Erlotinib:
         Erlotinib treats pancreatic cancer and lung cancer. It controls cancer cell development. Cancer cells have epidermal growth factor receptors creates tyrosine kinase enzyme which multiply and spreads the cancer cell progress in the body. It can be treated through either chemotherapy or hormonal therapy. Non smokers and earlier light smokers can cause epidermal growth factor receptor varied changes to occur.

Precautions to be followed while consuming Erlotinib:
         Patients of reduced appetite and diarrhea are advised to avoid the medicine and precaution should be taken to prevent dehydration. Successful functioning of the medicine is reduced due to the usage of tobacco products. Pregnant and breast feeding mothers are advised to avoid the usage of this medicine as it may affect fetus. Women planning to get pregnant must follow effective birth control methods while under medication. Erlotinib reduces platelets in blood which makes the people easily infected and bleeding due to injury. So care should be taken to avoid cold and injury. Regular monitoring of eye test, liver and kidney have to be done while intake of this medicine to verify the side effects. It is prescribed that children and elderly patients not to use the medicine.

Dosage:
         Non small cell lung cancer patients are given a dosage of 150mg per day and pancreatic cancer patients are medicated with 100mg per day. It can be either taken an hour prior or after the meal for effective results. Consult the doctor for prescription of the dosage as it depends upon the individual’s symptoms.

Side effects of Erlotinib:
         Erlotinib creates side effects such as  Chest pain, Head ache, Shortage of breathing, Sores in mouth or tongue, Diarrhea, Fatigue, Vomiting, Stomach pain, Abnormal bleeding or sweating, Black stools, Vision problems, Difficult urination, Swelling in mouth and face, Confusion, Redness of skin or itching, Fever, Fast or slow heart beat , Dizziness, Reduced appetite, Nausea, Liver problems, and Constipation.