can b12 injections delay your period Vitamin Deficiency: Causes, Symptoms, and Treatment Best Vitamin B12 Injection Site:

do not freeze the mixed solution

They are not interchangeable, and the choice depends on symptoms, blood results, and clinical judgement

Once B 12 reserves reach normal levels, injections of vitamin B 12 will be needed every one to three months to prevent symptoms from returning

If your B12 levels are in the intermediate range, your doctor may order other tests that are more sensitive predictors of deficiency than your serum level of the vitamin

However, high doses of vitamin B12, such as those used to treat a deficiency, might cause: Headache Nausea and vomiting Diarrhea Fatigue or weakness Its important to note that these side effects are generally mild and temporary

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