During an audit for a Phase II IND study, the auditor identified unreported serious protocol...

The sponsor holds ultimate responsibility for trial oversight and compliance.

ICH E6(R2) 5.20.1:If noncompliance is discovered, the sponsor must “take prompt action to secure compliance” and, if necessary, terminate participation of the investigator/institution.

21 CFR 312.56(b):Sponsors must ensure proper conduct and report investigators who fail to comply to the FDA and IRB.

While investigators commit to protocol adherence, once deviations are identified,the sponsor must actto safeguard subjects and trial validity.