Back to Explorer

Presenting Quantitative Efficacy and Risk Information in Direct-to-Consumer (DTC) Promotional Labeling and Advertisements

FinalCenter for Drug Evaluation and Research Center for Biologics Evaluation and Research Center for Veterinary Medicine12/12/2023

Description

This guidance provides recommendations for presenting quantitative efficacy and risk information in direct-to-consumer (DTC) promotional labeling and advertisements for prescription human drug and biological products and prescription animal drugs and in DTC promotional labeling for nonprescription animal drugs (collectively, promotional communications). For the purposes of this guidance, quantitative efficacy and risk information refers to information that numerically addresses the likelihood or magnitude of a drug’s efficacy or risks.

Scope & Applicability

Product Classes

4
Prescription human drug

Scope of promotional labeling recommendations

Biological products

development program for drug and biological products

Prescription animal drugs

Scope of promotional labeling recommendations

Nonprescription animal drugs

Scope of promotional labeling recommendations

Stakeholders

6
Manufacturer

Entity responsible for submitting NDINs

Packer

Entity whose name appears on the label

Distributor

Entity responsible for submitting NDINs

consumers

MAHs are expected to follow-up all pregnancy reports from consumers

firms

drug and device manufacturers communicating with payors

Firm

Entities developing animal food ingredients and participating in AFIC.

Regulatory Context

Attributes

8
Quantitative efficacy

Numerical information about drug effectiveness; Numerical data describing how well a drug works.

Risk information

Numerical information about drug risks; Numerical data describing the probability or severity of adverse effects.

quantitative efficacy information

Numerical data regarding the effectiveness of a drug.

quantitative risk information

Numerical data regarding the safety risks of a drug.

absolute frequencies

A recommended format for presenting probabilities (e.g., 57 out of 100).

percentages

A recommended format for presenting probabilities (e.g., 57%).

relative frequencies

A format for presenting probabilities (e.g., 33% reduction) that consumers find harder to understand.

absolute risk reductions

The difference in risk between treatment and control groups.

Identified Hazards

Hazards

1
Severe to life-threatening infection

A serious risk associated with Drug X that must be accurately characterized.

Related CFR Sections (2)

Related Warning Letters (10)

  • Advertising & Promotional Labeling/Drugs/Biological Products

    CSL Behring

    2025-09-16
  • False & Misleading Claims/Misbranded

    Aytu Biopharma

    2025-09-16
  • False & Misleading Claims/Misbranded

    Novo Nordisk Inc.

    2025-09-16
  • False & Misleading Claims/Misbranded

    Eli Lilly and Company

    2025-09-16
  • False & Misleading Claims/Misbranded

    Alora Pharmaceuticals

    2025-09-16
  • False & Misleading Claims/Misbranded

    Sprout Pharmaceuticals, Inc.

    2025-06-10
  • False & Misleading Claims/Misbranded

    Sarfez Pharmaceuticals, Inc.

    2025-05-20
  • False & Misleading Claims/Misbranded

    Aurora Pharmaceutical

    2025-03-11
  • False & Misleading Claims/Misbranded

    Elanco Animal Health

    2025-03-11
  • False & Misleading Claims/Misbranded

    Boehringer Ingelheim Animal Health USA

    2024-03-12

See Also (7)