Savaysa vs. Coumadin

See how Savaysa and Coumadin compare on approved uses, dosing, side effects, and cost.

Key Takeaways

  • Savaysa is a once-daily factor Xa inhibitor that skips routine blood testing, while Coumadin is a vitamin K antagonist that requires regular INR checks.

  • Both drugs carry boxed warnings for serious bleeding, but Coumadin's second boxed warning covers fetal harm during pregnancy, not kidney-related dosing issues.

  • Savaysa is not recommended for atrial fibrillation patients with very high kidney function (CrCL > 95 mL/min), a limitation that does not apply to Coumadin.

Savaysa vs. Coumadin Drug Summary

Savaysa

Savaysa (edoxaban) is a factor Xa inhibitor used to reduce the risk of stroke in nonvalvular atrial fibrillation and to treat deep vein thrombosis and pulmonary embolism. It comes as a once-daily oral tablet and does not require routine blood monitoring.

Coumadin

Coumadin (warfarin) is a vitamin K antagonist used to prevent and treat blood clots in conditions such as atrial fibrillation, mechanical heart valves, and after a heart attack. It is taken as a daily oral tablet or IV injection, with doses adjusted using regular INR blood tests.

Savaysa vs. Coumadin Side Effects

Savaysa

Most common
Bleeding (any) (up to 21.7%)
Anemia (9.6%)
Abnormal liver function tests (4.8%)
Major bleeding (1% to 10%)

Coumadin

Most common
Hemorrhage (not specified as percentage on label)
Necrosis of skin/tissue (not specified as percentage on label)
Nausea (not specified as percentage on label)
Vomiting (not specified as percentage on label)

Savaysa vs. Coumadin Dosage

Savaysa

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 60 mg once daily At the start
Maximum dose 30 mg once daily If needed
Dose changes 1 increase As tolerated

Coumadin

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 2 to 5 mg once daily Days 1-5
Maximum dose 2 to 10 mg once daily If needed
Dose changes 1 increase As tolerated

Savaysa vs. Coumadin Indications

Savaysa

Savaysa is FDA-approved to lower the risk of stroke and blood clots in people with nonvalvular atrial fibrillation, and to treat deep vein thrombosis and pulmonary embolism. It is not recommended for patients with mechanical heart valves or for AFib patients with very high kidney function.

  • Stroke and systemic embolism prevention in nonvalvular AFib

  • Treatment of deep vein thrombosis (DVT)

  • Treatment of pulmonary embolism (PE)

  • Not approved for mechanical heart valves

Coumadin

Coumadin is FDA-approved for a broad range of clotting conditions, including atrial fibrillation, mechanical heart valves, venous thrombosis, pulmonary embolism, and reducing death risk after a heart attack. It is not approved for use during most pregnancies due to risk of fetal harm.

  • Stroke and clot prevention in atrial fibrillation

  • Prevention of clots with mechanical heart valves

  • Treatment of venous thrombosis and pulmonary embolism

  • Reduces death risk after a heart attack

Savaysa vs. Coumadin Pros and Cons

Savaysa

Savaysa offers simple once-daily dosing without the need for routine blood testing, making it easier to fit into daily life. It carries boxed warnings about reduced effectiveness in patients with very high kidney function and the danger of stopping it abruptly.

Pros

  • No routine blood monitoring required

  • Once-daily dosing with no titration needed

  • Fewer food and drug interactions than warfarin

  • Faster onset of anticoagulant effect

Cons

  • Not recommended for AFib patients with CrCL > 95 mL/min

  • Requires overlap with an injectable anticoagulant for DVT/PE

  • No reversal agent as widely available as vitamin K

  • Roughly $483 to $561 per month without insurance

Coumadin

Coumadin has decades of clinical experience and covers the widest range of approved uses, including mechanical heart valves. It requires regular INR blood testing and careful attention to diet and drug interactions to keep dosing safe.

Pros

  • Approved for mechanical heart valves, unlike Savaysa

  • Decades of clinical experience and safety data

  • Effects can be reversed with vitamin K

  • Roughly $40 to $100 per month without insurance

Cons

  • Requires regular INR blood monitoring

  • Many food and drug interactions to manage

  • Narrow therapeutic index requires dose adjustments

  • Not safe during most pregnancies

Common Symptoms and Related Diseases You Can Explore

Explore a range of common symptoms the Doctronic Symptom Checker can help you understand.