Get emergency medical help if you have signs of an allergic reaction to digoxin: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
nausea, vomiting, diarrhea, stomach pain;
fast, slow, or uneven heart rate;
a light-headed feeling, like you might pass out;
bloody or black, tarry stools;
confusion, weakness, hallucinations, unusual thoughts or behavior;
breast swelling or tenderness;
blurred vision, yellowed vision; or
(in babies or children) stomach pain, weight loss, growth delay, behavior changes.
Serious side effects may be more likely in older adults and those who are ill or debilitated.
Common digoxin side effects may include:
nausea, diarrhea;
feeling weak or dizzy;
headache, weakness, anxiety, depression; or
rash.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Digoxin side effects (more detail)
