Cynovit – Cyanocobalamin

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Cynovit

1000 mcg/ml IM/SC Injection Vitamin-B preparations

Cyanocobalamin · Chemist Laboratories Ltd.

EN বাং

AI Summary Generated by AI for informational purposes only

This is a form of vitamin B12 used to treat or prevent its deficiency. It helps the body produce healthy red blood cells and maintain nerve function. It is generally considered safe during pregnancy and breastfeeding.

Indications

This preparation is indicated in Pernicious anemia, Vitamin B12 deficiency due to low intake from food, Thyrotoxicosis, Hemorrhage, Malignancy, Liver or kidney disease, Gastric bypass surgery, total or partial gastrectomy, Gluten enteropathy or sprue, folic acid deficiency, macrocytic anaemia.

Pharmacology

Vitamin B12 (cyanocobalamin) is required for the maintenance of normal erthropoiesis, nucleprotein and myelin synthesis, cell reproduction and normal growth; Coenzyme; metabolic functions include protein synthesis and carbohydrate metabolism. Plays role in cell replication and hematopoiesis.

Dosage & Administration

Important:
Do not take any medication without a doctor's prescription. Self-medication can be dangerous.

Usual Adult Dose for Pernicious Anemia

Initial dose: 1000 mcg intramuscularly or deep subcutaneous once a day for 6 to 7 days

If clinical improvement and reticulocyte response is seen from the above dosing:

100 mcg every other day for 7 doses, then
100 mcg every 3 to 4 days for 2 to 3 weeks, then
Maintenance dose: 100 to 1000 mcg monthly

Administer concomitant folic acid if needed. Chronic treatment should be done with an oral preparation in patients with normal intestinal absorption.

Usual Adult Dose for B12 Nutritional Deficiency: 25 to 2000 mcg orally daily

Usual Adult Dose for Schilling Test: 1000 mcg intramuscularly is the flushing dose

Usual Pediatric Dose for B12 Nutritional Deficiency: 0.5 to 3 mcg daily

Interaction

Absorption reduced by antibiotics, aminosalicylic acid, anticonvulsants, biguanides, cholestyramine, cimetidine, colchicine, K salts, methyldopa.

Contraindications

Leber's disease, tobacco amblyopia.

Side Effects

Arthralgia (12%), Dizziness (12%), Headache (12%), Nasopharyngitis (12%), Anaphylaxis, Angioedema, Congestive heart failure, Peripheral vascular disease,Pulmonary edema, Diarrhea, Dyspepsia, Polycythemia vera, Sore throat, Nervousness, Rhinitis, Glossitis, Hypoesthesia

Pregnancy & Lactation

Pregnancy Category A. Adequate and well-controlled human studies have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of risk in later trimesters).

Lactation: Drug distributed in milk.

Precautions & Warnings

Intensive treatment of B12-deficient megaloblastic anemia may cause hypokalemia and sudden death. Use with caution in patients with Leber optic nerve atrophy. Thrombocytosis may occur with treatment of severe vitamin B12 megaloblastic anemia

The information provided on this page is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before starting, stopping, or changing any medication. All brands listed might have copyright or trademark of their respective owners. Listed information may not be up-to-date or accurate. We do not guarantee the availability, quality, price or safety of any medication. Use at your own risk.

Similar Brands

4 found

Brand	Strength	৳
Cynomin Jayson Pharmaceutical Ltd.	250 mcg/ml	-
Cynomin Jayson Pharmaceutical Ltd.	1000 mcg/ml	-
G-Vitamin B12 Gonoshasthaya Pharma Ltd.	1000 mcg/ml	-
Vitamin B12 Rephco Pharmaceuticals Ltd.	1000 mcg/ml	-