Reasons for Schnauzer vomiting and lack of energy:

1. If the Schnauzer vomits food and eats it back immediately, then the vomiting is physiological vomiting.

2. If the Schnauzer’s vomit is white, transparent and has a sour smell, the Schnauzer may be suffering from acute gastroenteritis.

3. If the Schnauzer’s vomit is blood. This situation is caused by acute gastric bleeding.

Methods to prevent Schnauzer vomiting:

1. Change the dog’s food step by step, adopt the 7-day food change method, and feed the old and new food together.

2. Schnauzers should be fed regularly and quantitatively, otherwise the dog’s gastrointestinal tract will be easily irritated.

3. Do not feed expired and spoiled food to Schnauzers. Do not feed chocolate, grapes, human food, etc. to dogs.