Vitamin B9 - instructions for use , indications


1. release form

2. pharmacological action of vitamin B9

3. content of vitamin B9 in products

4. Indications

folic acid 5. Contraindications to the use of vitamin B9

6. vitamin B9: instruction manual

7. Side effects of vitamin B9

8. Drug interactions

9. main symptoms of deficiency of vitamin B9body

vitamin B9 (international name - Folic acid) - it is important for the normal functioning of the body's vitamin, which is responsible for the quality of blood, participates in the formation of red blood cells and regulates carbohydrate and fat metabolism.As for the women, for their folic acid is an essential "helper" in the fight against hair loss.The main indications for the use of vitamin B9 include: folic acid deficiency anemia and hair loss.


issue in the present time release vitamin B9 in ampoules (injection) and tablets (in blisters and plastic containers).

pharmacological action of vitamin B9

Instructions for use indicates that folic a

cid is a water-soluble vitamin, which is excreted by the kidneys rather quickly (sometimes even intact).

Vitamin B9 is essential for education and normal maturation normoblasts megaloblasts.This vitamin is involved in the material synthesis of amino acids (methionine, glycine, and others.), Purines, nucleic acids, pyrimidine, stimulates erythropoiesis, as well as taking part in the exchange of histidine and choline.

The vitamin B9 in products

Vitamin B9 is in large quantities in vegetable and in animal products.

Herbal Products containing folic acid:

  • carrots;
  • green leafy vegetables;
  • broccoli;
  • brussels sprouts;
  • bran;
  • legumes;
  • nuts;
  • cereals;
  • pumpkin;
  • spinach;
  • roots;
  • sunflower seeds;
  • soybeans;
  • oranges;
  • bananas;
  • yeast.

Animal foods containing vitamin B9:

  • liver and pork;
  • liver and beef;
  • liver and mutton;
  • salmon;
  • egg yolk;
  • milk and dairy products.

Indications for the use of folic acid

The main indications for the use of this vitamin are hypovitaminosis and avitaminosis B9, which are considered major provocateurs:

  • unbalanced nutrition (malnutrition and parenteral nutrition including);
  • macrocytic anemia;
  • megaloblastic anemia;
  • hemolytic anemia;
  • alcoholism;
  • glossitis;
  • intermittent fever;
  • hemodialysis for a long period of time;
  • gastrectomy;
  • gastrointestinal disease and hepatobiliary areas;
  • pregnancy;
  • prolonged stress;
  • during breastfeeding;
  • simultaneous use for a long period of time, analgesic, anticonvulsant drugs, sulfasalazine, estrogen and erythropoietin.

Contraindications to the use of vitamin B9

The use of folic acid is not allowed in the following situations:

  • hypersensitivity to the drug substance;
  • pernicious anemia.

Vitamin B9: instructions for use

With the purpose of treatment the adult prescribe folic acid 5 mg per day orally.The course of treatment ranges from twenty to thirty days.

To prevent adults take medication for 150-200 micrograms per day, children up to three years - 25-50 micrograms per day, from four to six years - to 75 micrograms per day, from seven to ten years - 100 microgramsday and the women in pregnancy and lactation - from 300 to 400 micrograms per day.

Sometimes taking vitamin B9 in ampoules (usually in a hospital).

Side effects of vitamin B9

According to reviews, folic acid can provoke allergic reactions, pyrexia (fever), erythema (abnormal redness of the inflammatory nature of the skin), pruritus, rash, bronchospasm (sudden narrowing of the gaps between the bronchioles and small bronchi).

Drug Interactions According to the instructions

vitamin B9 reduces the effect of phenytoin.

anticonvulsants, painkillers, oral contraceptives and estrogens increase the need for folic acid.

Pyrimethamine, methotrexate, trimethoprim and triamterene inhibit dihydrofolate reductase, and also reduce the effectiveness of vitamin B9.

Kolestiramin, antacids and sulfonamides reduce folic acid absorption.

main symptoms of vitamin B9 deficiency in the body

folic acid deficiency leads to anemia hyperchromic, which is accompanied by the following symptoms:

  • pale skin;
  • fatigue;
  • dry skin;
  • general weakness;
  • neuralgia;
  • insomnia;
  • brittle hair and nails;
  • low level of the body's defenses (immune system);
  • inflammation of the gums;
  • nervousness, bad temper, resentment, aggression;
  • apathy;
  • delayed puberty.

In addition, with a deficit of vitamin B9 suffer not only the red blood cells, platelets and deteriorating education and leukocytes, leading to disruption of hemostasis and decreased immunity.

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