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Popular Brands Hospira (Pfizer) Cyanocobalamin Injection American Regent Cyanocobalamin Fresenius Kabi Cyanocobalamin Sandoz Cyanocobalamin Teva Cyanocobalamin Strengths 1000 mcg/mL (standard adult & clinical dose) 500 mcg/mL (pediatric or dose-adjusted therapy) 2000 mcg/mL (high-strength for severe deficiency) Typical regimen: 1000 mcg IM weekly, then monthly maintenance (per healthcare providers direction)
Lab results plus symptoms guide dosing and frequency
This foundational dosing schedule allows healthcare providers to monitor patient response and adjust treatment as needed
While injectable B12 is generally considered more effective, oral supplements are an acceptable alternative depending on the needs of the patient
Always consult a healthcare provider to determine the appropriate dosage for your situation
What happens to my body composition during rapid weight loss
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