Some medications can reduce the ability to absorb vitamin b12, such as proton pump inhibitors, and PPIs
Uh, clinical experience is probably the gold standard in terms of knowing what actually happens, but, um, but clearly the research that has been done so far has been very promising
Edward Rubin, MD board-certified in Pain Medicine and Anesthesiology, with fellowship training at Cornell, Columbia, Hospital for Special Surgery, and Memorial Sloan Kettering
Do not double doses
Commercial payers: Most require verification before the first infusion
Typical daily range: 300500 mcg once daily, often fasted or pre-workout, raised gradually over an 816 week course