Erlotinib medication is helpful in the treatment of pancreatic cancer and non-small cell lung cancer. Erlotinib specifically is a receptor tyrosine kinase inhibitor, believed to act on epidermal growth factor receptor (EGFR). The dosage depends upon the patient’s medical condition. TakeErlotinib tablets by mouth every day 1 hour before the meal or 2 hours after the meal. It is always recommended to avoid grapefruit or grapefruit juice while taking the medicine. The cost of Erlotinib is around MRP ₹ 2500 to ₹ 40300 for a strip of 10 tablets. A pregnant woman should avoid taking Erlotinib as it would harm the unborn baby.