If you experience a life-threatening allergic reaction from a B12 injection, call 911 or go to the nearest emergency room
Vitamin C Injection Benefits
However, if you are ill, high doses of vitamin B12 that you might receive to treat a deficiency may cause some symptoms, such as: What to avoid while taking B12
B12 Injection Services Across North West England Pharmacy clinics such as Hollowood Chemists provide travel health advice and consultations services for residents in St Helens (Garswood, Heatons, Millfields, Haydock and Bradlegh), Wigan (Moorside, Mesnes, Ince and Blackhorse (Blackrod)), Market in Bolton, Trafford including Sale and Village, Northwich in Barnton, Crewe and Clayton in Staffordshire