Its not very common, but what happens if you inject B12 wrong
No official medical protocol exists.
Best Time of Day The research doesn't favor any specific timing
For example, if you're in the hospital and your doctor orders medically necessary B12 shots to treat anemia, a gastrointestinal disorder, neuropathy, or some other health issue caused by B12 deficiency, Medicare Part A may provide coverage
The New York Times, Christina Jewett
While biotin deficiency is relatively uncommon, individuals with certain metabolic conditions, those taking long-term medications such as anticonvulsants, or patients with poor nutritional absorption may benefit from intramuscular administration