Diclofenac 双氯芬酸
（重定向自Diclofenac sodium）
![](/Images/godic/202501/08/Diclofenac.svg0252.png")
![Voltaren (diclofenac) 50 mg enteric coated tablets](/Images/godic/202501/08/Voltaren_tablets0253.jpg")
![Arthrotec (diclofenac and misoprostol) 50-mg tablets](/Images/godic/202501/08/Arthrotec500253.JPG")
![Dyloject (diclofenac) 2 ml for IV and IM administration](/Images/godic/202501/08/Diclofenac_sodium_IV_75mg0253.jpg")
Diclofenac (INN; see trade names below) is a nonsteroidal anti-inflammatory drug (NSAID) taken or applied to reduce inflammation and as an analgesic reducing pain in certain conditions. It is supplied as or contained in medications under a variety of trade names.