Iron infusions are not straightforward so make sure you know what you are doing
The experts suggest you should be using cannulas rather than IM injections
Iron infusions have become an issue of medicolegal interest.

Dr Sara Bird from MDA National recently discussed in Australian Doctor the importance of ensuring informed patient consent and robust practice protocols to mitigate against litigation for skin staining.
I think the discussion can also be taken further, especially around the risks associated with the apparatus used for the procedure