vitamin b12 injections tiredness Injection | Causes of Fatigue and Energy Support Feeling worse after B12 Injection:
Description
At the same time, kidney function also starts to decline even without any disease

[2] When to Seek Further Medical Advice About B12 Patients should maintain regular contact with their GP or healthcare team throughout B12 treatment, but certain situations warrant urgent medical review

Thanks for sharing the information and the link to Dr Kivlahans article

I feel like although the earlier commenters made it out like it's so 'uncommon', it's not at all
