Infliximab may cause chest pain, fever, chills, itching, hives, flushing of face, or troubled breathing within a few hours after you receive it Check with your family doctor or nurse immediately if you have any of these symptoms.
It is important to have a tuberculin skin test to make sure that you do not have an inactive tuberculosis infection, which could worsen while you are on infliximab therapy.
It is important to have your heart closely checked if you take infliximab, and have existing heart disease, which could worsen while you are on infliximab therapy