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Lyophilized (freeze-dried) powder vials are stable at room temperature for short periods but should be refrigerated (28C / 3646F) for longer storage and frozen (20C) for long-term preservation
Is it safe for me to selfadminister vitamin B12 (cobalamin) injections during pregnancy?
Medications and vitamin supplements are delivered directly into their bloodstream via a small cannula, which is connected to intravenous (IV) fluid
Injection site reactions: Redness, mild swelling, and occasionally bruising at the injection site
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