---
kind: "section"
citation: "21 C.F.R. § 610.17"
title: "21"
number: "610.17"
heading: "Permissible combinations."
url: "https://uscodex.org/cfr/21/610.17"
---

# §610.17. Permissible combinations.


Licensed products may not be combined with other licensed products either therapeutic, prophylactic or diagnostic, except as a license is obtained for the combined product. Licensed products may not be combined with nonlicensable therapeutic, prophylactic, or diagnostic substances except as a license is obtained for such combination.


## Notes

### Authority

Authority: 21 U.S.C. 321, 331, 351, 352, 353, 355, 360, 360c, 360d, 360h, 360i, 371, 372, 374, 381; 42 U.S.C. 216, 262, 263, 263a, 264.

### Source

Source: 38 FR 32056, Nov. 20, 1973, unless otherwise noted.