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Your sample is processed in UK-accredited laboratories, meaning your results are as accurate as those from your GPs surgery
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For a 1 mg (1,000 mcg) target dose: Volume to Draw = Desired DoseConcentration = 1 mg5 mg/mL = 0.2 mL Convert to syringe units
If the patient is suspected to be sensitive to cobalt or other components of cobalamin, an intradermal test dose is recommended.[12][15] Several laboratory tests should be performed prior to treatment with cyanocobalamin, including serum vitamin B12, folate, iron, hematocrit, and reticulocyte count
mL size: How much the syringe barrel can hold
