---
kind: "section"
citation: "21 C.F.R. § 343.22"
title: "21"
number: "343.22"
heading: "Permitted combinations of active ingredients for cardiovascular-rheumatologic use."
url: "https://uscodex.org/cfr/21/343.22"
---

# §343.22. Permitted combinations of active ingredients for cardiovascular-rheumatologic use.


Combinations containing aspirin must meet the standards of an acceptable dissolution test, as set forth in [§ 343.90](/cfr/21/343.90.md). The following combinations are permitted: Aspirin identified in §§ [343.12](/cfr/21/343.12.md) and [343.13](/cfr/21/343.13.md) may be combined with any antacid ingredient identified in [§ 331.11](/cfr/21/331.11.md) of this chapter or any combination of antacids permitted in accordance with [§ 331.10(a)](/cfr/21/331.10.md?p=a) of this chapter provided that the finished product meets the requirements of [§ 331.10](/cfr/21/331.10.md) of this chapter and is marketed in a form intended for ingestion as a solution.


## Notes

### Authority

Authority: 21 U.S.C. 321, 351, 352, 353, 355, 360, 371.

### Source

Source: 63 FR 56814, Oct. 23, 1998, unless otherwise noted.