So, you know, I, I tell people, look, if it looks like a duck, it walks like a duck, it quacks like a duck
(PubMed) Nguyen N, Takemoto JK
One alternative schedule begins at 0.6 mg, escalating every two weeks through 1.2 mg and 2.4 mg to reach 4.5 mg
Front Neurol 14:1046910
DOI: 10.1016/S0140-6736(19)31150-X [Google Scholar] Martinez Leon V, Hilburg R, Susztak K
Heres what we recommend for elderly patients: Start with 1000 mcg of vitamin B12 weekly for 4-6 weeks Then, give 1000 mcg every 1-3 months, depending on how theyre doing Keep an eye on their vitamin B12 levels, blood counts, and brain function A study in the Journal of Gerontology stressed the need for B12 in older adults