Voltaren Extra Strength gel has 2.32% diclofenac diethylamine (NSAID). It is an anti-inflammatory drug. The double strength works longer than regular strength. It relieves muscle and joint pain by regular application in intervals of 12 hours. https://npm-computer.com/TD228462-x-Topic-%E0%B8%AA%E0%B8%A1%E0%B8%B1%E0%B8%84%E0%B8%A3%E0%B8%AA%E0%B8%A1%E0%B8%B2%E0%B8%8A%E0%B8%B4%E0%B8%81%20PG%20SLOT%2088.html