Heart Home > Lanoxin Warnings and Precautions
In some cases, Lanoxin can lower the heart rate too much. Other warnings and precautions to be aware of before starting Lanoxin relate to things like knowing when to avoid this medication and making sure your healthcare provider knows your complete medical history. If you have ventricular fibrillation or are allergic to any of the ingredients in this product, you should not take it.
What Should I Tell My Healthcare Provider?You should talk with your healthcare provider prior to taking Lanoxin® (digoxin) if you have:
- Kidney disease, such as kidney failure (renal failure)
- Heart problems, such as:
- Any abnormal heart rhythm (heart arrhythmia)
- Wolff-Parkinson-White syndrome (a rare heart condition)
- A recent heart attack
- Beriberi heart disease
- Inflammation of the heart muscle (myocarditis)
- Constrictive pericarditis (a long-term inflammation of the sac-like covering around the heart)
- Restrictive cardiomyopathy (a disorder in which the heart chambers cannot fill properly because the heart is too stiff)
- Been told you have electrolyte or vitamin problems (such as low or high blood potassium, calcium, magnesium, or thiamine levels)
- Thyroid problems (hyperthyroidism or hypothyroidism)
- Any allergies, including to foods, dyes, or preservatives.
- Pregnant or thinking of becoming pregnant