Voltaren Emulgel 12 Hours is a topical pain relief gel containing diclofenac diethylamine. This 50g gel formulation provides up to 12 hours of relief from pain, inflammation and swelling associated with muscle and joint injuries, soft-tissue rheumatism, and non-serious arthritis. The active ingredient diclofenac diethylamine belongs to the non-steroidal anti-inflammatory drug (NSAID) class. The gel format allows for direct application to affected areas for targeted relief. It is indicated for conditions such as tendonitis, sprains, strains, and mild arthritis of the knee or fingers. The gel should be applied to intact skin and gently rubbed in. For external use only. Consult a healthcare professional before use.