DRUGS & SUPPLEMENTS

Active ingredient: Vitamin B12 (Cyanocobalamin)

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What are the side effects you encounter while taking this medicine?

Vitamin B12 (Cyanocobalamin) uses


Pharmacological action

Vitamin B12 refers to a group of water-soluble vitamins. It has high biological activity. Vitamin B12 (Cyanocobalamin) is necessary for normal hematopoiesis (promotes maturation of erythrocytes). Involved in the processes of transmethylation, hydrogen transport, synthesis of methionine, nucleic acids, choline, creatine. Contributes to the accumulation in erythrocytes of compounds containing sulfhydryl groups. Has a beneficial effect on liver function and the nervous system. Activates the coagulation of blood in high doses causes an increase in the activity of thromboplastin and prothrombin.

Pharmacokinetics

After oral administration Vitamin B12 (Cyanocobalamin) absorbed from the gastrointestinal tract. Metabolized in the tissues, becoming a co-enzyme form - adenosylcobalamin which is the active form of cyanocobalamin. Excreted in bile and urine.

Why is Vitamin B12 prescribed?

Anemia due to B12-deficiency conditions; in the complex therapy for iron and posthemorrhagic anemia; aplastic anemia caused by toxic substances and drugs; liver disease (hepatitis, cirrhosis); funicular myelosis; polyneuritis, radiculitis, neuralgia, amyotrophic lateral sclerosis; children cerebral palsy, Down syndrome, peripheral nerve injury; skin diseases (psoriasis, photodermatosis, herpetiformis dermatitis, neurodermatitis); to prevent and treat symptoms of deficiency of Vitamin B12 (Cyanocobalamin) (including the application of biguanide, PASA, vitamin C in high doses); radiation sickness.

Dosage and administration

Vitamin B12 is used as injections SC, IV, IM, intralumbar, and also oral. With anemia associated with Vitamin B12 (Cyanocobalamin) deficiency is introduced on 100-200 mcg in 2 days. In anemia with symptoms of funicular myelosis and megalocytic anemia with diseases of the nervous system - 400-500 micrograms in the first 7 days daily, then 1 time every 5-7 days. In the period of remission in the absence of events funicular myelosis maintenance dose - 100 mcg 2 times a month, in the presence of neurological symptoms - at 200-400 mcg 2-4 times a month. In acute post-hemorrhagic anemia and iron anemia by 30-100 mcg 2-3 times a week. When aplastic anemia (especially in children) - 100 micrograms before clinical improvement. When nutritional anemia in infants and preterm - 30 mcg / day during 15 days.

In diseases of the central and peripheral nervous system and neurological diseases with a pain syndrome is administered in increasing doses - 200-500 mcg, with the improvement in the state - 100 mcg / day. The course of treatment with Vitamin B12 (Cyanocobalamin) is 2 weeks. In traumatic lesions of peripheral nervous system - at 200-400 mcg every other day for 40-45 days.

When hepatitis and cirrhosis - 30-60 mcg / day or 100 mg every other day for 25-40 days.

Dystrophy in young children, Down syndrome and cerebral palsy - by 15-30 mcg every other day.

When funicular myelosis, amyotrophic lateral sclerosis can be introduced into the spinal canal at 15-30 mcg, gradually increasing the dose of 200-250 micrograms.

In radiation sickness, diabetic neuropathy, sprue - by 60-100 mcg daily for 20-30 days.

When deficiency of Vitamin B12 (Cyanocobalamin) to prevent - IV or IM for 1 mg 1 time a month; for treatment - IV or IM for 1 mg daily for 1-2 weeks, the maintenance dose is 1-2 mg IV or IM from 1 per week, up to 1 per month. Duration of treatment is determined individually.

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Vitamin B12 (Cyanocobalamin) side effects, adverse reactions

CNS: rarely - a state of arousal.

Cardiovascular system: rarely - pain in the heart, tachycardia.

Allergic reactions: rarely - urticaria.

Vitamin B12 contraindications

Thromboembolism, erythremia, erythrocytosis, increased sensitivity to cyanocobalamin.

Vitamin B12 using during pregnancy and breastfeeding

Cyanocobalamin can be used in pregnancy according to prescriptions.

Special instructions

When stenocardia should be used with caution in a single dose of Vitamin B12 100 mcg. During treatment should regularly monitor the blood picture and coagulation. It is unacceptable to enter in the same syringe with cyanocobalamin solutions of thiamine and pyridoxine.

