Lovenox vs. Savaysa for Deep Vein Thrombosis and Pulmonary Embolism: Important Differences and Potential Risks.

Key takeaways

Enoxaparin (Lovenox) and Savaysa (edoxaban) are both blood thinners used to prevent and treat blood clots, but they have some key differences. Enoxaparin is an injectable medication, while Savaysa is taken orally. Enoxaparin is available in both brand and generic forms, whereas Savaysa is currently only available as a brand-name medication. Enoxaparin is often used during pregnancy, except for those with prosthetic heart valves. However, Savaysa isn’t recommended during pregnancy due to limited safety data. Neither medication requires blood test monitoring. Both can cause bleeding, but only enoxaparin has an antidote to reverse serious bleeding. Additionally, enoxaparin dose is based on weight and specific conditions, while Savaysa has a standard dose of 60 mg once daily.

Enoxaparin

(Lovenox)

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Savaysa

(edoxaban)

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Summary for Lovenox

Prescription only

Enoxaparin (Lovenox) is a blood thinner that's used to treat and prevent blood clots and other clotting-related conditions. It's given as an injection under the skin in the stomach. The dosing for enoxaparin (Lovenox) depends mostly on your weight, but also on why you need the medication. Enoxaparin (Lovenox) is a preferred choice for pregnant women, but it might not be the best option if they have prosthetic (artificial) heart valves. Side effects aren't common, but can include bleeding or bruising at the injection site. Enoxaparin (Lovenox) is available as a brand and generic medication.

Indications for Lovenox

Prevention of blood clots in the arms or legs (deep vein thrombosis or DVT) or in the lungs (pulmonary embolism or PE) in:
- People having stomach, hip, or knee surgery
- People who aren't able to move well
- People with a certain type of chest pain called unstable angina
Treatment of blood clots
Heart attack

Pros and Cons for Lovenox

Pros

Works well to treat several types of blood-clotting problems
Safe to use during pregnancy (except those with prosthetic heart valves)
Possible medication available that might help work as an antidote (reversal agent) to reverse effects
Blood tests are available to check how well the medication is working, but they're not required

Cons

Only available as an injection, which can be uncomfortable
Might be difficult for some people to inject at home
Might not be a good option for people with kidney problems
Can cause a serious low platelet condition called heparin-induced thrombocytopenia (HIT)

Common Side Effects for Lovenox

Abnormal liver tests (6%)
Major bleeding (up to 4%)

Warnings for Lovenox

Risk of bleeding around the spinal cord during other injections near the spine
Risk of bleeding
Low platelet counts and clotting problems
Higher risk of clots in pregnant women with prosthetic heart valves
Risk of serious breathing problem in infants (gasping syndrome)

Summary for Savaysa

Prescription only

Savaysa, the brand name for edoxaban, is an anticoagulant (blood thinner). It’s used to help prevent blood clots and strokes in certain people with atrial fibrillation. This medication can also treat blood clots. The dose is typically one 60 mg tablet by mouth once daily, but it might be lower if you have kidney problems. Since it’s a blood thinner medication, Savaysa (edoxaban) can raise your chance of bleeding as a side effect. As of early 2025, there's no FDA-approved generic version available yet.

Indications for Savaysa

Prevention of stroke and blood clots in people with nonvalvular atrial fibrillation (NVAF)
Treatment of deep vein thrombosis (DVT) and pulmonary embolism (PE) after 5 to 10 days of therapy with an injectable blood thinner

Pros and Cons for Savaysa

Pros

Oral medication that's only taken once a day
Can take with or without food and doesn't interact with any specific foods
Doesn't require frequent blood tests to check how well it’s working and how safe it is

Cons

Not for people with nonvalvular atrial fibrillation (NVAF) whose kidneys work too well
Not recommended if you have artificial heart valves or certain problems with your heart valves
Doesn't have an antidote (an option to reverse serious bleeding)

Common Side Effects for Savaysa

Any type of bleeding

Warnings for Savaysa

Less effective for people with atrial fibrillation whose kidneys work too well
Higher risk of blood clots or stroke when you stop the medication too soon
Bleeding risk
Risk of bleeding around the spinal cord after spinal procedures
Higher risk of clotting in people with triple-positive antiphospholipid syndrome