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cross-species PK scaling
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Clinical Indications for Higher IV Dosages For very severe cases, like serious neurological problems, higher doses of IV vitamin B12 might be needed
People with B12 levels below 200 pg/mL are called B12 deficient and are likely to have symptoms - this could be due to medicines, strict vegetarian diets, or medical conditions
Oral peptides carry a practical safety advantage: they are easier to stop, and less likely to introduce complications tied to injections
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