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What Are the Potential Side Effects of a B12 Injection
That preservative is the entire reason you can open one vial, draw from it, and return to it over the following weeks instead of discarding it after a single use
The critical storage protocols, specifically refrigeration and the 28-day rule, only begin *after* you have opened the vial for the first time
Scenario 2: The Opened (Punctured) Vial This is where the rules become rigid and unforgiving
When they happen, they usually occur only after the initial doses and fade as your body adjusts
The following medicines do not alter the effectiveness of Hydroxocobalamin Injection but make it more difficult to measure the amount of Vitamin B12 in the body: antibiotics
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