The timing can vary, but many find administering in the morning or before exercise convenient
I usually inject this to my husband All the time
If you take certain medications that interfere with the absorption of B12
First, a bacterial reverse mutation test (Ames test) assessed AOD9604s mutagenic potential using four histidine-dependent auxotrophic mutants of Salmonella typhimurium (TA1535, TA1537, TA98, TA100) and one tryptophan-dependent auxotrophic mutant of Escherichia coli (WP2 uvrA), using both plate incorporation and pre-incubation methods at doses of 0, 1.6, 8, 40, 200, 1,000, and 2,000 g AOD9604/plate
Gregus Z et al
[9] Two condoms tied together can work in a pinch if you dont have a tourniquet on hand