Dog Chronic Pain: Recognition and Management

Identifying and managing chronic pain in dogs, where stoic behavior often conceals significant ongoing suffering.

Key Facts

Osteoarthritis is the most common cause of chronic pain in dogs, affecting an estimated 20% of dogs over 1 year
The Canine Brief Pain Inventory and other validated tools enable systematic chronic pain assessment
Dogs with chronic pain show behavioral changes including reduced activity, altered sleep, and decreased social interaction
NSAIDs are first-line chronic pain management but require monitoring for gastrointestinal and renal side effects
Multimodal pain management combining medication, physical rehabilitation, weight management, and environmental modification improves outcomes
Gabapentin, amantadine, and other adjunct pain medications can enhance NSAID effectiveness in refractory pain

Welfare Considerations

Chronic pain management in dogs is a welfare area with a significant care gap between what is possible and what is delivered in routine practice. Dogs do not verbalize pain effectively, and behavioral changes from chronic pain — reduced enthusiasm, shorter walks, difficulty rising — are commonly attributed to aging rather than treated as pain signals. The welfare cost of undertreated chronic pain accumulates over months and years, during which dogs experience persistent discomfort that erodes their quality of life and engagement with activities they previously enjoyed. Evidence-based chronic pain management goes beyond the periodic prescription of a single NSAID to include systematic assessment using validated tools, multimodal approaches that combine medication with physical rehabilitation and environmental support, and regular reassessment as the condition progresses.

What You Can Do

Use a validated pain assessment tool like the Canine Brief Pain Inventory to track your dog condition objectively
Seek veterinary assessment if your dog shows reduced activity, altered movement, or difficulty with previously easy tasks
Ask about multimodal pain management including physical therapy and adjunct medications alongside NSAIDs
Monitor for NSAID side effects with regular blood work as recommended by your veterinarian
Modify the home environment to reduce pain impact: orthopedic bedding, ramps, non-slip surfaces
Maintain a healthy weight — even modest weight loss significantly reduces arthritic pain load