Causes of Miniature Schnauzer vomiting:

1. If the Miniature Schnauzer vomits white viscous liquid, it may be caused by foreign matter stuck in the esophagus. Vomit.

2. If the Miniature Schnauzer vomits white thin gastric juice, it may be vomiting caused by gastroenteritis.

3. If the Miniature Schnauzer vomits yellow-green liquid, it may be caused by bile vomiting, which may be caused by liver, kidney, pancreas and other problems.

4. If the vomit is brown in color, it may be vomiting caused by bleeding in the dog’s stomach.

5. If the vomiting is bright red liquid, it is caused by acute bleeding and requires medical attention as soon as possible.