b12 sub q injection sites Choosing the Right Needle and Syringe for Injections: A Complete Guide Common Mistakes in B12 Injections

Berlin, Heidelberg: Springer Berlin Heidelberg: 1522

Note by PAS: The Nice Guideline referred to Pernicious Anaemia as autoimmune gastritis

Gastrointestinal symptoms (more common with oral preparations): Mild nausea or upset stomach Diarrhoea (typically with very high doses) Other effects: Headache, particularly when treatment is first initiated Dizziness or light-headedness Skin reactions such as mild rash or itching Temporary reddish discolouration of urine (chromaturia) after hydroxocobalamin injections, which is harmless It is important to note that many symptoms attributed to B12 supplementation may actually represent the body's response to correcting a deficiency

Pyridoxine requirements are also increased during lactation

Pyloric valve slows from the start

A multitude of studies shows that many people are unable to absorb or store sufficient amounts of vitamin B12