GNH USA

Europe — EMA

Konakion

GNH USA supplies Konakion (Phytomenadione), a Vitamin K (phytonadione) for treating vitamin K deficiency bleeding, newborn hemorrhage prophylaxis

Phytomenadione

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What is Phytomenadione?

Phytomenadione, the active ingredient in Konakion, is a Vitamin K (phytonadione) presented as a unknown/unknown for intravenous and oral use. It treats vitamin K deficiency bleeding, reverses over‑anticoagulation from oral anticoagulants, and provides prophylaxis of hemorrhage in newborns. GNH USA supplies Konakion as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Phytomenadione used for?

Konakion acts on the coagulation pathway to correct vitamin K‑dependent clotting factor deficiencies. - Vitamin K deficiency bleeding: restores functional clotting factors to prevent or treat bleeding episodes. - Newborn hemorrhage prophylaxis: provides essential vitamin K to newborns to reduce risk of early bleeding. - Warfarin reversal: rapidly counteracts excessive anticoagulation caused by oral vitamin K antagonists.

What are the side effects of Phytomenadione?

Adverse reactions may occur following administration of Konakion.

Common Side Effects: - Injection site pain or erythema - Transient fever or chills - Nausea or mild vomiting - Headache or dizziness - Mild hypotension

Serious or Rare Side Effects: - Anaphylactic or severe allergic reaction - Acute hypotension leading to shock - Thromboembolic events such as deep‑vein thrombosis - Hemolysis or severe hematuria - Severe skin reactions (e.g., Stevens‑Johnson syndrome)

What precautions apply to Phytomenadione?

Konakion should be used with careful clinical assessment and monitoring. - Assess bleeding risk: evaluate coagulation status before administration. - Monitor INR: check clotting parameters after dosing to guide further therapy. - Avoid in known hypersensitivity: discontinue if allergic reaction occurs. - Use caution in neonates: follow specific neonatal dosing guidelines. - Pregnancy and lactation: weigh potential benefits against risks and consult a specialist. - Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.

What does Phytomenadione interact with?

Konakion may interact with several anticoagulant and medication classes.

Major Interactions (Avoid): - Warfarin: antagonizes anticoagulant effect, may require dose adjustment. - Acenocoumarol: similar antagonism, can lead to loss of anticoagulation. - Broad‑spectrum antibiotics: may alter gut vitamin K synthesis, affecting response.

Moderate Interactions (Monitor Closely): - Heparin: additive anticoagulant effect, monitor coagulation parameters. - Oral contraceptives: potential increased clotting risk, observe for thrombosis. - Hepatotoxic chemotherapy agents: may modify clotting factor synthesis, requiring closer INR monitoring.

Frequently asked questions

What is Konakion used for?+
Konakion is indicated for the prevention and treatment of bleeding caused by vitamin K deficiency, for prophylaxis of hemorrhage in newborns, and for rapid reversal of excessive anticoagulation due to oral vitamin K antagonists such as warfarin.
How does phytomenadione work?+
Phytomenadione acts as a cofactor in the hepatic gamma‑carboxylation of clotting factors II, VII, IX and X. This modification enables the factors to bind calcium, which is essential for the formation of a functional clotting cascade and restoration of normal hemostasis.
What determines the dose of Konakion?+
The appropriate dose of Konakion is determined by the prescribing clinician based on the patient’s clinical condition, severity of vitamin K deficiency, and laboratory coagulation results. No fixed regimen is provided here; dosing must follow the prescriber’s order.
Is Konakion safe during pregnancy or breastfeeding?+
Safety data for phytomenadione in pregnancy and lactation are limited. It may be used when the potential benefit justifies the potential risk to the fetus or infant, and the decision should be made by a qualified healthcare professional.
How do I order Konakion from GNH USA?+
To order Konakion, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA supplies hospitals, pharmacies and procurement teams worldwide, and will request trade or institutional credentials before providing pricing, availability, shipping details and import documentation.
How does Konakion compare with other vitamin K products?+
Konakion contains phytomenadione (vitamin K1) and is available for both intravenous and oral administration. Compared with vitamin K2 (menaquinone) formulations, phytomenadione has a faster onset of action for emergency reversal of anticoagulation, while K2 is often used for long‑term supplementation.
How should Konakion be stored and handled?+
Konakion should be stored at 2‑8 °C, protected from light, and must not be frozen or shaken. Keep the product in its original packaging and avoid temperature excursions to maintain potency and stability.
How is Konakion administered?+
Konakion can be given intravenously as a slow injection or infusion, or administered orally in tablet or liquid form, depending on the clinical indication and prescriber’s recommendation.
What are the most serious risks associated with Konakion?+
Serious adverse events include anaphylactic reactions, severe hypotension, thromboembolic complications such as deep‑vein thrombosis, and hemolysis. Immediate medical attention is required if any of these reactions occur.
Who should not use Konakion?+
Konakion is contraindicated in patients with known hypersensitivity to phytomenadione or any excipients in the formulation. Caution is also advised for individuals with a history of severe allergic reactions or those who cannot be monitored for coagulation changes.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Phytomenadione
Route
Intravenous Use , Oral Use
Manufacturer
Cheplapharm Arzneimittel Gmbh
Origin
EU

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