Once a drug is proven safe and tested on a limited group of people with the disease it is intended to treat, and the therapeutic dose is refined, the drug manufacturer can file a new drug application (NDA) following this phase of human studies.
A) 3
B) 4
C) 2
D) 1

Question

Quizplus · Accepted Answer

Phase 3 of human studies is when a drug is proven safe and tested on a limited group of people with the disease it is intended to treat, and the therapeutic dose is refined.

Once a Drug Is Proven Safe and Tested on a Limited