Possible Clues:

• Muscle relaxant brand
• Pain relief brand with an oxymoronic name
• Bengay alternative
• Lidocaine brand endorsed by Shaq
• Lidocaine brand
• Pain reliever with an oxymoronic name
• Oxymoronic pain relief brand
• Balm with a paradoxical name
• Balm with an oxymoronic name
• Oxymoronic muscle pain relief brand