生物活性 | |||
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描述 | Etoricoxib is a novel orally active agent that selectively inhibits cyclooxygenase-2 (COX-2). Etoricoxib is a selective and orally active COX-2 inhibitor, with IC50s of 1.1 μM, 116 μM and 5 μM for COX-2, COX-1 in human whole blood and purified human COX-2, respectively. Etoricoxib shows inhibitory effect on PGE2 production by CHO (COX-2) cells (IC50, 79 nM), on purified human COX-2 with detergent (IC50, 4.1 μM), and on purified PGE2 production by U937 microsomes (low substrate; IC50, 12.1 μM). However, Etoricoxib has little activity against COX-1 with a Ki of 167 μM[3]. Etoricoxib in 50 and 100 mg/kg doses changed the levels of oxidant/antioxidant parameters such as MDA, MPO, tGSH, GSHRd, GST, SOD, NO, and 8-OH/Gua in favour of antioxidants. Furthermore, etoricoxib prevented increase of COX-2 gene expression and ALT and AST levels[4]. Etoricoxib 120 mg administered orally once daily has the same efficacy on acute gout as indometacin and diclofenac. Etoricoxib is tolerated better by patients than NSAIDs such as indometacin and diclofenac[5]. |
临床研究 | |||||
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NCT号 | 适应症或疾病 | 临床期 | 招募状态 | 预计完成时间 | 地点 |
NCT01638962 | Osteoarthritis, Knee | Not Applicable | Completed | - | Denmark ... 展开 >> University of Southern Denmark Odense, Region Syddanmark, Denmark, 5230 收起 << |
NCT00092729 | Dysmenorrhea | Phase 3 | Completed | - | - |
NCT03117894 | Breast Neoplasm Female ... 展开 >> Regional Anesthesia Anesthesia Regional Anesthesia Morbidity Anesthesia Morbidity 收起 << | Not Applicable | Unknown | December 2018 | Sweden ... 展开 >> Östersund Hospital Recruiting Östersund, Jämtland, Sweden, 83183 Contact: Hans Ahlberg, MD +4663153000 hans.ahlberg@regionjh.se Contact: Joakim Johansson, PhD +46703976410 joakim.johansson@regionjh.se 收起 << |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
2.79mL 0.56mL 0.28mL |
13.93mL 2.79mL 1.39mL |
27.87mL 5.57mL 2.79mL |
参考文献 |
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