digoxin (Lanoxin) is made. These chemicals can increase the strength of heart muscle contractions, change heart rate, and increase heart blood output.
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dizziness, excessive urination, fatigue, muscle weakness and tremors, stupor, confusion, convulsions, abnormal heartbeats, and death. Long-term use of digitalis can lead to symptoms of toxicity, including visual halos, yellow-green vision, and stomach upset.
Digitalis isn't safe for anyone to use without the advice and care of a healthcare professional. Some people are especially sensitive to the toxic side effects of digitalis and should be extra careful to avoid use.
Do not use digitalis if:
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.