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During the late stages of congestive heart failure, your dog may exhibit symptoms including:

  • Severe weight loss.
  • Chronic diarrhea or vomiting.
  • Swelling of the legs.
  • Bluish or gray-colored gums or tongue.
  • Restlessness.
  • Difficulty breathing and ongoing coughing.
  • Fluid buildup (ascites) leading to a swollen abdomen.
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A dog with congestive heart failure may cough, have trouble breathing, experience fatigue, loss of appetite, or might die suddenly. Depending on the underlying cause, treatment can help reverse congestive heart failure, and medications are available to help relieve its symptoms.

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