What does the phase 4 trial mean in drug/medicine testing? - ProProfs Discuss
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What does the phase 4 trial mean in drug/medicine testing?

Asked by Msquared, Last updated: Apr 15, 2024

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John Smith

John Smith

John Smith
John Smith

Answered Mar 08, 2017

Phase 4 trials are typically when the product is finalized and submitted for patent protection
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