Generic Name: digoxin
Brand Name: Examples include Digitek and Lanoxin
Lanoxin capsules is used for:
Treating heart failure or slowing the heart rate in patients with chronic atrial fibrillation, a type of abnormal heart rhythm. It may also be used for other conditions as determined by your doctor.
Lanoxin capsules is a digitalis glycoside. It works by increasing the force of contraction of the heart and slowing heart rate.
Do NOT use Lanoxin capsules if:
- you are allergic to any ingredient in Lanoxin capsules
- you are currently taking sucralfate
- you have certain types of heart rhythm problems, such as ventricular fibrillation
Contact your doctor or health care provider right away if any of these apply to you.
Before using Lanoxin capsules:
Some medical conditions may interact with Lanoxin capsules. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have severe heart failure or other heart problems (eg, inflammation, heart block, cor pulmonale, cardiomyopathy, amyloid heart disease ), extra heart beats (premature ventricular contractions [PVCs]), other types of abnormal heart rhythm, heart problems due to low thiamine (eg, beriberi heart disease), Wolff-Parkinson-White syndrome, heart blood vessel problems, or fainting due to a heart problem
- if you have severe kidney, liver or lung problems, or thyroid problems
- if you have low blood levels of calcium, magnesium, or potassium, or high blood levels of potassium or calcium
- if you have had a recent heart attack
Some MEDICINES MAY INTERACT with Lanoxin capsules. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Alprazolam, amiodarone, amphotericin B, anticholinergics (eg, propantheline), beta-blockers (eg, propranolol, carvedilol), bupivacaine, calcium, cyclosporine, diltiazem, diphenoxylate, diuretics (eg, hydrochlorothiazide, furosemide), indomethacin, itraconazole, macrolides (eg, erythromycin), propafenone, quinidine, quinine, spironolactone, stimulants (eg, amphetamine), succinylcholine, sympathomimetics (eg, albuterol, pseudoephedrine), tetracyclines (eg, doxycycline), thioamines (eg, methimazole), or verapamil because they may increase the risk of Lanoxin capsules's side effects, especially on the heart
- Spironolactone because it may interfere with certain lab tests for digoxin blood levels and give false readings
- Oral aminoglycosides (eg, neomycin) because the actions and the risk of side effects of Lanoxin capsules may be increased or decreased
- Acarbose, certain anticancer medicines, cholestyramine, colestipol, kaolin-pectin, metoclopramide, penicillamine, rifampin, sulfasalazine, or thyroid hormones (eg, levothyroxine) because they may decrease Lanoxin capsules's effectiveness
This may not be a complete list of all interactions that may occur. Ask your health care provider if Lanoxin capsules may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Lanoxin capsules:
Use Lanoxin capsules as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take Lanoxin capsules by mouth. Do not take it within 1 hour of food high in fiber.
- Do not take antacids containing aluminum or magnesium, cholestyramine, or colestipol within 2 to 4 hours of taking Lanoxin capsules.
- If you miss a dose of Lanoxin capsules, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Lanoxin capsules.
Important safety information:
- Lanoxin capsules may cause dizziness or blurred vision. These effects may be worse if you take it with alcohol or certain medicines. Use Lanoxin capsules with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Tell your doctor or dentist that you take Lanoxin capsules before you receive any medical or dental care, emergency care, or surgery.
- Lanoxin capsules may interfere with certain lab tests, including an electrocardiogram (ECG). Be sure your doctor and lab personnel know you are using Lanoxin capsules.
- Lab tests, including electrocardiogram (ECG), electrolytes, kidney function, and blood digoxin levels, may be performed while you use Lanoxin capsules. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
- Use Lanoxin capsules with caution in the ELDERLY; they may be more sensitive to its effects.
- Use Lanoxin capsules with extreme caution in NEWBORNS OR NEWBORN INFANTS, especially those who are premature or immature; they may be more sensitive to its effects.
- Poisoning may occur in CHILDREN who accidently swallow Lanoxin capsules or receive too much medicine. In case of an overdose, call a doctor or poison control center right away.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Lanoxin capsules while you are pregnant. Lanoxin capsules is found in breast milk. If you are or will be breast-feeding while you use Lanoxin capsules, check with your doctor. Discuss any possible risks to your baby.
Possible side effects of Lanoxin capsules:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision, yellow vision, or other vision changes; confusion; fast, slow, or irregular heartbeat; hallucinations; mood or mental changes (eg, depression); severe or persistent nausea, vomiting, or stomach pain; unusual bruising or bleeding; unusual tiredness or weakness.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
See also: Lanoxin capsules side effects (in more detail)
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include very fast, very slow, or irregular heartbeat.Proper storage of Lanoxin capsules:
Store Lanoxin capsules at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Lanoxin capsules out of the reach of children and away from pets.
- If you have any questions about Lanoxin capsules, please talk with your doctor, pharmacist, or other health care provider.
- Lanoxin capsules is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information is a summary only. It does not contain all information about Lanoxin capsules. If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.