Most of what we know to date comes from a mix of preclinical research and the biological mechanisms each therapy targets
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After this initial period, you can switch to maintenance doses every 2 to 3 weeks to help preserve your results and support ongoing metabolism
Your specialist will sanitize the target muscle zone (typically the deltoid or gluteal area) using a clean isopropyl swipe
Identifying the underlying cause is essential for appropriate management: Dietary history to assess B12 intake Medication review (metformin, proton pump inhibitors, H2-receptor antagonists) Assessment for malabsorption disorders (coeliac disease, Crohn's disease) Previous gastric surgery Autoimmune conditions History of nitrous oxide exposure (recreational or medical) NICE guidance emphasises that treatment should not be delayed whilst awaiting test results if clinical suspicion of B12 deficiency with neurological involvement is high, as delayed treatment may result in irreversible neurological damage
This sustained absorption profile makes shots well suited for routine maintenance and diagnosed deficiencies like pernicious anemia, particularly when only B12 replenishment is needed