However, you should: Call 999 or go to A&E immediately if you experience signs of a severe allergic reaction (difficulty breathing, severe throat/facial swelling, or collapse) Contact your GP if you experience a rash, itching, persistent pain at the injection site, or worsening neurological symptoms despite treatment If you suspect any side effects from your B12 injections, you can report them through the MHRA Yellow Card scheme (yellowcard.mhra.gov.uk)
Adverse Effects and Safety of 5-Alpha Reductase Inhibitors (Finasteride, Dutasteride): A Systematic Review
Many people are surprised to learn that vitamin B12 deficiency is a recognised contributor to nerve damage
To make your own container, duct tape the lid onto a metal coffee can
Immune decline: Reduced efficiency in pathogen clearance and macrophage removal
Slowly push the plunger to administer vitamin B12