Although it is safe it has to be prescribed and administered by your gp
If discomfort is significant or persists, a consultation with a specialist can identify the specific adjustment needed
Better Adherence Than Traditional Diets Strict diets often worsen thyroid symptoms by pushing calories too low
W., Sisodiya, S
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
When peptides are injected subcutaneously, they enter circulation and support broader systemic recovery pathways rather than acting only where the injection was placed
