---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchD/part361"
level: "part"
label: "Part 361"
heading: "Prescription Drugs for Human Use Generally Recognized as Safe and Effective and Not Misbranded: Drugs Used in Research"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchD-part361"
sections_count: 1
---

# Part 361 — Prescription Drugs for Human Use Generally Recognized as Safe and Effective and Not Misbranded: Drugs Used in Research

Title 21 C.F.R. — Food and Drugs › Chapter I — Food and Drug Administration, Department of Health and Human Services › Subchapter D — Drugs for Human Use

## Sections

- [§361.1. Radioactive drugs for certain research uses.](/cfr/21/361.1.md)