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Oral versus intramuscular administration of vitamin B12 for vitamin B12 deficiency in primary care: a pragmatic, randomised, non-inferiority clinical trial (OB12)
After 20 draws of 5 units each, you have used 1 mL total
doi: 10.1111/exd.13887
Precision becomes nearly impossible
IV B12 protocols involve mixing the vitamin with saline and giving it over 30 minutes to an hour
This dose produces significant appetite suppression in most users
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