Some common side can include:
nausea, vomiting, diarrhea, loss of appetite, weakness, dizziness, headache, anxiety, depression, slow heart rate (bradycardia), enlarged or tender breasts in men, skin rash
More serious side can also include:
mental/mood changes, vision changes (such as blurred or yellow/green vision).
Speak with your doctor or pharmacist for help managing any side effects that become too severe during your treatment with Lanoxin. If you experience any serious side effects contact your doctor for additional medical treatment.