US$ 28.65
needle used for b12 injection How to self-inject intramuscular vitamin - Overview What Size Needle for B12
Description
Disadvantages: requires supplies and technique, room for calculation errors, 28-day window after mixing

3 Receive assessment with a Registered Nurse, including vital signs and treatment suitability analysis

That device takes a drop of blood to determine the patients blood concentration (hematocrit/hemoglobin levels)

The actual treatment is typically quick, taking around 30 minutes