Tarceva More Drug_warnings_recalls Does Tarceva Radiation Pill Effecting Surround Children?

Does tarceva radiation pill effecting surround children? - tarceva more drug_warnings_recalls

My father is undergoing chemotherapy and radiation therapy at home with the name of the drug Tarceva - head nurse at the hospital told us that the drug was toxic, odorless gas that is needed in order to be cleaned twice after use.
Children must not be present when the patient medically.
Otherwise, the very high proportion of children will receive if they are older cancer - what is true. Ask / Consult your doctor.