GCP Blog — Field notes from clinical research
Recent dispatches
Screen Failure in Clinical Trials: How to Calculate the Rate, Document It Under GCP, and Read It as a Critical-to-Quality Signal
A high screen-failure rate gets framed as a recruitment cost to "reduce." That framing misses the two things an inspector actually cares about: whether every screened subject is documented, and whether consent preceded every procedure.
ReadThere Is No FDA IND Database: What You Can Actually Look Up, and How the Form-1571 IND Clock Really Works
If you searched for an "FDA IND database," you were probably expecting something like ClinicalTrials.gov: a public registry where you type a drug or a company and pull up the application.
ReadIRB Approval, Decoded: Pick Your Review Tier Before You Submit (Exempt, Expedited, or Full Board)
Stop thinking of the IRB as a rubber stamp on your ethics.
ReadTypes of Audits in Clinical Trials: A Risk-Mapped Framework for Inspection Readiness
A practitioner being told to "get audit-ready" usually gets handed a glossary: internal, external, regulatory.
ReadClinical Trial Registration on ClinicalTrials.gov: The Two Questions and Three Clocks That Decide Your Deadline
Most registration mistakes are not data-entry errors.
ReadTMF vs ISF: An Ownership-and-Reconciliation Contract, Not a Location Table
Almost every explainer you will find stops at "TMF = sponsor, ISF = site." That is true and nearly useless, because it answers the wrong question.
ReadCAPA in Clinical Trials: The Four-Gate Workflow That Closes a Finding and Keeps It Closed
CAPA stands for Corrective And Preventive Action.
ReadElectronic Data Capture Software: The Four GCP and Part 11 Obligations That Decide Whether 'Compliant' Survives an Inspection
Most EDC evaluations go wrong in the same place: the demo.
ReadICH GCP After E6(R3): What the July 2025 Standard Requires Now, and How It Maps to FDA 21 CFR 312
ICH GCP is the International Council for Harmonisation's Guideline for Good Clinical Practice: an international, ethical, scientific, and quality standard for the conduct of trials that involve human participants.
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