vitamin b12 dosage for adults injection Monthly Injection: Typical Dose & Schedule Hydroxocobalamin Injection: Vitamin B12 for

People taking certain common medications including metformin for blood sugar management and proton pump inhibitors for acid reflux also face increased deficiency risk

The vitamin is also essential for DNA synthesis and red blood cell formation, meaning deficiency can have wide-ranging effects beyond the nervous system, including fatigue and cognitive difficulties

If you need to take additional doses with you that are unopened, it is safe to leave them unrefrigerated for 30 days since you received them, but if they are exposed to high heat or very cool temperatures, they may become unsafe and ineffective to use

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