Keytruda in LC SURVIVORS Posted April 15 Hi Snowmom, ( almost wrote snowman ). Stage 4 NSCC left lung , mets to femur & brain. 16 months on Keytruda & Alimta. Off Carboplatin after 1st two months. 64, yrs olds nonsmoker. Side effects to date; thyroid issues, high & low on meds, rash, itching , dermagraphica, chemo stomach issues on off. Fatigue on off. Maintenance x3 weeks. Femur tumor gone. Brain tumor gone. Lung tumor shrunk 75%. Staying positive. Now mentor with Cancer Hope Network and Lungevity. Praying for you !