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edoxaban

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Brand names: Savaysa

Direct Oral Anticoagulant (Factor Xa Inhibitor) Rx

Savaysa is a medicine that helps to prevent blood clots. It is used to lower the chance of stroke in people with an irregular heartbeat (atrial fibrillation) and to treat blood clots in the legs or lungs.

Drug Pricing (NADAC)

Brand Price

$13.95/unit

Generic Available

No

DAIICHI SANKYO INC

Pricing data from NADAC (CMS), effective December 18, 2024. Compare all drug costs →

What it does

Savaysa is used to lower the risk of stroke and blood clots in people with nonvalvular atrial fibrillation, a type of irregular heartbeat.

Common side effects

Bleeding, Anemia (low red blood cells), Rash

Key warnings

Savaysa may not work as well to prevent strokes if you have atrial fibrillation and your kidneys are working very well (CrCl > 95 mL/min).

How It Works

Savaysa is a factor Xa inhibitor. This means it blocks a substance in your blood called factor Xa. By blocking factor Xa, Savaysa helps to prevent blood from clotting.

How to Take It

Take Savaysa once a day. The usual dose is 60 mg, but your doctor may prescribe 30 mg depending on your kidney function, weight, or other medicines you take. You can take Savaysa with or without food. If you miss a dose, take it as soon as you remember on the same day. Take your next dose at the usual time the next day. Do not double your dose.

Pregnancy & Breastfeeding

Tell your doctor if you are pregnant or plan to become pregnant. Savaysa may increase the risk of bleeding in the fetus. Do not breastfeed while taking Savaysa.

Missed Dose

If you miss a dose, take it as soon as you remember on the same day. Take your next dose at the usual time the next day. Do not double your dose.

Storage

Store Savaysa at room temperature, away from heat and moisture, and keep out of reach of children.

Serious Warnings

Savaysa may not work as well to prevent strokes if you have atrial fibrillation and your kidneys are working very well (CrCl > 95 mL/min). If you stop taking Savaysa too soon, you have a higher risk of blood clots or stroke. If you get medicine injected into your spine while taking Savaysa, it could cause bleeding around your spine, which can lead to paralysis.

Known Drug Interactions

moderate rifampin

( 7.1 ) Rifampin: Avoid concomitant use ( 7.2 ) 7.1 Anticoagulants, Antiplatelets, Thrombolytics, and SSRIs/SNRIs Co-administration of anticoagulants, antiplatelet drugs, thrombolytics and SSRIs or SNRIs may increase the risk of bleeding. 7.2 P-gp Inducers Avoid the concomitant use of SAVAYSA with rifampin [see Clinical Pharmacology (12.3) ] .

Mechanism: Rifampin causes your body to clear the blood thinner too quickly, which could make the medicine fail to prevent blood clots.

What to do: You should avoid taking these two medications at the same time.

7 DRUG INTERACTIONS Anticoagulants, Antiplatelets, Thrombolytics, and Selective Serotonin Reuptake Inhibitors (SSRIs)/Serotonin Norepinephrine Reuptake Inhibitors (SNRIs): Avoid concomitant use due to increased risk of bleeding.

Mechanism: Taking these medicines together can increase your risk of serious bleeding.

What to do: Avoid using these drugs at the same time to prevent dangerous bleeding.

minor aspirin

Promptly evaluate any signs or symptoms of blood loss if patients are treated concomitantly with anticoagulants, aspirin, other platelet aggregation inhibitors, and/or NSAIDs [see Warnings and Precautions (5.3) ] . In clinical studies with SAVAYSA concomitant use of aspirin (low dose ≤ 100 mg/day) or thienopyridines, and NSAIDs was permitted and resulted in increased rates of Clinically Relevant Bleeding. Carefully monitor for bleeding in patients who require chronic treatment with low dose aspirin and/or NSAIDs [see Warnings and Precautions (5.3) and Clinical Pharmacology (12.3) ] .

Mechanism: Both drugs affect how your blood clots, which can lead to more bleeding when used together.

What to do: Watch for any signs of bleeding and tell your doctor immediately if you notice anything unusual.

Concomitant use of carbamazepine with rivaroxaban, apixaban, dabigatran, and edoxaban (direct acting oral anticoagulants) is expected to result in decreased plasma concentration of these anticoagulants that may be insufficient to achieve the intended therapeutic effect. In general, coadministration of carbamazepine with rivaroxaban, apixaban, dabigatran, and edoxaban should be avoided.

Mechanism: Carbamazepine speeds up how your body clears edoxaban, which can make the blood thinner less effective.

