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# Comment Period Reopened on Metered Dose Inhaler Guide
- URL: https://www.fdaweb.com/comment-period-reopened-on-metered-dose-inhaler-guide/
- Published: 2018-07-20T12:00:00.000Z
- Updated: 2026-09-15T00:20:53.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5141923

*Federal Register* notice: FDA is reopening the comment period for its “Metered Dose Inhaler and Dry Powder Inhaler Drug Products — Quality Considerations; Draft Guidance for Industry.” Comments can be submitted by 9/18\. To view the notice, click [here](https://www.gpo.gov/fdsys/pkg/FR-2018-07-20/pdf/2018-15508.pdf?ref=fdaweb.com).