The reasons why dogs vomit a large amount of transparent mucus:

1. The dog may have a cold, upper respiratory tract problems, accumulation of phlegm, and the dog may spit it out through coughing Sputum may also be clear mucus with small bubbles. At this time, nebulization can be used to relieve symptoms.

2. There is a problem with the dog’s head, which causes the dog to lose control of its body and cause symptoms of dizziness, which may cause the dog to vomit a large amount of transparent mucus. The cause of dizziness needs to be specifically investigated.

3. Dogs may vomit if they eat too quickly and too hastily, and the gastric juice they spit out may be transparent mucus. You can use a slow food bowl for your dog, or don’t let your dog exercise vigorously after eating.

4. The dog has not eaten for a long time, causing acid reflux in the stomach, causing vomiting of gastric juice.

5. Dogs infected with parasites, bacteria or viruses can also cause vomiting. The owner needs symptomatic treatment, using anthelmintics, antibiotics, or antiviral drugs.