b12 injection why What Is What's all the Buzz About Vitamin B12 Shots? Vitamin B12 Injection Dosage for

DOI: 10.1016/j.arcped.2015.12.005 47

Potential Reactions: Some patients may experience mild or temporary effects such as injection site irritation, fatigue, nausea, headaches, or other unexpected symptoms

European journal of radiology

Theres no established upper limit

Before taking Vitamin B12 Injection, inform your doctor if you: Are allergic to Vitamin B12 or cobalt Have any other food or medicine allergies An eye disease called as Leber's optic neuropathy A slow growing blood cancer where your bone marrow makes too many red blood cells (polycythemia vera) Gout (high uric acid levels in body) Iron or folic acid deficiency anemia Low potassium levels in your blood Drug interactions It is important to tell your healthcare professional about all other medicines that you have taken recently including any kind of supplements and non-prescription drugs

People with pernicious anemia are The disorder prevents the gut from absorbing the vitamin, which means that even if a person eats foods containing vitamin B12, their body cannot use it