vitamin b12 injection given im or sq - What Happens If You Inject

Common side effects include: Injection site reactions mild pain, redness, swelling, or bruising at the injection site, typically resolving within a few days Headache usually transient and manageable with standard analgesia Nausea or dizziness particularly in the initial treatment phase Skin reactions including itching, mild rash, or acneiform eruptions Temporary urine discolouration red or orange urine is harmless and expected Diarrhoea or flushing usually mild and self-limiting In patients with severe megaloblastic anaemia, low potassium levels (hypokalaemia) may occur during initial intensive treatment, but this is uncommon in routine maintenance therapy

However, so far, no significant adverse effects have been consistently reported

this covers the SC framing used on this page.) Pre-Injection Preparation Wash your hands well with soap and water

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Consult your doctor to check your B12 levels