General Information FDA approved for use in veterinary medicine but no species specified. Available by prescription. Digoxin causes an increase in the heart muscle contractility with more blood output with each beat and it decreases fluid build up in the lungs. It reduces the heart size, heart rate, blood volume, and pressure in the arteries and veins. Some veterinarians will divide this dose in half to start.
Cats dislike the taste of the elixir.
Do not confuse the 2 different elixir strengths. Side Effects May see decreased appetite, vomiting, diarrhea, depression, incoordination, weakness, and abnormal heart rhythms. There is only a very small difference between the dose for treatment and a dose that could cause severe side effects and death. Do NOT adjust the medication amount without consulting with your veterinarian. Cats are more susceptible to adverse effects.