Quiz: Drug Development
Question 1 of 2  

When does the patent time period (20 yr with exclusive rights) for a new compound begin?

  • A.

    When phase 1 of the clinical study is completed and shows safety in humans

  • B.

    When phase II is completed and shows efficacy in humans

  • C.

    When the FDA approves the drug

  • D.

    When the FDA issues an investigational new drug exemption permit

Am I correct?