Cat Throwing Up Foamy Water. This sign may indicate internal bleeding and a veterinarian should be consulted as soon as possible. While most cats will get the majority of their water from their food, throwing up could result in loss of water, so make sure to give her plenty of access to water and encourage her to drink when possible.
If your cat is vomiting white foam but not yet any fur, it might be a precursor to a hairball. Just be sure to provide them with enough water throughout the day. This is more so if they ingest fibrous materials they cannot digest such as grass, fur or string.
Vomiting leads to throwing up foam.
If your cat is throwing up white foam, you may consider fasting as a way to resolve the issue. It could be anything from just mild stomach upset to a hairball (even if there is no hairball in the vomit), to a foreign object in the stomach, to kidney or liver failure, or a. Additional signs accompanying vomiting such as a cat throwing up clear liquid, or includes diarrhea is an important progression in a cat’s health deterioration. Your cat vomits more than a couple times per day.