Pregnant women of South Asian ethnicity in Canada have substantially lower vitamin B 12 status compared with pregnant women of European ethnicity
Those with confirmed deficiency may require parenteral (injectable) B12, as oral supplementation may be inadequate
Still, side effects from B12 supplements are possible, especially at higher doses, and include: Headache Nausea Vomiting Fatigue Weakness Diarrhea Tingling in the hands and feet Nasal spray Vitamin B12 is also available in a nasal spray
For a subcutaneous (SubQ) injection, a finer, shorter needle is used, around 25 to 27 gauge and half to five-eighths of an inch
In general, no common foods or over-the-counter products significantly reduce the effectiveness of hydroxocobalamin injections, but your provider will manage any potential