vitamin b12 injection dose once a month Dosage and Frequency: 7 Guidelines for Adults Vitamin B12 Injection Dose: 7

The most common side effects are quite mild - you might notice some redness or slight pain at the injection site, which typically resolves within a day

Along with high blood sugar levels causing damage to nerves, the medicines prescribed to maintain blood sugar levels can also contribute to B-12 deficiencies

Lenti MV, Rugge M, Lahner E et al (2020) Autoimmune gastritis

While relief from migraines might take a few weeks and necessitate multiple treatments, some patients discover that discontinuing injections doesnt result in the rapid return of frequent migraines, while others require regular treatments to maintain control over migraines