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  1. FDA Pregnancy Categories - Drugs.com

    Overview of the five pregnancy risk categories, established by the FDA to indicate the potential of a drug to cause birth defects if used during pregnancy.

  2. Pregnancy and Lactation Labeling Resources | FDA

    Mar 10, 2025 · The PLLR removes pregnancy letter categories – A, B, C, D and X. The PLLR also requires the label to be updated when information becomes outdated.

  3. FDA Pregnancy Categories - CHEMM

    May 29, 2008 · Studies in animals or humans have demonstrated fetal abnormalities and/or there is positive evidence of human fetal risk based on adverse reaction data from investigational or …

  4. Understanding FDA Drug Classifications for Pregnancy

    Feb 25, 2025 · Learn about FDA's old A, B, C, D, X pregnancy drug categories & the new narrative labeling system for medication safety during pregnancy.

  5. Drug Safety in Pregnancy - Gynecology and Obstetrics - Merck …

    Until the 2010s, the U.S. Food and Drug Administration (FDA) classified over-the-counter (OTC) and prescription drugs into 5 categories of safety for use during pregnancy (A, B, C, D, X).

  6. FDA Pregnancy Categories Definition - Intro to Pharmacology …

    FDA Pregnancy Categories are a system used to classify the potential risks of using a drug during pregnancy based on available evidence. These categories help healthcare providers and …

  7. Pregnancy Categories - Hopkins Medicine

    Pregnancy Categories

  8. FDA Pregnancy Categories - My Practical Pregnancy Guide

    2 days ago · FDA Pregnancy Categories are the pregnancy categories of medication as used in the Drug Formulary - assigned by the FDA

  9. Understanding Pregnancy Drug Categories - Kolli Psychiatric

    In the sections below, you’ll find a breakdown of the historical FDA pregnancy categories and examples of commonly prescribed psychiatric medications within each class.

  10. Drug Categories in Pregnancy & What to Consider

    Nov 27, 2025 · The FDA classifies medications for pregnant women into categories A, B, C, D, and X. Discover more information and things to consider here.