Effective Arthritis Pain Relief Don't let arthritis pain slow you down. Get back to the activities you love with Member's Mark(TM) Diclofenac Sodium Topical Gel. This product contains three 150g tubes of medicated gel, designed to relieve arthritis pain effectively. The active ingredient, diclofenac sodium 1% (equivalent to 0.93% diclofenac), is a non-steroidal anti-inflammatory drug (NSAID) that penetrates the skin at the application site to deliver significant relief within seven days with four times-per-day use. Easy to Apply Member's Mark Diclofenac Sodium Topical Gel is easy to apply to the hand, wrist, elbow, foot, ankle, or knee...