If you decide to undertake self-injection, always consult a nurse practitioner or doctor to learn the proper method of identifying and cleaning the injection site, administration and how-to properly open and clean a vial
Because B12 injections are often categorized as self-pay wellness services, insurance typically only covers the cost if you have a documented medical diagnosis, like pernicious anemia or a severe clinical deficiency
Some individuals may have difficulty absorbing B12 from food sources, making injections an effective alternative
So, it may take several years for the anemia to develop after absorption of the vitamin has stopped
Not approved for human or animal use
In infants, untreated deficiency may result in neurological impairment and anemia