The survival time of a dog with heart failure varies depending on the severity of the condition, how it is treated, and the dog's overall health. Heart failure is the end result of a gradual weakening of the heart muscle, which affects your dog's blood circulation and leads to impaired organ function throughout the body.

In the late stages of heart failure in dogs, dogs will suffer from mucosal ischemia and paleness because the heart cannot perform normal blood circulation. , weakened pulse, difficulty breathing, poor energy, loss of appetite, and basic immobility. At this time, the dog's condition is very serious, there is almost no treatment significance, and the prognosis is very poor.