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How to cite using AMA in the health sciences

This guide covers the basics of the American Medical Association's (AMA) citation style.

Format, example and tips - UpToDate LexiDrug (formerly Lexicomp)

Drug Monograph - elements to include and formatting

Drug Name. In: Specific database title. Publisher. Publication date (if available). Updated date. Accessed date. URL (no period after the URL)

Drug Monograph - Examples

  1. Entanercept. In: Lexi-Drugs. UpToDate Inc; 2024.  Updated April 15, 2024. Accessed April 16, 2024. http://online.lexi.com 
  2. Aspirin. In: Sweetman, SC, ed. Martindale: The Complete Drug Reference. UpToDate Inc; 2021. Updated December 15, 2021. Accessed December 20, 2021. http://online.lexi.com 

Topic - Example

  1. Risk factors for COPD. In: Patient Education – Disease and Procedure. UpToDate Inc; 2021. Updated February 3, 2022. Accessed September 2, 2022. http://online.lexi.com 

Tips

  • Lexicomp, MicroMedex, and CPS follow the same format for drug monographs.
  • Specific database title should be in italics.
  • You can obtain the “Updated date” information from the Lexicomp results page. Drug update information comes after each link to a drug in the Lexicomp results page.
  • The specific database title can be found on the Lexicomp results page.  It's in bold above each link to the drug.

screen capture of UpToDate Lexidrug showing search for etanercept, highlighting the database name Lexi-Drugs and the updated date 04/15/24