A subcutaneous injection is given into the fatty tissue just under the skin
Adult Dosing Dosage may vary based on different medical indications: For the initial treatment of vitamin B12 deficiency, the usual dose is 1000mcg SC/IM, given once a day for 1 week, followed by 1 dose a week for 1 month
Methylcobalamin has some metabolic and therapeutic in applications not shared by the other forms of vitamin B12
In rare therapeutic cases, they may contribute to rapid weight changes, but not commonly in regular dosing
[18] FDA identified limitations in characterization data, potential immunogenicity concerns for injectable use, limited information for proposed routes, lack of established effectiveness for obesity, and insufficient long-term safety information