K-NAT Injection

Prescription Required
Store at room temperature (10-30°C)


K-NAT Injection is a medicine used in the treatment of vitamin K deficiency. It is an important nutrient that helps the blood to clot and prevent excessive bleeding in addition to other health benefits.

K-NAT Injection is given under the supervision of a healthcare professional and should not be self-administered. You should take it regularly to get the most benefit from it. This medicine may be only part of a complete program of treatment that also includes making changes to your diet and taking calcium and vitamin supplements. Learn about the foods you should eat to make sure you get enough calcium and vitamin D in your diet.

It may cause few side effects such as taste change, discoloration of the skin, decreased blood pressure, itching, etc. in some people. You should contact your doctor if any of these side effects bothers you.

Before taking this medicine, tell your doctor if you have any heart, kidney, or liver disease. Some other medicines can decrease the absorption of vitamin K or interact with it, so let your doctor know all other medicines you are taking to make sure you are safe.it is important to ask the advise of your doctor before taking any vitamin supplements.

Uses of K-NAT Injection

Benefits of K-NAT Injection

In Nutritional deficiencies

K-NAT Injection is a supplement of vitamin K. It is used to treat and prevent low vitamin K levels in the body. Vitamin K is an important nutrient that helps the blood to clot and prevent excessive bleeding. Take it in the dose and duration as prescribed by your doctor.

Side effects of K-NAT Injection

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of K-NAT

  • Taste change
  • Cyanosis (bluish discoloration of the skin)
  • Breathlessness
  • Flushing (sense of warmth in the face, ears, neck and trunk)
  • Increased bilirubin in the blood
  • Decreased blood pressure
  • Itching
  • Skin erosion
  • Skin eruptions

How to use K-NAT Injection

Your doctor or nurse will give you this medicine. Kindly do not self administer.

How K-NAT Injection works

K-NAT Injection provides essential nutrients.

Safety Advice

Caution is advised when consuming alcohol with K-NAT Injection. Please consult your doctor.
K-NAT Injection may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
K-NAT Injection is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.
K-NAT Injection does not usually affect your ability to drive.
There is limited information available on the use of K-NAT Injection in patients with kidney disease. Please consult your doctor.
There is limited information available on the use of K-NAT Injection in patients with liver disease. Please consult your doctor.

Alternate Brands

For informational purposes only. Consult a doctor before taking any medicines.
No alternate brands found for this medicine

Quick Tips

Do not take anticoagulants ('blood thinners') such as warfarin (Coumadin) while you are taking phytonadione unless told to do so by your doctor, If you are taking orlistat (Xenical), take it 2 hours before or 2 hours after taking vitamin K.
  • If you need surgery or dental work, tell the surgeon or dentist ahead of time that you are using Vitamin K.
  • Vitamin K should be used with caution in patients with severe liver disease as the administration of high dosages has resulted in further depression of liver function.
  • Routine liver function tests should be performed if regular or prolonged therapy with vitamin K is necessary in patients with liver disease.
  • Too much vitamin K can be harmful if you are receiving dialysis treatments due to kidney disease.
Before using this medication, tell your doctor:
  • If you have a medical history of blood disorders.
  • If you have a medical history of gallbladder disease (e.g., obstructive jaundice, biliary fistula) .
  • If you have a medical history of liver or kidney disease.
  • If you have recently used or are currently taking an antibiotic.
  • If you have recently used or are currently taking a blood thinner such as anisindione, heparin, warfarin, Coumadin.
  • If you have recently used or are currently taking salicylates such as aspirin, Backache Relief Extra Strength, Novasal, Nuprin Backache Caplet, Doan's Pills Extra Strength, Pepto-Bismol, Tricosal, and others.
  • During pregnancy, this medication should be used only when clearly need.
  • Vitamin K alone, with certain other medicines, or with alcohol in some formulations may cause dizziness. Do not drive, operate machinery, or do anything else that could be dangerous until you know how you react to vitamin K.
  • Vitamin K in some formulations contains benzyl alcohol, which has been reported to cause toxic and fatal reactions ("gasping syndrome") in newborn children. Discuss any questions or concerns with your doctor.

