Common side effects include:
Injection site reactions (pain, redness, swelling, irritation)
Diarrhoea or nausea or Upset stomach
Itching or Rash
• Headache
Dizziness or weakness
Numbness or tingling
Fever
Joint pain
A feeling of swelling all over the body.
We do not provide Vitamin B12 injections to women who are pregnant, or who may be pregnant. Please tell the clinic staff if you are pregnant, or suspect that you may be pregnant, or if you are breast feeding.
Please make an appointment with our staff to discuss this further.