Author’s reply to CharkinBMJ 2014; 349 doi: https://doi.org/10.1136/bmj.g5391 (Published 03 September 2014) Cite this as: BMJ 2014;349:g5391
- Alan Sugrue, doctor1
- 1Galway University Hospital, County Galway, Republic of Ireland
The BNF does recommend hydroxocobalamin over cyanocobalamin,1 2 but practice varies worldwide according to drug agency approval, cost considerations, and availability of route of administration.
Hydroxocobalamin has been suggested to be superior to cyanocobalamin for treating vitamin B12 deficiency …