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Then, the frequency can be reduced as the patient gets better

Vitamin B12 deficiency that is allowed to progress for longer than three months may produce permanent degenerative lesions of the spinal cord

Doctors need to know these differences to provide the best care

Your dosage depends on several things

Side effects of B12 shots are rare but can include pain or redness at the site

Monitoring and adjustments: Regular blood tests to check B12 levels Assessing if symptoms get better or worse Changing the injection frequency as needed By customizing the B12 injection schedule, healthcare providers can make treatment more effective