What to do: This combination should generally be avoided to ensure your medicine works to prevent blood clots.

dabigatran etexilate edoxaban ↑ dabigatran ↑ edoxaban Refer to the dabigatran etexilate or edoxaban prescribing information for recommendations regarding co-administration. The specific recommendations are based on indication, renal function, and effect of the co-administered P-gp inhibitors on the concentration of dabigatran or edoxaban. Clinical monitoring is recommended when a DOAC not affected by CYP3A4 but transported by P-gp, including dabigatran etexilate and edoxaban, is co-administered with darunavir /ritonavir.

Mechanism: Darunavir stops a specific protein from moving edoxaban out of the body, which can increase the amount of medicine in your blood.

What to do: Your doctor should monitor you carefully and check your kidney health to ensure the dose is safe for you.

Common Questions

What should I do if I'm bleeding?
Tell your doctor right away if you have any signs of bleeding, such as unusual bruising, nosebleeds, or blood in your urine or stool.
Can Savaysa be reversed if I need emergency surgery?
There is no specific medicine to reverse the effects of Savaysa, but your doctor can use other treatments to manage bleeding.
Can I take aspirin or other pain relievers with Savaysa?
Talk to your doctor before taking aspirin, ibuprofen, or other pain relievers with Savaysa, as they can increase your risk of bleeding.
Will Savaysa interact with other medications I am taking?
Yes, Savaysa can interact with other medications, including some antibiotics and antifungals. Be sure to tell your doctor about all the medications you are taking.
How often will I need blood tests while taking Savaysa?
Your doctor will likely order blood tests to check your kidney function and to monitor for any signs of bleeding.
What if I need to have a surgery or dental procedure?
Talk to your doctor about when to stop taking Savaysa before any surgery or dental procedure.
Can I drink alcohol while taking Savaysa?
Talk to your doctor about drinking alcohol while taking Savaysa, as it may increase your risk of bleeding.
What if I have kidney problems?
Your doctor may need to adjust your dose of Savaysa if you have kidney problems.
What if I have liver problems?
Savaysa is not recommended if you have moderate or severe liver problems.
Are there any foods I should avoid while taking Savaysa?
No, there are no specific foods you need to avoid while taking Savaysa.
What are the common side effects of edoxaban?
The most commonly reported side effects of edoxaban include Bleeding, Anemia (low red blood cells), Rash, Abnormal liver function tests. Always consult your healthcare provider about potential side effects.
Does edoxaban interact with other medications?
Yes, edoxaban has 5 known drug interactions. Notable interactions include rifampin, norepinephrine, aspirin. Always inform your doctor about all medications you are taking.
What drug class is edoxaban?
edoxaban belongs to the Direct Oral Anticoagulant (Factor Xa Inhibitor) drug class. It requires a prescription (Rx). Savaysa is used to lower the risk of stroke and blood clots in people with nonvalvular atrial fibrillation, a type of irregular heartbeat.
Is edoxaban safe during pregnancy?
Tell your doctor if you are pregnant or plan to become pregnant. Savaysa may increase the risk of bleeding in the fetus. Always consult your healthcare provider before using any medication during pregnancy or breastfeeding.

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What the FDA Data Shows for edoxaban

The FDA label for edoxaban (sold under brand names such as Savaysa) classifies it as a prescription-only medication in the Direct Oral Anticoagulant (Factor Xa Inhibitor) class. Savaysa is used to lower the risk of stroke and blood clots in people with nonvalvular atrial fibrillation, a type of irregular heartbeat. Official labeling lists 4 commonly reported side effects, including Bleeding, Anemia (low red blood cells), Rash.

Post-market surveillance from the FDA Adverse Event Reporting System (FAERS) captures real-world experience. Voluntary reports accumulate over the lifetime of a drug and reflect wide-ranging clinical use. The database also lists 5 documented drug interactions derived from FDA labeling, with the top-flagged interaction rated moderate severity. NADAC pricing from CMS.

Report counts do not establish causation — a FAERS entry documents a temporal association, not proof that the drug produced the outcome. Widely prescribed medications naturally accumulate more reports than niche therapies, so raw totals must be interpreted alongside total exposure. Shortage status, recall history, and patent information further shape supply and switching decisions. This page summarizes public FDA data for educational purposes only and is not a substitute for professional medical advice — always consult a licensed healthcare provider before starting, stopping, or changing any medication.

Data Sources

Drug labeling: FDA Drug Labels (SPL/DailyMed). Adverse events: FDA Adverse Event Reporting System (FAERS). Pricing: CMS National Average Drug Acquisition Cost (NADAC).

FAERS reports are voluntary and do not establish causation. Drug interactions are derived from FDA labeling and clinical references. Always consult a healthcare professional before making medication decisions.

Last updated: July 10, 2025

All federal data sources used on this page