A sponsor may request FDA to waive applicable requirement under this part. A waiver request may be submitted either in an IND or in an information amendment to an IND. In an emergency, a request may be made by telephone or other rapid communication means. A waiver request is required to contain at least one of the following:
An explanation why the sponsor's compliance with the requirement is unnecessary or cannot be achieved;
A description of an alternative submission or course of action that satisfies the purpose of the requirement; or
Other information justifying a waiver.
FDA may grant a waiver if it finds that the sponsor's noncompliance would not pose a significant and unreasonable risk to human subjects of the investigation and that one of the following is met:
The sponsor's compliance with the requirement is unnecessary for the agency to evaluate the application, or compliance cannot be achieved;
The sponsor's proposed alternative satisfies the requirement; or
The applicant's submission otherwise justifies a waiver.