Vitamin B12 (Cyanocobalamin) drug interactions

In an application of Vitamin B12 (Cyanocobalamin) with hormonal contraceptives for oral administration may decrease the concentration of cyanocobalamin in plasma.

In an application with anticonvulsant drugs decreased cyanocobalamin absorption from the gut.

In an Vitamin B12 (Cyanocobalamin) application with neomycin, aminosalicylic acid, colchicine, cimetidine, ranitidine, drugs potassium decreased cyanocobalamin absorption from the gut.

Cyanocobalamin may exacerbate allergic reactions caused by thiamine.

When parenteral application of chloramphenicol may decrease the hematopoietic effects of cyanocobalamin with anemia.

Pharmaceutical incompatibility

Contained in the molecule of cyanocobalamin cobalt ion contributes to the destruction of ascorbic acid, thiamine bromide, riboflavin in one solution.

Vitamin B12 (Cyanocobalamin) available forms, composition, doses:


Indications and Usages:

ATC codes:


ICD-10 codes:


Vitamin B12 (Cyanocobalamin) destination | category:


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Drugs with same active ingredients (Pharmaceutical companies):


Frequently asked Questions

Can i drive or operate heavy machine after consuming Vitamin B12 (Cyanocobalamin)?

Depending on the reaction of the Vitamin B12 (Cyanocobalamin) after taken, if you are feeling dizziness, drowsiness or any weakness as a reaction on your body, Then consider Vitamin B12 (Cyanocobalamin) not safe to drive or operate heavy machine after consumption. Meaning that, do not drive or operate heavy duty machines after taking the capsule if the capsule has a strange reaction on your body like dizziness, drowsiness. As prescribed by a pharmacist, it is dangerous to take alcohol while taking medicines as it exposed patients to drowsiness and health risk. Please take note of such effect most especially when taking Primosa capsule. It's advisable to consult your doctor on time for a proper recommendation and medical consultations.

Is Vitamin B12 (Cyanocobalamin) addictive or habit forming?

Medicines are not designed with the mind of creating an addiction or abuse on the health of the users. Addictive Medicine is categorically called Controlled substances by the government. For instance, Schedule H or X in India and schedule II-V in the US are controlled substances.

Please consult the medicine instruction manual on how to use and ensure it is not a controlled substance.In conclusion, self medication is a killer to your health. Consult your doctor for a proper prescription, recommendation, and guidiance.

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Review

sDrugs.com conducted a study on Vitamin B12 (Cyanocobalamin), and the result of the survey is set out below. It is noteworthy that the product of the survey is based on the perception and impressions of the visitors of the website as well as the views of Vitamin B12 (Cyanocobalamin) consumers. We, as a result of this, advice that you do not base your therapeutic or medical decisions on this result, but rather consult your certified medical experts for their recommendations.

Visitor reports

Three visitors reported frequency of use

How often in a day do you take the medicine?
Are you taking the Vitamin B12 (Cyanocobalamin) drug as prescribed by the doctor?

Few medications can be taken Once in a day more than prescribed when the doctor's advice mentions the medicine can be taken according to frequency or severity of symptoms. Most times, be very careful and clear about the number of times you are taking the medication. The report of sDrugs.com website users about the frequency of taking the drug Vitamin B12 (Cyanocobalamin) is mentioned below.
Visitors%
Once in a day2
66.7%
Twice in a day1
33.3%

Two visitors reported doses

What is the dose of Vitamin B12 (Cyanocobalamin) drug you are taking?
According to the survey conducted among sDrugs.com website users, the maximum number of people are using the following dose 6-10mg. Few medications come in only one or two doses. Few are specific for adult dose and child dose. The dose of the medicine given to the patient depends on the severity of the symptom/disease. There can be dose adjustments made by the doctor, based on the progression of the disease. Follow-up is important.
Visitors%
6-10mg1
50.0%
201-500mg1
50.0%

Three visitors reported time for results

What is the time duration Vitamin B12 (Cyanocobalamin) drug must be taken for it to be effective or for it to reduce the symptoms?
Most chronic conditions need at least some time so the dose and the drug action gets adjusted to the body to get the desired effect. The stastistics say sDrugs.com website users needed 5 days to notice the result from using Vitamin B12 (Cyanocobalamin) drug. The time needed to show improvement in health condition after using the medicine Vitamin B12 (Cyanocobalamin) need not be same for all the users. It varies based on other factors.
Visitors%
5 days2
66.7%
1 week1
33.3%

Two visitors reported age

Visitors%
> 601
50.0%
30-451
50.0%

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The information was verified by Dr. Arunabha Ray, MD Pharmacology

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