Posterior subcapsular cataracts, increased intraocular pressure, glaucoma, exophthalmos, and tinnitus
Research background
It does not matter for B12 injections, which bypass the digestion process and directly enter the bloodstream
(The agency has not announced that it intends to do so.) "Ultimately, what we would hope is, before the end of the year, patients would be able to go to their doctor, work through maybe a telehealth provider, and then be able to get a prescription for this under monitored medical supervision," he said
B12 supplement dosing For long term B12 supplementation, data suggests that it is a good idea to stay beneath a daily dose 0.4 mg, or 400 mcg, as higher doses may increase cancer risk