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What is Jantoven?

Jantoven (blood thinner) is an anticoagulant. This medication reduces blood clot formation. Jantoven can be used to treat blood clots that form in arteries or veins. This reduces the risk of a heart attack or stroke. Jantoven can be used in other ways not mentioned in this guide.

Side effects of Jantoven

If you experience any of the following symptoms of an allergic reaction, seek immediate medical attention: difficulty breathing, hives, swelling of your lips, face, tongue, or throat.

Jantoven can increase your risk of severe bleeding.

  • Feeling very weak and dizzy or having a sudden headache
  • Unusual bruising, swelling, or pain
  • Bleeding gums, nosebleeds;
  • Bleeding from wounds and needle injections that won't stop.
  • Heavy menstrual bleeding or abnormal vaginal bleeding
  • Blood in urine, bloody or tarry stool;
  • Vomit or blood that looks like coffee ground

Jantoven can cause clots that block blood flow. This could result in tissue death or an amputation. Seek medical attention immediately if you suffer from:

  • Pain, swelling, hot and cold sensations, skin changes, or discoloration anywhere in your body
  • Foot ulcers, purple toes or fingernails, or sudden, severe leg or foot pain

Warfarin is known to cause bleeding.

There may be other side effects. For medical advice on side effects, call your doctor. The FDA can be contacted at 1-800-FDA-1088 to report side effects.

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Jantoven should not be taken if bleeding is a problem for you, you need to have a spinal epidural, or you're undergoing surgery. Don't take this medication if you can't take it every day.

Jantoven can increase your risk of serious or fatal bleeding. This is especially true if your medical condition, age, stroke, or stomach or intestinal bleeding are present. If you experience bleeding that won't stop, seek emergency medical help.

Contact your doctor immediately if you experience any other symptoms of bleeding. These include: swelling or pain; unusual bruising or bleeding gums or nosebleeds; heavy menstrual bleeding or abnormal vaginal spotting; blood in urine or bloody or tarry stool; or vomiting blood or coffee grounds.

Jantoven can interact with many other medications that increase the risk of bleeding. Inform your doctor of all medications you've recently taken.

Do not make any changes to your diet before consulting your doctor. Jantoven can be less effective if you eat certain foods.

Before you take this drug

Jantoven should not be taken if you have an allergy to it or if

  • You have very high blood pressure.
  • You recently had surgery on your spine or brain.
  • You may undergo a spinal tap or spinal anaesthesia.
  • You cannot take Jantoven every day on time.

Jantoven should also not be taken if you have a bleeding disorder, such as:

  • A disorder of the blood cells (such as low red blood cells or platelets);
  • Ulcers or bleeding on your intestines;
  • Aneurysms or bleeding in the head;
  • An infection in the lining of the heart.

If you are not pregnant, you should avoid taking Jantoven unless you have been told to by your doctor. Although this medicine may cause birth defects, the benefits of preventing blood clots outweigh these risks. Use birth control if you are not expecting to prevent pregnancy during treatment and for 1 month following the last dose. Inform your doctor immediately if you fall pregnant.

Jantoven may cause you to bleed more readily, especially if:

  • High blood pressure or heart disease
  • Kidney disease
  • Cancer, or low blood counts
  • Accident or surgery
  • Bleeding in the stomach or intestines
  • A stroke;
  • If you are over 65 years old,

Tell your doctor about any of the following to ensure that Jantoven will be safe for you:

  • Diabetes;
  • Congestive heart failure;
  • Liver disease, kidney disease, or if you're on dialysis;
  • A hereditary clotting disorder;
  • Low blood platelets after receiving Heparin.

Warfarin does not pass into breast milk. If you are breastfeeding a child and you are taking warfarin, look for any signs of bleeding or bruising.

How to take Jantoven?

Please follow all the instructions on the prescription label. Your doctor may change your dosage from time to time. Take Jantoven only as prescribed by your doctor. Do not exceed the recommended dosage or take it longer.

Jantoven should be taken at the same time each day, whether or not you eat. Never take a double dose. Jantoven may make bleeding easier. If you are bleeding and it is not stopping, seek emergency medical help.

You will require frequent tests to measure your prothrombin or "INR" time (to determine your Jantoven dosage and your blood clotting time). This medicine must be taken under the supervision of a physician.

If you received Jantoven at a hospital, you should call or see your doctor within 3–7 days of leaving the hospital. At this time, your INR must be checked. Keep all follow-up appointments. If you have flu, chills, or flu-like symptoms, tell your doctor. It may be necessary to stop taking Jantoven between 5 and 7 days prior to any medical or dental procedure, surgery, or For instructions, call your doctor.

Wear a medical warning tag or carry a card that states you are taking Jantoven. You should let any medical provider that treats you know that you take Jantoven. Store away from moisture, heat, and light at room temperature.

What happens if I miss the dose?

As soon as you recall, take the missed dose. If your next scheduled dosage is approaching, skip the missed dose. You should not take more medicine to compensate for a missed dose.

What happens if you overdose?

Call the Poison Help Line at 1-800-222-1222 or seek emergency medical care. Excessive bleeding can be caused by an overdose.

What should be avoided?

Avoid any activities that could increase your risk of injury or bleeding. Be extra careful to avoid bleeding when shaving or brushing your teeth. After stopping Jantoven, you may continue to bleed easily for a few days.

Do not make any changes to your diet before consulting your doctor. Jantoven can be less effective if you consume foods high in vitamin K, such as liver, leafy greens, or vegetable oil. Eat these foods consistently on a weekly schedule if they are part of your daily diet.

Grapefruit juice and cranberry may cause unwanted side effects when combined with Jantoven. These juices should not be consumed while you are taking Jantoven. Avoid alcohol consumption.

Before taking any medication for swelling, arthritis, or pain, consult your doctor. Aspirin, ibuprofen, naproxen, celecoxib, diclofenac, and indomethacin are all included. These medications may cause stomach bleeding and affect blood clotting.

Interaction with other drugs

This medication guide does not list all possible interactions. Ask your doctor or pharmacist before starting any new medicine.

  • Other medicines that prevent blood clots
  • Antifungal or antibacterial medicine
  • Supplements that contain vitamin K
  • Herbal (botanical products): Coenzyme Q10; cranberry; echinacea; garlic; ginkgo biloba; ginseng goldenseal; or St. John's wort.

The list of drugs that can interact with Jantoven is not exhaustive. Included are prescription and over-the-counter medicines, vitamins, and herbal products. List all of your medications with your healthcare providers.




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