age 46, weight 49, height 160. i am female,name jackoline. i have rectal cancer. i took preoperative chemoradiation xeloda and 50.4gy. under went low anterior resection. now taking chemo 5fu... i have tuberculosis diagonised during surgery, taking inh,rifampicin and ethambutol. what are the side effects of taking both medications. what is the survival rate for my condition. thanks