TheraRadar
Data updated: May 26, 2026

HEPARIN SODIUM PRESERVATIVE FREE (heparin sodium)

Genetically Validated
Cardiovascular Approved 1943-05-04

Heparin Sodium Injection is indicated for: • Prophylaxis and treatment of venous thrombosis and pulmonary embolism; • Prevention of postoperative deep venous thrombosis and pulmonary embolism in patients undergoing major abdominothoracic surgery or who, for other reasons, are at risk of developing thromboembolic disease; • Atrial fibrillation with embolization; • Treatment of acute and chronic consumptive coagulopathies (disseminated intravascular coagulation); • Prevention of clotting in arteri...

Source: FDA Label • Pfizer
12
Indications
--
Phase 3 Trials
83
Years on Market

Details

Status
Prescription
First Approved
1943-05-04
Routes
INJECTION
Dosage Forms
INJECTABLE

HEPARIN SODIUM PRESERVATIVE FREE Approval History

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Original
New Indication
New Form
Label Update
262 FDA actions from 1943 to 2025 · 3 indication expansions
Sep 2025 SUPPL
Label · Labeling
Oct 2024 SUPPL
Label · Labeling
Feb 2022 SUPPL
Label · Labeling

What HEPARIN SODIUM PRESERVATIVE FREE Treats

12 FDA approvals

Originally approved for its first indication in 1943 . Covers 12 distinct patient populations.

  • Other (12)

HEPARIN SODIUM PRESERVATIVE FREE Target & Pathway

Pro

Target

FACTOR XA (Coagulation Factor Xa) Coagulation Factor

A key enzyme in the blood clotting cascade that converts prothrombin to thrombin. Inhibiting Factor Xa prevents clot formation, reducing risk of stroke in atrial fibrillation and treating/preventing venous thromboembolism.

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Clinical Trial Registry

4 trials
Trial Sponsor ID Phase Status Title
NCT06646328 FER-CIT-2016-01 2016-004361-12 Ph 4 terminated Oxidative Stress and Circulating Nuclear DNA (cfDNA) in Acute Kidney Injury and Continuous Renal Replacement Therapies.
NCT04743011 EnHanCed results posted UPECLIN-MB-2 Ph 1, Ph 2 completed Enriched Heparin Anti COVID-19 Trial
NCT03707418 IRB00176475 Ph 1 withdrawn Bivalirudin vs Heparin in ECMO Patients
NCT02206087 PER977-01-002 Ph 1, Ph 2 completed Evaluation of the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamic Effects of PER977 Following Heparin
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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

HEPARIN SODIUM PRESERVATIVE FREE FDA Label Details

Indications & Usage

FDA Label (PDF)

Heparin Sodium Injection is indicated for: • Prophylaxis and treatment of venous thrombosis and pulmonary embolism; • Prevention of postoperative deep venous thrombosis and pulmonary embolism in patients undergoing major abdominothoracic surgery or who, for other reasons, are at risk of developing thromboembolic disease; • Atrial fibrillation with embolization; • Treatment of acute and chronic consumptive coagulopathies (disseminated intravascular coagulation); • Prevention of clotting in arterial and cardiac surgery; • Prophylaxis and treatment of peripheral arterial embolism. • Anticoagulant...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.