Classify each of these drugs based on their ability to induce or inhibit CYP450 enzymes phenobarbitalAnswer 1 Question 5voriconazole Answer 2 Question 5ritonavir Answer 3 Question 5Grapefruit juiceAnswer 4 Question 5
Question
Classify each of these drugs based on their ability to induce or inhibit CYP450 enzymes phenobarbitalAnswer 1 Question 5voriconazole Answer 2 Question 5ritonavir Answer 3 Question 5Grapefruit juiceAnswer 4 Question 5
Solution
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Phenobarbital is a CYP450 inducer. It increases the production of CYP450 enzymes, which can speed up the metabolism of certain drugs.
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Voriconazole is a CYP450 inhibitor. It decreases the activity of CYP450 enzymes, which can slow down the metabolism of certain drugs.
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Ritonavir is also a CYP450 inhibitor. It can slow down the metabolism of certain drugs, increasing their concentration in the body.
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Grapefruit juice is known to be a CYP450 inhibitor, particularly of the CYP3A4 enzyme. This can lead to increased levels of certain drugs in the body, potentially causing adverse effects.
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