can you do vitamin b12 injections yourself Shot: Step-by-Step Guide for Self-Injection Safe B12 Injection Guide at
Description
Modifier 25 for Same-Day Evaluation and Management Modifier 25 must be appended to the E/M code, not to CPT 20610, when a significant and separately identifiable evaluation and management service is performed on the same date as the injection

100% of the NHS workers have come across this syringe size which is used in many post operative drug administration
If youre wondering, Yes, shingles was worse than Sciaica, which Id also had, and also cured with B12

You can get a bottle of 100 for under $10, at just 10 cents a serving