Spraying dichlorvos on cats is extremely dangerous and can cause severe poisoning, even death. Symptoms of poisoning include lethargy, loss of appetite, vomiting, diarrhea, abdominal pain, constricted pupils, nystagmus, difficulty breathing, increased bronchial secretions, and neurological symptoms such as seizures.

In case of poisoning, contact a veterinarian immediately and take emergency treatment measures, such as administering atropine injections to relieve poisoning symptoms and providing oxygen.