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Prescription oral tablet (blood thinner)a factor Xa inhibitor, a type of blood thinner (anticoagulant)

Rivaroxaban

Rivaroxaban · Say it: RIV-a-ROX-a-ban

A prescription blood thinner taken by mouth that helps lower the chance of certain blood clots, heart attacks, and strokes in adults with coronary artery disease or peripheral artery disease.

Brand names: Xarelto

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Used for

To reduce the risk of major cardiovascular events (cardiovascular death, heart attack, and stroke) in adults with coronary artery disease (CAD). The label says it is used in combination with aspirin.

Comes as

2.5 mg tablets: light yellow, round, film-coated tablets marked with "2.5" on one side.

Common side effects

Bleeding is the most common side effect reported in adults in the label., You may bruise more easily, and bleeding may take longer to stop., The label text provided does not list other common side effects. The full label or your pharmacist can give more detail.

Key facts
Generic nameRivaroxaban
Brand namesXarelto
Type of medicinea factor Xa inhibitor, a type of blood thinner (anticoagulant)
How it is soldPrescription oral tablet (blood thinner)
Comes as2.5 mg tablets: light yellow, round, film-coated tablets marked with "2.5" on one side.
Routeoral
Boxed warningNo
Label date2026-04-29

💊 What is Rivaroxaban used for?

  • To reduce the risk of major cardiovascular events (cardiovascular death, heart attack, and stroke) in adults with coronary artery disease (CAD). The label says it is used in combination with aspirin.
  • To reduce the risk of major thrombotic vascular events (heart attack, ischemic stroke, acute limb ischemia, and major amputation of a vascular cause) in adults with peripheral artery disease (PAD), including adults who recently had a lower extremity revascularization procedure for symptomatic PAD. The label says it is used in combination with aspirin.

How it works

Rivaroxaban is a factor Xa inhibitor. The label says it lowers blood clotting and helps prevent clots from forming. Because it is a blood thinner, it also increases the risk of bleeding.

How it is usually taken

  • The label says it is taken by mouth twice daily.
  • It may be taken with or without food.
  • In coronary artery disease or peripheral artery disease, the label says it is taken together with aspirin, which is taken once daily.
  • Follow the instructions from your prescriber or pharmacist about how to take it.

Comes as

  • 2.5 mg tablets: light yellow, round, film-coated tablets marked with "2.5" on one side.

⚠️ Rivaroxaban side effects

Common side effects

  • Bleeding is the most common side effect reported in adults in the label.
  • You may bruise more easily, and bleeding may take longer to stop.
  • The label text provided does not list other common side effects. The full label or your pharmacist can give more detail.

Get medical help right away if

  • Get medical help right away if you have unexpected bleeding or bleeding that lasts a long time, such as frequent nosebleeds, unusual bleeding from the gums, heavier than normal menstrual or vaginal bleeding, or bleeding that is severe or cannot be controlled.
  • Get medical help right away if you notice red, pink, or brown urine, bright red or black stools (looks like tar), coughing up blood or blood clots, or vomiting blood or vomit that looks like coffee grounds.
  • Get medical help right away if you have headaches, feel dizzy or weak, or have pain, swelling, or new drainage at a wound site.
  • Get medical help right away if you have left upper belly pain, pain below the left rib cage or at the tip of the left shoulder, or diffuse belly discomfort. The label says these may be signs of a ruptured spleen.
  • Tell your doctor right away if you have back pain, tingling, numbness, muscle weakness (especially in the legs and feet), or loss of control of the bowels or bladder. These can be signs of a spinal or epidural blood clot.

🛑 Who should not take Rivaroxaban, and who should be careful

The label says not to take it if

  • You currently have active pathological (abnormal) bleeding. The label says not to take it in this case.
  • You are allergic to rivaroxaban or any of its ingredients. The label lists severe allergic reactions, such as anaphylaxis, as a contraindication.
  • You have an artificial heart valve. The label says rivaroxaban use is not recommended for people with prosthetic heart valves.
  • You have triple positive antiphospholipid syndrome. The label says rivaroxaban use is not recommended in this condition.
  • The label says rivaroxaban tablets are not recommended for pediatric patients.

Tell your doctor before taking it if

  • Tell your doctor about all medical conditions, including bleeding problems, liver or kidney problems, and antiphospholipid syndrome (APS).
  • Tell your doctor if you are pregnant or plan to become pregnant.
  • Tell your doctor about all medicines you take, including aspirin, NSAIDs, and other blood thinners.
  • The label says it is not for people with artificial heart valves.
  • Tell your doctor if you currently have unusual bleeding.

🔀 Rivaroxaban with other medicines, food and alcohol

The label says to discuss these with your doctor or pharmacist

  • Aspirin, NSAIDs (especially long-term use), clopidogrel, warfarin, heparin, enoxaparin, and other anticoagulants can increase bleeding risk. The label says to avoid using other anticoagulants with rivaroxaban unless the benefit outweighs the risk.
  • SSRIs and SNRIs (antidepressants) can increase bleeding risk when taken with rivaroxaban.
  • The label says to avoid combined P-gp and strong CYP3A inhibitors, such as ketoconazole and ritonavir.
  • The label says to avoid combined P-gp and strong CYP3A inducers, such as carbamazepine, phenytoin, rifampin, and St. John's wort.
  • In patients with renal (kidney) impairment, the label says rivaroxaban should not be used with combined P-gp and moderate CYP3A inhibitors, such as erythromycin, unless the potential benefit justifies the potential risk.
  • The label says clarithromycin, a strong CYP3A inhibitor, does not require precautions with rivaroxaban based on pharmacokinetic data.
  • Always tell your doctor or pharmacist about every medicine you take, including over-the-counter products and supplements.

