oteracil
Small moleculeexperimental
Clinical trial activity
470 trials · 234 clinical orgs · 0 marketing orgs
Phase 1
68
Phase 2
398
Phase 3
84
Phase 4
11
Earliest trial started May 1, 2000 (NCT00209638)
Timeline
Indications
Approved for
Studied for
- Adenocarcinoma · Phase 3
- Aged · Phase 2
- Anterior Cruciate Ligament Injuries · Phase 2
- Ascites · Phase 2
- Bile Duct Neoplasms · Phase 2
- Biliary Tract Neoplasms · Phase 3
- Breast Neoplasms · Phase 4
- Carcinoma · Phase 2
- Carcinoma, Hepatocellular · Phase 4
- Carcinoma, Non-Small-Cell Lung · Phase 3
- Carcinoma, Squamous Cell · Phase 2
- Carcinoma, Transitional Cell · Phase 2
- Cetuximab · Phase 2
- Chemoradiotherapy · Phase 3
- Chemoradiotherapy, Adjuvant · Phase 2
- Chemotherapy, Adjuvant · Phase 4
- Cholangiocarcinoma · Phase 3
- Colonic Neoplasms · Phase 2
- Colorectal Neoplasms · Phase 3
- Digestive System Diseases · Phase 2
- Digestive System Neoplasms · Phase 2
- DNA Mismatch Repair · Phase 2
- Drug Evaluation · Phase 2
- Drug-Related Side Effects and Adverse Reactions · Phase 3
- Drugs, Investigational · Phase 2
- Drug Therapy · Phase 2
- Endometrial Neoplasms · Phase 3
- Esophageal Diseases · Phase 2
- Esophageal Neoplasms · Phase 4
- Esophageal Squamous Cell Carcinoma · Phase 3
- Esophagogastric Junction · Phase 2
- Gastrectomy · Phase 2
- Gastrointestinal Neoplasms · Phase 2
- General Surgery · Phase 2/Phase 3
- Head and Neck Neoplasms · Phase 3
- Immune System Diseases · Phase 2
- Immunotherapy · Phase 2
- Kidney Failure, Chronic · Phase 1
- Linitis Plastica · Phase 2
- Liver Diseases · Phase 2
- Liver Neoplasms · Phase 3
- Lung Neoplasms · Phase 2
- Maintenance · Phase 4
- Maintenance Chemotherapy · Phase 2
- Malaria · Phase 3
- Melanoma · Phase 1/Phase 2
- Microsatellite Instability · Phase 2
- Nasopharyngeal Carcinoma · Phase 2
- Neoadjuvant Therapy · Phase 4
- Neoplasm Metastasis · Phase 3
- Neoplasms · Phase 3
- Neoplasms by Site · Phase 2
- Neuroendocrine Tumors · Phase 1/Phase 2
- Oropharyngeal Neoplasms · Phase 2
- Ovarian Neoplasms · Phase 3
- Oxaliplatin · Phase 2
- Pancreatic Neoplasms · Phase 4
- Peritoneal Neoplasms · Phase 2
- Pharmacological and Toxicological Phenomena · Phase 2
- Progression-Free Survival · Phase 2
- Radiotherapy · Phase 2/Phase 3
- Radiotherapy, Intensity-Modulated · Phase 2
- Rectal Neoplasms · Phase 2
- Safety · Phase 2
- Small Cell Lung Carcinoma · Phase 2
- Squamous Cell Carcinoma of Head and Neck · Phase 2
- Stomach Diseases · Phase 2
- Stomach Neoplasms · Phase 4
- Uterine Cervical Neoplasms · Phase 3
Mechanism of action
- Uridine-cytidine kinase 1INHIBITOR
UCK1 inhibitor
Chemistry & pharmacology
Loading structure…
SMILES
O=C(O)c1nc(=O)[nH]c(=O)[nH]1- Mol. weight
- 157.08 g/mol
- Lipinski Ro5
- Pass
- Rule of 3
- No
- Chirality
- Achiral Molecule
- Inorganic
- No
- Polymer
- No
Oral
No
Parenteral
No
Topical
No
Sources
- ChEMBLCHEMBL181932 ↗
Also known as
- 5-azaorotic acid
- 5-azaorotic acid
- 5-azaorotic acid
- allantoxanic acid
- allantoxanic acid
- oteracil
- oteracil
- oteracil
- oteracil
- oteracil
- oteracil
- oteracil
- oteracil potassium
- oxonate
- oxonate
- oxonic acid
- oxonic acid
- oxonic acid
- oxonic acid potassium salt
- potassium oxonate
