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# Animal Drug Impurities Q&A Guidance
- URL: https://www.fdaweb.com/animal-drug-impurities-q-a-guidance/
- Published: 2020-11-23T12:00:00.000Z
- Updated: 2026-09-14T16:37:34.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5148143

*Federal Register* notice: FDA has made available a final guidance entitled “Elemental Impurities in Animal Drug Products — Questions and Answers.” The document provides recommendations to sponsors on the control of elemental impurities in animal drug products, including all dosage forms and routes of administration. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2020-11-23/pdf/2020-25726.pdf?ref=fdaweb.com).