# Bulk Drug Substances That Can Be Used To Compound Drug Products in Accordance With Section 503A of the Federal Food, Drug, and Cosmetic Act

> **FDA** · Rulemaking · Modified 2026-04-29T18:15:45Z

## Docket
- **Docket ID:** FDA-2015-N-3534
- **Agency:** FDA
- **Type:** Rulemaking
- **Last modified:** 2026-04-29T18:15:45Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/FDA-2015-N-3534)
- [Public comments](https://www.regulations.gov/docket/FDA-2015-N-3534/comments)

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