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Weekly injections are common, but the schedule can vary based on your goals.
Contact your GP if you experience: Unexpected symptoms after starting B12 supplementation, including persistent skin reactions, gastrointestinal disturbance, or mild allergic manifestations Neurological symptoms such as significant tingling, numbness, weakness, or balance problemsthese may indicate B12 deficiency paradoxically, or alternative neurological conditions requiring assessment Unexplained fatigue or malaise that develops or worsens despite supplementation Concerns about medication interactions , particularly if taking metformin, proton pump inhibitors, or other medications affecting B12 metabolism [2] [4] Seek emergency medical attention (call 999) if you develop signs of a severe allergic reaction following B12 injection, including facial swelling, difficulty breathing, or widespread urticaria
Be careful to avoid air bubbles
Some contraindications to having vitamin B12 intramuscular injections include: 1
During rapid correction of severe anemia, potassium may need monitoring in some higher-risk patients
Multicomponent exercise not only improves physical fitnessincluding scores on the Short Physical Performance Battery (SPPB), a popular scale for measuring frailtybut also improves cognitive function after 24 months of exercise in older patients with diabetes and impaired lower-limb function [235]
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