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# Draft Guide on Generic Tiotropium Bromide Products
- URL: https://www.fdaweb.com/draft-guide-on-generic-tiotropium-bromide-products/
- Published: 2017-10-20T12:00:00.000Z
- Updated: 2026-09-14T22:57:18.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5139927

*Federal Register* notice: FDA has made available a draft guidance for industry on generic tiotropium bromide inhalation powder. The document, when finalized, will provide product-specific recommendations on the design of bioequivalence studies to support ANDAs for such products. To view the notice, click [here](https://www.gpo.gov/fdsys/pkg/FR-2017-10-20/pdf/2017-22734.pdf?ref=fdaweb.com).