iron deficiency b12 injections can cause overload Pernicious Anemia: Genomics and Iron Overload – Colloidsforlife – Iron Infusion: Benefits, Side Effects

Concentration: 1,000 mcg/mL

For example, a patient who is generally healthy would receive one Immune Boost IM shot in September and one shot in January, whereas a patient who is more susceptible to sickness would receive one shot per month

We provide ongoing monitoring to ensure your B12 levels remain in optimal range and adjust protocols as your needs evolve

Freeman AM, Morris PB, Aspry K, et al

Consequently, I wouldn't recommend using expired ampoules (unless very recently out-of-date) I have been told by my pharmacy if the liquid is not opalescent but clear, there is nothing wrong with the ampoules and you can use them far after sell by date