Idiopathic epilepsy is the most common chronic neurological disease in dogs, requiring lifelong anticonvulsant management with significant welfare implications for both seizure control and medication side effects.
Epilepsy affects dog welfare through two pathways: the acute distress of seizures themselves and the chronic management burden of lifelong medication. Seizures are frightening events — the involuntary muscle activity, altered consciousness, and post-ictal disorientation cause distress in affected dogs and are deeply distressing for owners to witness. Dogs with poorly controlled seizures live with the unpredictable fear and harm of frequent seizure events. Anticonvulsant medication significantly reduces seizure frequency in most dogs, representing a genuine welfare improvement. However, medications cause side effects including sedation that reduces activity and quality of life, and require regular monitoring that involves veterinary visits and blood tests. Quality of life assessment for epileptic dogs should consider both seizure burden and medication effects in evaluating whether current management is achieving adequate welfare.