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# Guidance on Low Molecular Weight Heparin
- URL: https://www.fdaweb.com/guidance-on-low-molecular-weight-heparin/
- Published: 2016-02-19T12:00:00.000Z
- Updated: 2026-09-15T02:37:28.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5134826

*Federal Register* Notice: FDA is making available a guidance for industry entitled *Immunogenicity-Related Considerations for Low Molecular Weight Heparin.* It discusses how applicants for low molecular weight heparin products should provide information on impurities and their potential impact on immunogenicity. To download this guidance, click [here](http://www.fda.gov/downloads/Drugs/GuidanceComplianceRegulatoryInformation/Guidances/UCM392194.pdf?ref=fdaweb.com). To view this notice, click [here.](https://www.gpo.gov/fdsys/pkg/FR-2016-02-19/pdf/2016-03461.pdf?ref=fdaweb.com)