how long is a rituximab infusion
Print, Download, Order. Rituximab is given through a drip into a vein (intravenous infusion) in hospital. The first infusion takes around six hours, although following infusions will take a bit less time. Usually two infusions are given two weeks apart. This process is repeated when the improvement is wearing off (from around six months to three years later). Many people have rituximab about once a year.