Description Diclofenac is a nonsteroidal anti-inflammatory drug (NSAID) used to treat mild-to-moderate pain, and helps to relieve symptoms of arthritis (eg, osteoarthritis or rheumatoid arthritis), such as inflammation, swelling, stiffness, and joint pain. This medicine does not cure arthritis and will only help you as long as you continue to take it. This medicine is also used to treat. Find patient medical information for Diclofenac topical (Voltaren) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Voltaren gel is avaialble over the counter. Learn more about how it works, where to buy it, and alternative topical medications. Discover Voltaren Arthritis Pain Gel to relieve arthritis pain, improve mobility, and reduce stiffness so you can feel your best as you move through life. Buy Voltaren Arthritis Pain Gel, Diclofenac Pain Relief Cream, 100 g, 2 Pack | Prescription Strength Topical Arthritis Pain Relief with Diclofenac, Targets Inflammation, Improves Mobility, Easy Open Cap on Amazon.com FREE SHIPPING on qualified orders Explore the full range of Voltaren gels. Compare products by pain type and find out how to choose a Voltaren product to relieve your pain here. Voltaren (diclofenac) is used to treat pain or inflammation caused by arthritis or ankylosing spondylitis. Includes Voltaren side effects, interactions and indications. Voltaren (diclofenac) is used to treat symptoms of pain associated with rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, dysmenorrhea, and mild-to-moderate pain. Voltaren Gel (diclofenac topical) is used to treat joint pain in the hands, wrists, elbows, knees and feet. Includes Voltaren Gel side effects, interactions and indications. Diclofenac, sold under the brand name Voltaren among others, is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain and inflammatory diseases such as gout. [5][9] It can be taken orally (swallowed by mouth), inserted rectally as a suppository, injected intramuscularly, injected intravenously, applied to the skin topically, or through eye drops. [9][11][12] Improvements in pain.