18If your dog eats a cockroach, the risk depends on whether the insect was exposed to pesticides. Consuming a healthy, untreated cockroach is unlikely to cause harm, but ingesting one killed by insecticide may lead to poisoning. Monitor your dog for symptoms like vomiting, diarrhoea, or lethargy, and seek veterinary advice immediately if these occur.
Cockroaches killed by pesticides or sprays retain toxic residues, which can harm your dog if ingested. The severity depends on the type and amount of chemicals involved. If your dog shows signs of distress after eating a cockroach, contact your vet without delay.
For untreated cockroaches (alive or naturally deceased), the risk is minimal. Dogs may experience mild stomach upset, but serious issues are rare. However, always supervise your pet to prevent such incidents.
- Assess the situation: Determine if the cockroach was exposed to pesticides.
- Monitor your dog: Look for vomiting, diarrhoea, or unusual lethargy.
- Seek veterinary help: If symptoms appear, consult a professional promptly.
Prevention is key. Store insecticides securely and maintain a clean home to reduce cockroach infestations. Regular pest control checks can minimise risks to your pet.

March 20, 2026
