vitamin b12 injection iv or im Compounded Hydroxocobalamin (Vitamin B12) IM Injections - Revive at

Hong S et al

When deficient, you may feel chronically fatigued, no matter how much rest you get

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

Rare cases of allergic contact dermatitis have been described with prolonged copper exposure, so persistent or worsening inflammation should prompt discontinuation and medical evaluation

But beneath that, I think they have a certain affection or tolerance for each other