I recently had an infusion of 500mil of diluted ferric carboxymaltose 13 days ago. Since then I have experienced sever fatigue and weakness, loss of appetite, difficult bowel movements , unusal anxiety and loss of consciousness. I previously had an infusion of venofer and experienced no side effects. My question is mainly to do with loss of consciousness which was experienced 13 days after the injection. Could a link be made ? Or has there been too much time between the infusion and the said incident? I have another infusion booked and am unsure whether or not to proceed . ## Hello, Emma! How are you doing? I'm very sorry about what you've experienced. The fatigue, loss of appetite, constipation and anxiety are all listed as possible side effects to iron infusions by the FDA. Ho...