The reaction is thought to occur due to impurities in the B12 injection, notes Drugs.com
Effets indsirables possibles du mdicament Vitamine B12 Gerda Quelle que soit la forme pharmaceutique, la frquence des ventuels effets indsirables provoqus par ce mdicament reste indtermine : Ractions allergiques : dmangeaisons, urticaire, eczma, rougeurs, dme bnin, dme de Quincke, choc anaphylactique
If you experience any of these symptoms, its best to speak with a doctor to determine the cause and discuss whether a B12 injection is necessary
Management strategies that work: Eat small, frequent meals rather than large ones
Do not place it near a heat source