Olfen Gel 1% is a topical non-steroidal anti-inflammatory medication containing diclofenac sodium. This 50g gel formulation is designed for local application to provide relief from pain and inflammation. This is a prescription medication used to treat pain and inflammation. The active ingredient diclofenac sodium belongs to the class of non-steroidal anti-inflammatory drugs (NSAIDs). The gel format allows for direct application to affected areas. As this is a medication, please consult your healthcare provider regarding proper usage, dosage, and potential side effects.