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.
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Question: Question: Among all the known adverse effects of platelet agents such as Clopidogrel, which of them are considered less serious ?: 
 Options:  <0> Flu-like syndrome, headache, dizziness and rash or pruritus. <1> Profuse sweating and nausea. <2> Arrhythmia and hypotension. <3> Moderate abdominal pain and headache. <4> Dyspnea and edema in MMII.

Answer: nursery


Question: Question: About free radicals: 
 Options:  <0> They are compounds that contain two or three unpaired electrons in an outer orbital. <1> Reactive oxygen species (ROS) in the cell are only generated enzymatically. <2> Hydrogen peroxide is the most damaging radical in the cell. <3> The hydroxyl radical originates non-enzymatically (Heber-Weiss reaction) and damages proteins and DNA. <4> Oxygen is a triradical.

Answer: chemistry


Question: Question: Sulfamethoxazole is microencapsulated by complex coacervation using: 
 Options:  <0> Gelatin and gum arabic. <1> Albumin and gum arabic. <2> Gelatine and sodium alginate. <3> Pectin and gelatin. <4> Gum arabic and pectin.

Answer:
pharmacology