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These are given once a day for the first week
Normalization of vitamin B12 (B12) levels achieved following 1000 mcg oral Eligen B12 therapy: a clinical study comparing the efficacy and safety of oral B12 therapy versus intramuscular (IM) therapy
They are a great option for those who suffer from a vitamin B12 deficiency or just want to improve their overall health, especially in those who are unable to consume enough vitamin B12 through diet alone or who wish to experience the benefits much more efficiently as intravenous vitamins ensure that the entirety of what is injected into the body is able to be used, unlike consuming vitamins which are not 100% absorbed into the body
Future research should focus on large-scale, well-controlled randomized trials with standardized dosing protocols, clearly defined deficiency thresholds, and long-term follow-up to strengthen the evidence base and guide clinical practice
Patients should be reviewed 812 weeks after commencing treatment to assess: Symptomatic improvement, particularly resolution of fatigue and neurological symptoms Haematological response (normalisation of haemoglobin and mean cell volume) Reticulocyte count typically rises within one week, indicating bone marrow response Repeat serum B12 testing is generally not useful after starting parenteral therapy, as levels remain elevated for months
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