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  • Generic Name: (digoxin)
    Other Brands: N/A
  • Last Revised: 08/2015
    • What is this medication and its most common uses?

      Lanoxin is a medicine used either alone or in combination with other medications to treat heart failure and atrial fibrillation (an irregular, fast heartbeat).

    • What should I know when beginning and continuing on this medication?

      How does this medication work?

      Lanoxin works by helping to control your heart rate.

      What are the beneficial effects of this medication and when should I begin to have results?


      Heart Failure: Continued treatment with Lanoxin has been shown to reduce the risk of developing worsening heart failure.

      Atrial Fibrillation: Lanoxin has been shown to reduce the resting heart rate as well as increase the time between symptomatic episodes.

      When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions.

      How do I know it is working?

      Your healthcare provider may order tests regularly to check how well this medication is working.

    • What are the possible side effects of this medication?

      The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

      More common side effects may include: nausea, vomiting, headache, weakness, dizziness.

      Less common side effects may include:

      Potential overdose, with symptoms such as nausea, vomiting, persistent diarrhea, confusion, weakness, or changes in vision (including blurred vision, green-yellow color changes, or a halo effect).

      Symptoms of having too high doses may be difficult to recognize in infants and children; weight loss, failure to thrive in infants, abdominal (stomach area) pain, and changes in behavior may be indications of overdose.

    • Who should not take this medication?

      Do not take Lanoxin if you are allergic to it or to any of its ingredients.

      Do not take Lanoxin if you have a certain type of abnormal heartbeat called ventricular fibrillation.

    • What should I tell my healthcare provider before I take the first dose of this medication?

      Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Lanoxin. Also, talk to your healthcare provider about your complete medical history, especially if you have Wolff-Parkinson-White syndrome (a heart condition with abnormal electrical activity) or any other heart problems (such as history of a heart attack), low blood calcium levels, thyroid problems, or if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What is the usual dosage?

      The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

      Adults and children: Your healthcare provider will prescribe the appropriate dose for you or your child, based on the condition being treated, age, and body weight.

      If you have kidney impairment, your healthcare provider may adjust your dose appropriately.

    • How should I take this medication?

      Take Lanoxin exactly as prescribed by your healthcare provider. Do not change your dose or stop taking Lanoxin without first talking to your healthcare provider.

      Your healthcare provider may tell you to monitor and record your heart rate and blood pressure daily.

    • What should I avoid while taking this medication?

      Do not take any over-the-counter medications, including herbal supplements without first talking to your healthcare provider.

    • What are the possible food and drug interactions associated with this medication?

      If Lanoxin is taken with certain other drugs, the effects of either could be increased, decreased, or altered. Lanoxin may interact with numerous medications. Therefore, it is very important that you tell your healthcare provider about any medications you are taking.

    • May I receive this medication if I am pregnant or breastfeeding?

      The effects of Lanoxin during pregnancy are unknown. Lanoxin can be found in your breast milk if you take it while breastfeeding. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What should I do if I miss a dose of this medication?

      If you miss a dose of Lanoxin, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

    • How should I store this medication?

      Store at room temperature. Protect from light and moisture.

    • Who should I contact in case of emergency or overdose?
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      In the event of a medical emergency call your doctor or 9-1-1 immediately. In the event of overdose, call your doctor or poison control for further instructions.
      National Poison Control#: Call 1-800-222-1222

      This PDR+ drug information has been developed by the Physicians’ Desk Reference Network (PDRN), a source of medication information trusted by doctors for over 65 years.

      This monograph summarizes the most important information about your medication and does not cover all the information you may need. If you have any questions or concerns or want to learn more about your medication, ask your healthcare provider; he/she will be able to provide answers to your questions. This medication should only be used by the patient for whom it was prescribed and should not be shared with other people.
    • Additional patient resources.
      back to top Use your PDR® Pharmacy Discount Card when you or a family member fills a prescription and ask for your PDR® Discount every
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    This discount plan is NOT insurance or a Medicare prescription drug plan. The plan is not intended as a substitute for insurance and does not meet creditable coverage requirements under state or federal law. The plan provides discounts at participating pharmacies on certain pharmaceutical supplies, prescription drugs, or medical equipment and supplies. The range of discounts will vary depending on the products received. Members are obligated to pay the pharmacy the entire amount of the discounted rate for such products at the point of sale. The plan does not pay pharmacies for products provided to members. No enrollment or periodic fees apply. The pharmacy may pay the plan a fee from amounts the pharmacy collects from the member. The discount plan organization is ProCare Pharmacy Benefit Manager, Inc.,1267 Professional Parkway, ProCare Office Park, Gainesville, GA 30507, 1-888-299-5383. Customer service is provided by PDR, LLC., 5 Paragon Drive, Montvale, NJ, 07645, 1-800-232-7379, www.pdr.net/DiscountCard, customerservice@pdr.net.