If the same manufacturer cannot be used for all primary series doses (e.g., the brand is unavailable at the time of the vaccination visit, the previous brand is unknown, or the patient would not be vaccinated with the previous brand due to a contraindication or other reason), then administer another age-appropriate brand
For more information about generic drug approval and bioequivalence, you can visit the FDA website: Dosage: Generic cyanocobalamin is available in different forms and strengths: Vials: 1000 mcg/ml in 10 ml and 30 ml vials Ampoules: 1000 mcg/ml in 1 ml ampoules Your doctor will determine the appropriate dosage based on the individual needs and medical conditions
For opened vials, refrigeration is recommended to maintain preservative integrity
Finally, the biggest risk is for people who have pernicious anemia, a rare condition in which a person is unable to absorb any B12 through their stomach or intestines people with this condition are the ones who actually need B12 injections
Bioactive Compounds From Human Milk Set Up Digestion and Immune System Human milk is clearly ideal for the infant nutritionally