculosis infection Medical Research Council Unit, The Gambia
Withdrawn
No outcome recorded
— NCT00936091 Comparator May 2007 → Aug 2008 iron deficiency anemia , parasitic intestinal disorder Sana'a University
Completed
No outcome recorded
— NCT00272116 Background Feb 1998 → Feb 2000 diarrheal disease , pneumonia Society for Applied Studies
Completed
No outcome recorded
Show 8 more trials