Voltaren gel contains diclofenac, a nonsteroidal anti-inflammatory drug (NSAID). Diclofenac works by reducing substances in the body that cause pain and inflammation. Topical diclofenac (Voltaren) is commonly used to treat arthritis pain in the hands, wrists, elbows, feet, ankles, or knees. Learn more about Voltaren gel for arthritis. Discover Voltaren’s products, ranging from arthritis pain relief gel to dietary supplements. They support your joints and health so you can feel your best as you move through life. The 1 doctor recommended OTC topical pain relief brand, Voltaren is approved for arthritis pain. It has a triple effect that relieves arthritis pain, improves mobility and reduces stiffness to provide prescription-strength relief over the counter and keep you in control. Voltaren is the first full prescription strength over-the-counter topical NSAID gel that treats arthritis pain at the source. Unlike pills, our gel penetrates deep through the skin to the joint. Brand Name US Brand Name Cambia Cataflam Voltaren Voltaren-XR Zipsor Zorvolex Back to top Discover Voltaren pain relief products to alleviate joint pain, back pain, muscle aches and more. Browse Voltaren gels and pain resources here. Voltaren is a medicated gel that you can apply to the skin for relief from muscle and joint pain. It may take multiple days of application for significant pain relief. Voltaren oral tablets are used to treat mild to moderate pain, or signs and symptoms of osteoarthritis or rheumatoid arthritis. Voltaren is also used to treat ankylosing spondylitis. Voltaren has a triple effect that relieves arthritis pain, improves mobility and reduces stiffness to provide prescription-strength arthritis joint pain relief over the counter.