In addition to adverse cardiovascular effects of digoxin, other adverse effects resulting from toxicity include:

• CNS—headache, vision disturbances, hallucinations, fatigue, muscle weakness, agitation, malaise, dizziness, stupor, paresthesia
• GI—anorexia, nausea, vomiting, diarrhea
• Other—yellow-green halos around visual images, blurred vision, light flashes, photophobia, diplopia.