can you buy b12 injections in spain Vitamin Injektopas (100x 1ml) » order on Lions Pharmacy Igennus Super Vitamin B12 Complex
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Whilst there are published reports showing levels above normal can cause acne, there are no data Im aware of to show whether or not there might be a subset of patients in whom normal serum levels can trigger acne or an acne-like rash, she says

Repeat the process for the other nostril

This IV therapy B12 consent form PDF ensures that patients fully understand their treatment plan and are aware of alternative options before providing informed consent
Mayoclinic.org

The injection is part of a vaccination (90471 or 90472)
However, some studies suggest that people with kidney function loss may experience quicker kidney deterioration with very high doses of vitamin B12