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If you take vitamin B12 supplements, let your doctor know so they can tell you how much you need, and make sure they won't affect any medicines you're taking
J., Kim, D
The MHRA, in April 2026, has effectively made the same call
Corticosteroids Corticosteroids provide rapid symptom relief but carry substantial risks: immunosuppression, impaired wound healing, tendon weakening with increased rupture risk, hyperglycemia, and osteoporosis with chronic use
Though vitamin B12 is available in several different forms, research suggests that they are similar in terms of absorption and effectiveness
Patients with severe, longstanding deficiency typically require longer recovery periods, with haematological improvement occurring over weeks and neurological recovery potentially taking months
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