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Buy 3 for $14.84 each and save 10% Buy 24 for $14.51 each and save 12% Buy 60 for $14.02 each and save 15% Write Your Own Review Vitamin B12 Injection 2000mcg 10ml Vial Storage: It's recommended to store your B12 Cyanocobalamin and B-Complex shielded from light in a cool-non-humid place, between the stable temperatures 59-86 Fahrenheit or 15-27 Celsius

Dont use the medication in patients who use certain medications such as tamoxifen (increases chance of retinal toxicity) or patients who use drugs that prolong the QT interval (increases the chance of heart rhythm problems)

Consequently, the absorption of supplemental oral B12 can be variable and often suboptimal, particularly in individuals with compromised GI function

It is usually advised to mark the date of mixing on the vial and discard any unused portion after the indicated expiration or beyond-use date

exogenous: Some peptides occur naturally in the body (endogenous), while others are administered externally (exogenous)