Injection-site irritation is possible but uncommon
According to the Mayo Clinic, parenteral vitamin B12 therapy is clinically indicated for treating deficiency caused by pernicious anemia, gastrointestinal disorders such as tropical sprue, and conditions resulting in malabsorption like pancreatic insufficiency
Two trials reported data for serum vitamin B 12 levels
Well, vitamin B12 can be found naturally in animal products, such as fish, meat, eggs, and dairy products
Accurate injection prevents potential damage, pain, or infection
Your point is a crucial one, and it highlights the deeply felt frustration and perceived inequity experienced by patients with Pernicious Anemia