- potassium oxonate
- potassium oxonate
- potassium oxonate
- potassium oxonate
- s-1
- s-1
- tegafur / gimeracil / oteracil
Clinical trials
| NCT ID | Phase | Start date | Sponsor(s) |
|---|---|---|---|
| NCT07243938 | Phase 2 | Jan 15, 2026 | Huazhong University of Science and Technology |
| NCT07304258 | Phase 2 | Dec 12, 2025 | Hebei University |
| NCT07182565 | Phase 1/Phase 2 (Phase 2) | Nov 18, 2025 | Sichuan University |
| NCT07263386 | Phase 2 | Oct 23, 2025 | Nanjing Medical University |
| NCT07018063 | Phase 2 | Oct 1, 2025 | Peking University |
| NCT07007182 | Phase 2 | Oct 1, 2025 | Shandong University |
| NCT07161453 | Phase 4 | Sep 30, 2025 | Dalian Medical University |
| NCT07151209 | Phase 2 | Sep 30, 2025 | Nanjing Medical University |
| NCT07072351 | Phase 1/Phase 2 (Phase 2) | Sep 15, 2025 | Sichuan University |
| NCT07194005 | Phase 2 | Sep 4, 2025 | Fudan University |
| NCT07132528 | Phase 4 | Aug 31, 2025 | Dalian Medical University |
| NCT07149181 | Phase 4 | Aug 31, 2025 | Dalian Medical University |
| NCT07033143 | Phase 2 | Jul 31, 2025 | Tianjin Medical University |
| NCT07023315 | Phase 3 | Jul 31, 2025 | Akeso Pharmaceuticals, Inc. |
| NCT06973330 | Phase 2 | Jul 31, 2025 | Anhui Medical University |
| NCT07068516 | Phase 3 | Jul 20, 2025 | Chinese Academy of Medical Sciences, Dalian Medical University, University of Electronic Science and Technology of China |
| NCT07070479 | Phase 2 | Jun 24, 2025 | Sun Yat-Sen University |
| NCT07026149 | Phase 2 | Jun 8, 2025 | Jiao Tong University |
| NCT07025889 | Phase 1/Phase 2 (Phase 2) | Jun 2, 2025 | Jiao Tong University |
| NCT06949033 | Phase 3 | May 15, 2025 | LanZhou University |
Showing 20 of 470 trials
Page 1 / 24
Organizations
Research & Development (234)
| Organization | Org type | Trials | As lead sponsor | Phases | Earliest year |
|---|---|---|---|---|---|
| Chinese Academy of Medical Sciences | Academic/Hospital | 52 | 44 | 4 | 2009 |
| Otsuka | For profit | 37 | 23 | 3 | 2000 |
| Fudan University | Academic/Hospital | 31 | 28 | 4 | 2010 |
| People's Liberation Army of China | Government | 20 | 19 | 3 | 2009 |
| Sun Yat-Sen University | Academic/Hospital | 20 | 20 | 2 | 2008 |
| Zhejiang University | Academic/Hospital | 18 | 17 | 4 | 2010 |
| Jiao Tong University | Academic/Hospital | 16 | 13 | 2 | 2016 |
| Nanjing Medical University | Academic/Hospital | 15 | 13 | 3 | 2016 |
| Peking University | Academic/Hospital | 15 | 11 | 3 | 2005 |
| Tianjin Medical University | Academic/Hospital | 14 | 12 | 3 | 2009 |
| Fujian Medical University | Academic/Hospital | 12 | 10 | 4 | 2016 |
| National Cancer Center, Korea | Government | 12 | 7 | 3 | 2004 |
| University of Ulsan | Academic/Hospital | 12 | 9 | 2 | 2004 |
| Yonsei University | Academic/Hospital | 12 | 10 | 3 | 2006 |
| Hebei University | Academic/Hospital | 11 | 9 | 3 | 2009 |
| Chang Gung University | Academic/Hospital | 9 | 1 | 3 | 2008 |
| Hallym University | Academic/Hospital | 9 | 7 | 2 | 2005 |
| Hengrui Therapeutics, Inc. | For profit | 9 | 0 | 2 | 2015 |
| National Cheng Kung University | Academic/Hospital | 9 | 1 | 2 | 2009 |
| National Taiwan University | Academic/Hospital | 9 | 4 | 2 | 2012 |
234 organizations
Page 1 / 12