A prescription isrequired for these petmeds. Click here for details Flexile RX is recommended for dogs with mild to moderate osteoarthritis. It supports joint health by reducing both inflammation and pain. Flexile RX (flavox) contains baicalin and catechins, anti-inflammatory flavans and flavones derived from natural botanical sources and also prescribed by physicians for human patients with osteoarthritis. FLEXILE RX works in 3 ways to help reduce inflammation and pain for dogs with mild