1. Food poisoning. You can try feeding milk, because milk has a neutralizing effect, or feed your dog a large amount of boiled water for enema to expel toxins from the body. If the dog's condition does not improve, the owner should calmly consider the possible causes of the dog's poisoning and see a doctor immediately.

2. Heat stroke. Take your dog away from the hot environment quickly to ensure a supply of fresh water. Wet the dog's whole body with cold water, or half-immerse it in the water. Be careful to support the dog's head with your hands and keep the neck above the water to avoid choking in water. After discovering that the dog's body temperature has dropped to 39 degrees, quickly dry the dog's body with a large towel to prevent the body temperature from dropping too quickly. Be careful not to use a hair dryer, as hot wind may cause your body temperature to rise again, or cold wind may cause you to catch a cold. Severe heatstroke can cause serious damage to a dog's internal organs. Therefore, after first aid treatment, the dog must be sent to the hospital quickly for continued treatment and observation.

3. Poor digestion of the spleen and stomach. It is related to excessive gastric acidity in dogs, which can be treated with some medications, such as taking Jianpi pills and eating less irritating and spicy food.

4. Enteritis, the most serious one is parvovirus. First fast and waterless, and then norfloxacin is used to reduce gastrointestinal inflammation. The medicine is given 4 times a day according to the body weight. You can also give 1 tube of gentamicin, and then give a small half tablet of domperidone. If it's not serious, these medicines can cure it.

5. If the dog is convulsing while foaming, it may be caused by meningitis, and rabies cannot be ruled out. It is recommended to go to the hospital for examination and treatment immediately.

If the poop scrapers cannot determine which cause the dog has, they should take the dog to the hospital for examination immediately to avoid delaying the condition.