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Pharmaceutical Regulatory Glossary

Complete reference guide to regulatory terms, acronyms, and definitions used by FDA, EMA, and Health Canada. Essential resource for regulatory affairs professionals.

FDA Centers & Divisions

CDER

—Center for Drug Evaluation and Research

FDA division responsible for evaluating small molecule drugs before they can be sold in the United States. Ensures drugs are safe and effective.

CBER

—Center for Biologics Evaluation and Research

FDA division responsible for regulating biologics including vaccines, blood products, cellular therapies, gene therapies, and allergenics.

CDRH

—Center for Devices and Radiological Health

FDA division responsible for medical devices and radiation-emitting products, including diagnostics and imaging equipment.

OCP

—Office of Compliance

FDA office that oversees pharmaceutical manufacturing compliance, conducts inspections, and issues warning letters.

ODAR

—Office of Dietary Supplement and Analytical Research

FDA office focused on dietary supplements, ensuring safety and proper labeling.

Submission Types

IND

—Investigational New Drug Application

Application required before testing a new drug in human clinical trials. Must include preclinical data, manufacturing information, and clinical trial protocols.

NDA

—New Drug Application

Application to FDA requesting approval to market a new drug in the United States. Includes all clinical trial data, manufacturing details, and labeling.

BLA

—Biologics License Application

Application required to market a biologic product in the United States. Similar to NDA but for biologics like vaccines and gene therapies.

ANDA

—Abbreviated New Drug Application

Application for approval of a generic drug. Requires demonstration of bioequivalence to the reference listed drug.

510(k)

—Premarket Notification

Medical device application demonstrating substantial equivalence to a legally marketed predicate device.

EMA & European Regulations

EMA

—European Medicines Agency

European Union agency responsible for evaluating and supervising medicinal products for human and veterinary use.

CHMP

—Committee for Medicinal Products for Human Use

EMA scientific committee responsible for preparing opinions on marketing authorization applications for human medicines.

MAA

—Marketing Authorization Application

European equivalent of FDA NDA. Application to obtain approval to market a medicine in the EU.

CAP

—Centralized Authorization Procedure

European marketing authorization procedure that results in approval valid across all EU member states simultaneously.

PRAC

—Pharmacovigilance Risk Assessment Committee

EMA committee responsible for safety monitoring of medicines throughout their lifecycle.

Clinical Trial Phases

Phase I

—First-in-Human Studies

Initial clinical trials testing safety, dosage range, and side effects in small groups (20-100 healthy volunteers or patients).

Phase II

—Efficacy & Safety Studies

Clinical trials evaluating drug efficacy and further safety in larger patient populations (100-300 patients with the condition).

Phase III

—Confirmatory Studies

Large-scale trials (300-3,000+ patients) confirming drug effectiveness, monitoring side effects, and comparing to standard treatments.

Phase IV

—Post-Marketing Surveillance

Studies conducted after drug approval to monitor long-term safety, effectiveness in broader populations, and identify rare adverse events.

Safety & Pharmacovigilance

REMS

—Risk Evaluation and Mitigation Strategy

FDA-required safety program for drugs with serious safety concerns, ensuring benefits outweigh risks.

AE

—Adverse Event

Any undesirable medical occurrence in a patient administered a pharmaceutical product, regardless of causality.

SAE

—Serious Adverse Event

Adverse event that results in death, hospitalization, disability, birth defects, or requires intervention to prevent permanent impairment.

PSUR

—Periodic Safety Update Report

Periodic pharmacovigilance document providing evaluation of risk-benefit balance of a medicine.

FAERS

—FDA Adverse Event Reporting System

FDA database containing information on adverse event and medication error reports submitted for approved drugs and biologics.

Manufacturing & Quality

GMP

—Good Manufacturing Practice

Quality assurance system ensuring pharmaceuticals are consistently produced and controlled according to quality standards.

cGMP

—Current Good Manufacturing Practice

Updated GMP regulations incorporating current technology and systems for pharmaceutical manufacturing.

PAI

—Pre-Approval Inspection

FDA inspection of manufacturing facility before approving a new drug application to verify GMP compliance.

Warning Letter

—FDA Warning Letter

Official correspondence from FDA notifying of regulatory violations that may result in enforcement action if not corrected.

483

—Form FDA 483

Document issued by FDA at conclusion of facility inspection listing observed conditions that may constitute violations.

Regulatory Pathways

Fast Track

—Fast Track Designation

FDA program expediting development and review of drugs treating serious conditions and addressing unmet medical needs.

Breakthrough Therapy

—Breakthrough Therapy Designation

FDA designation for drugs showing substantial improvement over existing therapies for serious or life-threatening diseases.

Priority Review

—Priority Review Designation

FDA review designation reducing review time to 6 months instead of standard 10 months for drugs offering significant improvements.

Accelerated Approval

—Accelerated Approval Pathway

FDA pathway allowing approval based on surrogate endpoints for drugs treating serious conditions with unmet medical needs.

Orphan Drug

—Orphan Drug Designation

Designation for drugs treating rare diseases (affecting fewer than 200,000 US patients), providing development incentives.

Canadian Regulations

Health Canada

—Health Canada / Santé Canada

Federal department responsible for helping Canadians maintain and improve health, regulating pharmaceuticals and medical devices.

DIN

—Drug Identification Number

Computer-generated eight-digit number assigned by Health Canada to approved drug products for sale in Canada.

NOC

—Notice of Compliance

Health Canada authorization to market a new drug product, confirming it meets safety, efficacy, and quality standards.

SNDS

—Supplement to New Drug Submission

Submission to Health Canada for changes to approved drugs, including formulation, indication, or manufacturing changes.

Document Types

Guidance Document

—Regulatory Guidance

FDA, EMA, or Health Canada document providing recommendations on regulatory topics but not legally enforceable.

Draft Guidance

—Draft Guidance for Industry

Preliminary guidance document released for public comment before finalization.

ICH Guideline

—International Council for Harmonisation Guideline

Global regulatory guideline harmonizing technical requirements for pharmaceutical product registration.

Approval Letter

—Marketing Approval Letter

Official FDA letter granting permission to market a drug, including approved labeling and conditions.

CRL

—Complete Response Letter

FDA letter indicating application review cycle is complete but additional information is needed before approval.

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