Voltaren Osteo Gel 12 Hourly provides relief from joint pain* for up to 12 hours without a prescription. Go about your day without any distractions from your pain management.For pain, swelling, and inflammation in muscles and joints, Voltaren Osteo Gel 12 Hourly has a dual benefit that relieves pain and reduces inflammation, to help get you moving again with a skip in your step and a smile on your face. It has a neutral smell and colour that doesn't bother you day or night.*joint pain from mild osteoarthritis of the fingers and knees