does vitamin b12 injections have side effects side effects of b12 injections

In muscle injury model studies, muscle injury (such as trauma, exerciseinduced injury, or diseaserelated damage) triggers a series of pathophysiological processes including myofiber rupture, inflammatory responses, and muscle stem cell activation

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Who should avoid these injections

[2] Patients should contact their GP if they experience: Side effects from B12 injections (though these are rare and usually mild) Difficulty attending scheduled injection appointments, as missed doses may lead to symptom recurrence New symptoms developing during treatment Concerns about treatment effectiveness or duration Changes in other medications that might affect B12 absorption Suspected adverse reactions to B12 treatment can be reported through the MHRA Yellow Card scheme (yellowcard.mhra.gov.uk)