Hey Char.......i found this on Drugs.com about Venofer
More common—with injection only
Backache , groin, side, or muscle pain; chest pain; chills; dizziness; fainting; fast heartbeat; fever with increased sweating; flushing; headache; metallic taste; nausea or vomiting; numbness, pain, or tingling of hands or feet; pain or redness at injection site; redness of skin; skin rash or hives; swelling of mouth or throat; troubled breathing
They are not sure if I was having an allergic reaction to the Gemzar or the Venifer. Had both yesterday. They did say that was the first time they had seen that particular reaction, but that's me for you weird.