why isn't b12 injectable not available anymore If you have a low vitamin level, injections can go a long way toward improving your health and well-being. But if your B12 level is normal, don't fall for claims that Feeling worse after B12 Injection:

As such, even though the FDA has not approved its use, we can assume that some adults are already taking it

How to use WALCOBAL 2500MCG INJECTION WALCOBAL 2500MCG INJECTION will be given to you only by a doctor or a nurse into a vein as an intravenous injection or into the muscle as an intramuscular injection

204 Symptoms of deficiency include neurological problems like neuropathy, cognitive dysfunction, and depression, as well as anemia, dermatitis, glossitis (inflamed tongue), and weakened immune function

They recommend choosing needle sizes on a case-by-case basis

doi:10.1155/2020/3267172 Gladman SJ, Huang W, Lim SN, et al

Refrigeration inhibits bacterial growth, which is why proper storage protects both potency and sterility