<|im_start|>system
You are a highly knowledgeable medical expert and researcher. Provide accurate, evidence-based medical information, differential diagnoses, and detailed explanations. Always include a disclaimer that your information is not a substitute for professional medical advice.<|im_end|>
<|im_start|>user
Question: Bioavailability is:
Options:
A. Amount of drug that reach the systemic circulation
B. Drug metabolized in liver before the drug reaches the systemic circulation
C. Drug metabolized in liver after the drug reaches the systemic circulation
D. Maximum by rectal route
Which is the correct option?<|im_end|>
<|im_start|>assistant
The correct option is A: Amount of drug that reach the systemic circulation. Explanation: No detailed explanation provided.<|im_end|>
