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
Learn more about our services and schedule your appointment today
Average rating 4.0/5 across 3,704 reviews
The copper complex promotes antioxidant effects protecting dermal cells from oxidative stress, stimulates fibroblasts to increase extracellular matrix formation, and enhances hair follicle health by supporting hair root strength and growth
Bacteriostatic, which prevents multiplication