pernicious anemia vitamin b12 by intramuscular injection because anaemia: recognition, diagnosis and management Vitamin B12 Injections for Pernicious

If you choose not to use the DPD returns service we recommend that you use a method that can be tracked

Common Side Effects Pain or swelling at the injection site Mild diarrhea Itching or rash Serious Side Effects Severe allergic reactions (rare) Dizziness or fainting Unusual tiredness or weakness Precautions Disclose any allergies or existing medical conditions before use

However, these warning signs represent serious underlying cellular dysfunction that can progress to irreversible complications including subacute combined degeneration , cognitive decline , and neural tube defects in developing pregnancies

Foods such as meat, poultry, fish, and dairy are rich in vitamin B12, but plants do not

"Methylmalonic Acid and Homocysteine as Indicators of Vitamin B12 Deficiency in Patients with Gastric Cancer after Gastrectomy"

Those Who Have Had Weight Loss Surgery : Procedures like gastric bypass alter the digestive system and can interfere with B12 absorption