---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchE/part516"
level: "part"
label: "Part 516"
heading: "New Animal Drugs for Minor Use and Minor Species"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchE-part516"
sections_count: 59
---

# Part 516 — New Animal Drugs for Minor Use and Minor Species

Title 21 C.F.R. — Food and Drugs › Chapter I — Food and Drug Administration, Department of Health and Human Services › Subchapter E — Animal Drugs, Feeds, and Related Products

## Contents

- [Subpart A — General Provisions](/cfr/21/chI-subchE-part516-subpartA.md)
- [Subpart B — Designation of a Minor Use or Minor Species New Animal Drug](/cfr/21/chI-subchE-part516-subpartB.md)
- [Subpart C — Index of Legally Marketed Unapproved New Animal Drugs for Minor Species](/cfr/21/chI-subchE-part516-subpartC.md)
- [Subpart D — Subpart D [Reserved]](/cfr/21/chI-subchE-part516-subpartD.md)
- [Subpart E — Conditionally Approved New Animal Drugs For Minor Use and Minor Species](/cfr/21/chI-subchE-part516-subpartE.md)