Quiz: The Phases of Clinical Trials

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1. Q1.According to this article, what do early phases (phases 1 and 2) mainly test for?

   ALong-term effects after FDA approvalBSafety, such as side effects and a safe doseCHow to market a new drugDThe cost of the treatment

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2. Q2.According to this article, what does a phase 3 trial do?

   ATests a treatment only in a very small group of 15 to 30 peopleBWatches long-term safety after approvalCCompares the treatment to the current standard therapyDDetermines the highest dose people can tolerate

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3. Q3.According to this article, what does a phase 4 trial look at?

   ALong-term safety and effectiveness after a treatment has been approved by the FDABThe highest dose a small group can tolerateCWhether the treatment shrinks tumors in 50 to 100 peopleDWhether the treatment is safe in the first 15 people

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4. Q4.According to this article, what is randomization?

   ALetting patients choose their own treatment groupBA dose-finding step in phase 1CA test done on tissue samplesDAssigning people by chance to groups that receive different treatments

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This quiz checks understanding of educational content only. It is not medical advice. Read: The Phases of Clinical Trials.