Do you have pain, tenderness or swelling associated with inflammation or injury? Rub Voltaren Pain Relief Gel on your point of pain for targeted pain relief. Voltaren Pain Relief Gel penetrates deep into your skin with a dual benefit that relieves pain and reduces inflammation. Voltaren Pain Relief Gel is a medicated product containing a non-steroidal anti-inflammatory drug, or NSAID, in the form of an emulsion gel. The active ingredient (diclofenac) in our gels penetrates deep into the skin, reducing inflammation at the source to relieve pain.