why does the b12 injection hurt so much Vitamin Sites: All You Need to Know What happens if you inject

The other daughter is an animal behaviourist, so, as an example, our own animals do not have to be sedated or mechanically restricted for x-rays/gastroscope etc, they will on request stand completely still and reasonably relaxed

Healthcare providers must consider these to pick the best formulation and dosage

Nevertheless, in cases of severe deficiency with neurological sequelae, we suggest that IM B12 is used in the first instance to replenish body stores with the treatment regimen, including dosage and formulation, optimised to keep the patient free of symptoms and tailored to the metabolic response of not only plasma B12 levels, but also confirmatory testing of homocysteine, methionine, and methylmalonic acid levels

"A closer look at vitamin injections"