Heparinside effects

1 ML heparin sodium, porcine 5000 UNT/ML Injection

Adverse reactions

The following clinically significant adverse reactions are described elsewhere in the labeling: Hemorrhage Heparin-Induced Thrombocytopenia and Heparin-Induced Thrombocytopenia and Thrombosis Risk of Serious Adverse Reactions in Infants Due to Benzyl Alcohol Preservative Thrombocytopenia Heparin Resistance Hypersensitivity Hyperkalemia Most common adverse reactions are hemorrhage, thrombocytopenia, HIT and HITTS, injection site irritation, general hypersensitivity reactions, and elevations of aminotransferase levels. To report SUSPECTED ADVERSE REACTIONS, contact Meitheal Pharmaceuticals Inc. at 1-844-824-8426 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

6.1 Postmarketing

Experience The following adverse reactions have been identified during post approval use of Heparin Sodium Injection. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Hemorrhage is the chief complication that may result from heparin therapy. Gastrointestinal or urinary tract bleeding during anticoagulant therapy may indicate the presence of an underlying occult lesion. Bleeding can occur at any site but certain specific hemorrhagic complications may be difficult to detect: Adrenal hemorrhage, with resultant acute adrenal insufficiency, has occurred with heparin therapy, including fatal cases. Ovarian (corpus luteum) hemorrhage developed in a number of women of reproductive age receiving short- or long-term heparin therapy. Retroperitoneal hemorrhage. HIT and HITT, including delayed onset cases. Local Irritation – Local irritation, erythema, mild pain, hematoma or ulceration may follow deep subcutaneous (intrafat) injection of heparin sodium. Because these complications are much more common after intramuscular use, the intramuscular route is not recommended. Histamine-like reactions – Such reactions have been observed at the site of injections. Necrosis of the skin has been reported at the site of subcutaneous injection of heparin, occasionally requiring skin grafting. Hypersensitivity – Generalized hypersensitivity reactions have been reported, with chills, fever and urticaria as the most usual manifestations, and asthma, rhinitis, lacrimation, headache, nausea and vomiting, and anaphylactoid reactions, including shock, occurring less frequently. Itching and burning, especially on the plantar side of the feet, may occur. Elevations of aminotransferases – Significant elevations of aspartate aminotransferase (AST) and alanine aminotransferase (ALT) levels have occurred in patients who have received heparin. Miscellaneous - Osteoporosis following long-term administration of high doses of heparin, cutaneous necrosis after systemic administration, suppression of aldosterone synthesis, delayed transient alopecia, priapism, and rebound hyperlipemia on discontinuation of heparin sodium have also been reported. Metabolism and Nutrition Disorders – Hyperkalemia.

Text above is quoted in full from the FDA-approved drug label published by openFDA, effective September 26, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.

Contraindications

The use of Heparin Sodium Injection is contraindicated in patients with the following conditions: History of heparin-induced thrombocytopenia and heparin-induced thrombocytopenia and thrombosis; Known hypersensitivity to heparin or pork products (e.g., anaphylactoid reactions); In whom suitable blood coagulation tests, e.g., the whole blood clotting time, partial thromboplastin time, etc., cannot be performed at appropriate intervals (this contraindication refers to full-dose heparin; there is usually no need to monitor coagulation parameters in patients receiving low-dose heparin); An uncontrolled active bleeding state, except when this is due to disseminated intravascular coagulation. Severe thrombocytopenia When suitable blood coagulation tests, e.g., the whole blood clotting time, partial thromboplastin time, etc., cannot be performed at appropriate intervals An uncontrolled active bleeding state, except when this is due to disseminated intravascular coagulation

Text above is quoted in full from the FDA-approved drug label published by openFDA, effective September 26, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.

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