is vitamin b12 an intramuscular injection at a Licensed Pharmacy Treating Severe Vitamin B12 Deficiency
Description
Also, as someone else said, make sure you injectin a different area each time

Clinical and Translational Science , 15 (1), 92104

Therapy is viewed as an ongoing partnership rather than a single event

Of course, a wonderfully attractive thing to do
Inadequate energy intake, particularly if carbohydrate consumption is very low, may result in feelings of weakness, shakiness, or light-headedness that patients may interpret as jitteriness