low potassium after b12 injections Why do I feel worse a injection? 📌 Why Should You Check

These oral supplements pass through the digestive system like food and release the vitamin to restore healthy blood levels

Taking vitamin B12 supplements

Hydroxocobalamin injection: Product information

Hydroxocobalamin 1mg intramuscular injections reactivate metabolic pathways after chronic deficiency, potentially causing temporary symptoms during adjustment Common side effects include injection site pain, headaches, and nausea, typically resolving within 2472 hours Rapid red blood cell production may increase demand for folate and iron, occasionally creating relative deficiencies in these co-factors Serious reactions requiring urgent assessment include difficulty breathing, chest pain, severe weakness, or progressive neurological symptoms Recovery follows a predictable pattern: blood cell improvement within 35 days, haemoglobin normalisation over 12 months, neurological recovery potentially taking several months Table of Contents Why Do I Feel Worse After My B12 Injection

Food and Drug Administration

Potassium levels: In severe anemia, rapid red cell production can lower potassium