In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: In relation to the treatment of a non-smoking woman with non-small cell lung carcinoma, stage IV adenocarcinoma, which of the following statements is correct? 
 Options:  <0> The determination of the epidermal growth factor receptor (EGFR) mutation is required. <1> Entry Gefitinib is the standard treatment without EGFR determination. <2> It has a standard treatment based on camptothecins. <3> Any type of standard chemotherapy is valid. <4> There is no predictive factor for this disease.
medicine

Question: What dose should you administer orally every 12 hours of a drug whose plasma clearance is equal to 1 L / h if you want to reach an average concentration of 10mg / L equilibrium? Assume complete bioavailability (F = 1): 
 Options:  <0> 120 mg. <1> 12 mg. <2> 200 mg. <3> 10 mg. <4> With this information it is not possible to estimate the dose necessary to reach this equilibrium concentration.
pharmacology

Question: Regarding substance abuse by the adolescent, point out the correct answer: 
 Options:  <0> It is usually an individual consumption which indicates a better prognosis. <1> The onset of abuse in adolescence has not shown an increased risk of becoming addicted. <2> It is independent of the risk of HIV infection. <3> The most popular drug among teenagers is cannabis. <4> It should be considered in adolescents who come to the emergency with a crisis.

medicine