Etbmed 100 mg Tablet 30's is used to treat lung and pancreatic cancer. It contains Erlotinib which works by stopping the action of an abnormal protein that causes the multiplication of cancerous cells. In some cases, this medicine may cause side effects such as abdominal pain, bone pain, constipation, cough, diarrhoea, fatigue, fever, and infection. Inform the doctor if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.