Fact Box

Chemical Class
Phytomenadione Derivative
Habit Forming
Therapeutic Class

Interaction with Drugs

Taking K-NAT with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Brand(s): Altrom, Cenorol, Cgtrom
Brand(s): Orli-Misia, Redufat, Orlistat
Brand(s): Cofarin, Sofarin, Warf
Brand(s): Dindevan

Patient Concerns

Physical is nat good very weak
Dr. Gopal Bansilal Samdani
If you are concern of growth then keep records of height and weight and plot on growth chart. This will give you idea exact your child stands and how your child is growing link for growth chart-- http://iapindia.org/files/IAP_WHO%20WTforHT%200-5%20Boys.pdf. If you are concerned that your child may be underweight, consult your child?s physician. He will try to find any underlying reason for underweight like nutritional deficiency. Blood test may be required to find and confirm nutritional deficiency. If your child is underweight, start by ensuring that most meals and snacks are nutrient-rich. Good sources of protein for weight gain include eggs, peanut butter and other nut butters, bean soups, hummus and full-fat milk, yogurt and cheese. Whole wheat bread and pasta, mashed potatoes and hot cereal are excellent carbohydrate choices, while nuts and seeds, and avocados, are healthy fat sources to help your child gain weight.
I found some deficiencies in report . Want to consult
Vipul Aggarwal
Tab uprise d3 60 k once a week for 3 months. Tab BioD3 once a day for a month Tab me12 once a day for a month
Do you have any questions related to K-NAT Injection ?


Q. What is K-NAT Injection? What is it used for?

K-NAT Injection is a medicine used in the treatment of vitamin K deficiency. Vitamin K is an important nutrient that helps the blood to clot and prevent excessive bleeding in addition to other health benefits. The medicine provides an adequate level of vitamin K in the body to avoid any ailment related to its deficiency.

Q. What is the importance of vitamin K in our body?

Vitamin K is important for maintaining healthy bones and healing of wounds. It helps in producing 4 out of 13 proteins essential for blood clotting. Vitamin K works along with Vitamin D to ensure that bones develop properly by enhancing the absorption of calcium and hence increasing bone mineral density. People who have adequate amounts of vitamin K are therefore less prone for hip fractures.

Q. What are the sources of vitamin K?

Vitamin K can be found in green leafy vegetables (such as spinach and cabbage), soyabean, milk, cheese, eggs, chicken, lamb, salmon, etc. Owing to the numerous benefits, it is advisable to include one or multiple food items rich in vitamin K in our everyday diet to prevent its deficiency.

Q. Is K-NAT Injection effective?

K-NAT Injection is effective if used in the dose and duration advised by your doctor. Do not stop taking it even if you see improvement in your condition. If you stop using K-NAT Injection too early, the symptoms may return or worsen.

Q. How is K-NAT Injection administered?

K-NAT Injection should be administered under the supervision of a trained healthcare professional or a doctor only and should not be self-administered. The dose will depend on the condition you are being treated for and will be decided by your doctor. Follow your doctor’s instructions carefully to get maximum benefit from K-NAT Injection.

Q. Is K-NAT Injection safe?

K-NAT Injection is safe if used in the dose and duration advised by your doctor. Take it exactly as directed and do not skip any dose. Follow your doctor's instructions carefully and let your doctor know if any of the side effects bother you.

Q. What are the signs and symptoms of vitamin K deficiency?

The most common signs and symptoms of vitamin K deficiency may include easy bruising, excessive and abnormal bleeding, hemorrhage, etc. The main reason for these symptoms is the deficiency of an important vitamin which is essential for blood clotting. This deficiency can also lead to abnormal and uncontrollable bleeding that can even endanger life.

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1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover all possible side effects, drug interactions or warnings or alerts. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.


  1. Zehnder JL. Drugs Used in Disorders of Coagulation. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 601.
  2. Weitz JI. Blood Coagulation and Anticoagulant, Fibrinolytic, and Antiplatelet Drugs. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics.12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 872-74.
  3. ScienceDirect. Vitamin K. [Accessed 05 Apr. 2019] (online) Available from:External Link
  4. Drugs.com. Phytonadione (oral/injection). [Accessed 05 Apr. 2019] (online) Available from:External Link
  5. Vitamin K1. Whiteehouse Station, New Jersey: Merck Co., Inc.; 2004. [Accessed 05 Apr. 2019] (online) Available from:External Link

Manufacturer/Marketer Address

80/1a, Sarat Bose Road, Bhawanipur, Kolkata, West Bengal 700025
Country of Origin: India

Best Price
MRP29.53  Get 15% OFF
Inclusive of all taxes
Best price is valid on orders above ₹499
2 ml in 1 vial


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