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Vitamin B12 is crucial for maintaining healthy nerve cells, producing DNA, and forming red blood cells
Chemotherapy with drugs like 5-fluorouracil has also been associated with acute thiamine deficiency by disrupting thiamine activation, so oncology patients receiving such therapy might receive parenteral thiamine supplementation as part of this B-Complex if needed
Headaches: Headaches can occur as a side effect, though they are generally mild and short-lived
while the acute repletion might be IV/IM for a period, they may transition to high-dose oral vitamins thereafter
Medications are offered as a subscription service which can be cancelled at any time
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