Cyanocobalamin: how to take it safely
Vitamin B12, Cobalin
Reviewed by Pharm. Abeeb Junior
What it is for
Prevents and treats vitamin B12 deficiency and some types of anaemia.
How to take it
Swallow with water, or inject as your health worker showed you.
When to take it
Take it once a day, or as your doctor says.
Take it with
With or without food.
What to avoid
- Stopping early. Some people need it for life.
- Tell your doctor if you have Leber's disease (an inherited eye problem).
Possible side effects
Mild nausea, diarrhoea, headache.
Get help if
Rash, swelling of the face, trouble breathing, or chest pain: get urgent help.
This is general information, not personal medical advice. Always follow your doctor's or pharmacist's instructions and read the leaflet that comes with your medicine. Medicines and doses can differ between products and people.