feeling tired after b12 injections Why Do I Feel Worse My Injection? Understanding Post-Injecti – Oxford Origins is it normal to feel

Pyridoxine HCl Injection is stable in air but should not be left open to air unnecessarily

These extremely rare side effects include: Reactive thrombocytosis during the first week of use in megaloblastic anaemia Hypersensitivity reactions including: rash, itching, exanthema, antibodies to HYDR0XOCOBALAMIN-transcobalamin II Anaphylaxis Hypokalaemia Headache, paraesthesia, tremor Irregular heartbeat (arrhythmias secondary to hypokalaemia) Nausea Vomiting Diarrhoea Fever, chills, hot flushes, dizziness, malaise, pain and / or swelling at the injection site Acne Abnormal colouration of the urine (chromaturia) What should you not do after a B12 shot

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Its essential for DNA synthesis, the formation of red blood cells, and the maintenance of the nervous system