Product image of Neokay (Phytomenadione) supplied by GNH India

Neokay

Active Ingredient:
Phytomenadione
Origin:
EU

Neokay (Phytomenadione)

Phytomenadione, the active ingredient in Neokay, is a Vitamin K presented as an oral dosage form for oral use. It treats vitamin K deficiency and helps prevent bleeding associated with anticoagulant therapy in patients requiring hemostasis support.

GNH India supplies Neokay as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Neoceuticals Limited

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Indications & Clinical Uses

Neokay is used to correct deficiencies in the vitamin K‑dependent coagulation pathway and to manage bleeding risks linked to anticoagulant treatment.

  • Vitamin K deficiency: restores normal clotting factor activity and reduces bleeding tendency.
  • Anticoagulant‑associated bleeding: counteracts excess anticoagulation and helps achieve hemostasis.
  • Peri‑operative management: provides rapid vitamin K repletion before surgery in patients on long‑term anticoagulants.

How It Works

  • Phytomenadione supplies vitamin K1, which acts as a cofactor for the enzyme gamma‑glutamyl carboxylase. This enzyme carboxylates clotting factors II, VII, IX and X, converting them into biologically active forms that participate in the coagulation cascade, thereby restoring normal blood clotting function.

Side Effects

Neokay may be associated with a range of adverse reactions, most of which are mild and reversible.

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Vomiting: occasional emesis after oral intake.
  • Diarrhea: loose stools that resolve without intervention.
  • Abdominal discomfort: cramping or pain in the upper abdomen.
  • Headache: transient mild headache.
  • Skin rash: mild erythematous eruption.

Serious or Rare Side Effects

  • Anaphylaxis: severe allergic reaction requiring immediate medical care.
  • Severe hypersensitivity: angioedema or bronchospasm.
  • Thrombosis: unexpected clot formation in veins or arteries.
  • Hemolysis: breakdown of red blood cells in susceptible individuals.
  • Liver dysfunction: elevated transaminases indicating hepatic stress.
  • Coagulopathy reversal failure: inadequate response leading to persistent bleeding.

Precautions & Warnings

Before prescribing Neokay, clinicians should consider several safety measures.

  • Assess vitamin K status: evaluate baseline coagulation parameters and dietary intake.
  • Monitor anticoagulant therapy: adjust doses of warfarin or other agents as needed.
  • Caution in liver disease: impaired synthesis of clotting factors may alter response.
  • Avoid in known hypersensitivity: discontinue if allergic signs appear.
  • Use with newborns cautiously: neonatal dosing requires specialist guidance.
  • Store at ambient temperature: keep in original container, protect from moisture and light.

Avoid Interactions

Neokay can interact with several medications that affect coagulation or vitamin K metabolism.

Major Interactions (Avoid)

  • Warfarin: concurrent use may blunt anticoagulant effect and require dose adjustment.
  • Direct oral anticoagulants (DOACs): may reduce therapeutic anticoagulation.
  • Broad‑spectrum antibiotics: disrupt gut flora that synthesize vitamin K, altering response.

Moderate Interactions (Monitor Closely)

  • Lipid‑lowering agents (statins): may modestly affect vitamin K metabolism.
  • Corticosteroids: can influence coagulation factor levels.
  • Diuretics: may change plasma concentration of vitamin K.

Frequently Asked Questions

Neokay contains phytomenadione, a form of vitamin K1, and is used to correct vitamin K deficiency and to manage bleeding that can occur with anticoagulant therapy. It helps restore normal clotting factor activity, reducing the risk of excessive bleeding in patients who need hemostatic support.

Phytomenadione provides vitamin K1, which serves as a cofactor for the enzyme gamma‑glutamyl carboxylase. This enzyme activates clotting factors II, VII, IX and X by adding a carboxyl group, enabling them to bind calcium and participate in the coagulation cascade, thereby promoting normal blood clot formation.

The dose of Neokay is individualized by the prescribing healthcare professional based on the patient’s clinical condition, laboratory values and response to therapy. Only a qualified prescriber should determine the appropriate amount and dosing schedule.

Safety data for phytomenadione in pregnancy and lactation are limited. The decision to use Neokay during pregnancy or while breastfeeding should be made by a healthcare provider after weighing potential benefits against any possible risks to the mother and infant.

To request Neokay, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including any cold‑chain requirements) and the necessary import documentation.

Neokay delivers phytomenadione, the same active ingredient found in other oral vitamin K1 preparations. Compared with injectable vitamin K formulations, the oral route offers convenient administration but may have a slower onset of action. Choice of product depends on clinical urgency, patient preference and the prescriber’s assessment.

Neokay should be stored at ambient temperature, below 25 °C, in its original packaging. Keep the product away from moisture and direct sunlight to preserve potency. Do not refrigerate unless specifically instructed on the label.

Neokay is taken orally, usually with water. The tablet (or other oral dosage form) should be swallowed whole unless the prescriber advises otherwise. Administration can be with or without food, depending on the prescriber’s recommendation.

Serious risks include severe allergic reactions such as anaphylaxis, unexpected thrombosis, and rare cases of hemolysis or liver dysfunction. Patients should be monitored for signs of hypersensitivity, abnormal clot formation or liver enzyme changes, and medical attention should be sought immediately if these occur.

Neokay should be avoided in individuals with known hypersensitivity to phytomenadione or any excipients in the formulation. Patients with uncontrolled liver disease, active thrombosis or those receiving high‑dose anticoagulants without appropriate monitoring should not use it without specialist guidance.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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