Alcohol and food

The label says it may be taken with or without food. The label text provided does not mention alcohol.

🤰 Rivaroxaban in pregnancy and breastfeeding

Pregnancy

The label says it is not known if rivaroxaban will harm an unborn baby. The label advises using it with caution in pregnant patients because of the potential for bleeding related to pregnancy and possible emergency delivery. The label says the anticoagulant effect cannot be reliably monitored with standard lab tests. Tell your doctor right away if you become pregnant during treatment. The label also says people who can become pregnant should discuss pregnancy planning with their doctor.

Breastfeeding

The label does not say.

🗓️ Storage, missed doses and taking too much

Storage

The label says to store at 20°C to 25°C (68°F to 77°F). Keep out of the reach of children.

If a dose is missed

The label does not say.

If too much is taken

The label says an overdose may lead to bleeding. If bleeding complications from an overdose occur, the label says to stop rivaroxaban and start appropriate treatment. The label says activated charcoal may be considered to reduce absorption. Rivaroxaban is not removed by dialysis. Plasma products may partly reverse lab measures of its effect. The label says no specific agent is available to reverse its effect.

🗒️ Questions to ask about Rivaroxaban

🎯 Check what you understood

1. According to the boxed warning, what happens if rivaroxaban is stopped early for a reason other than serious bleeding or completing a course of therapy?

2. What is the most common side effect reported in adults, according to the label?

3. What does the label say about taking rivaroxaban with food?

❓ Rivaroxaban: frequently asked questions

Can I stop taking rivaroxaban on my own?

The medication guide says not to stop taking rivaroxaban without talking to the doctor who prescribed it. Stopping it increases the risk of stroke and blood clots, and the doctor may prescribe another blood thinner if needed.

What is the biggest risk of rivaroxaban?

The label warns about serious and sometimes fatal bleeding. It also warns about spinal or epidural blood clots that can cause long-term or permanent paralysis, especially around spinal procedures.

Is there a way to reverse the effect of rivaroxaban?

The label says a specific agent to reverse rivaroxaban's effect is not available. Procoagulant reversal agents may be considered but have not been evaluated in clinical efficacy and safety studies.

Can rivaroxaban be used in children?

The label says rivaroxaban 2.5 mg tablets are not recommended for use in pediatric patients.

Is rivaroxaban safe during pregnancy?

The label says it is not known if rivaroxaban will harm an unborn baby. It advises using it with caution in pregnancy because of the potential for pregnancy-related bleeding, and says to tell your doctor right away if you become pregnant.

🧪 Tests and reports linked to Rivaroxaban

The label text mentions these. If you have one of these reports, get every line of it explained.

📖 Medical words used on this page

  • Acute vs chronic

    Acute means something started recently or suddenly. Chronic means it has lasted a long time or keeps coming back.

  • Anaphylaxis

    Anaphylaxis is a severe, whole-body allergic reaction that comes on fast and is a medical emergency needing urgent help.

  • Anticoagulant

    An anticoagulant is a medicine that slows blood clotting, used to prevent or treat harmful clots. It raises the risk of bleeding.

  • Antidepressant

    An antidepressant is a medicine used to treat depression, and often anxiety, pain and other conditions, by acting on chemical messengers in the brain.

  • Antiphospholipid syndrome

    Antiphospholipid syndrome is an autoimmune condition in which the immune system makes antibodies that make the blood more likely to clot.

  • Antiplatelet

    An antiplatelet is a medicine, such as aspirin or clopidogrel, that stops platelets clumping together to form clots in arteries.

  • BID, TID and QID

    BID, TID and QID are abbreviations on prescriptions meaning twice a day, three times a day and four times a day.

  • Bilateral and unilateral

    Bilateral means on both sides of the body and unilateral means on one side only, and reports usually also name the side.

  • Boxed warning

    A boxed warning is the strongest safety warning on a US medicine label, printed in a box, about a serious or life-threatening risk.

  • Cardiovascular mortality

    Cardiovascular mortality means deaths caused by heart and blood vessel disease, such as heart attacks, heart failure and strokes.

  • Concomitant

    Concomitant means 'at the same time'; on a medicine label, concomitant use means taking two medicines during the same period.

  • Contraindication

    A contraindication is a reason not to use a particular medicine, test or procedure for a person because it could cause harm.

  • Course of treatment

    A course of treatment is the full planned period of taking a medicine, such as a set number of days of antibiotics.

  • CYP3A

    CYP3A is a family of enzymes, mainly in the liver and gut, that break down a large share of commonly used medicines.

📖 Medical words on this page

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Source: official FDA drug label (label updated 2026-04-29). Read the full label on DailyMed

MedicDecode explains the official label in plain words. It is not medical advice and does not replace your doctor or pharmacist. Never start, stop or change a medicine because of what you read here.