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NIH Small Business Innovation Research (SBIR) Phase IIB Strategic Breakthrough Award (Parent [R44] Clinical Trial Optional)

National Institutes of Health

Verified sourceVerified Aug 28, 2026Updated Aug 28, 2026Funding source
Funding amount
Varies
Deadline
Apr 5, 2029
Geography
National (all U.S.)
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About this grant

The NIH Phase IIB Strategic Breakthrough award bridges the funding gap between the end of a Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) Phase II award and commercialization. The Phase IIB Strategic Breakthrough provides previously funded NIH SBIR or STTR projects additional support for later-stage research and development (R&D).

Eligibility

Only United States small business concerns (SBCs) that have previously received an NIH SBIR or STTR Phase II award are eligible to submit applications for this opportunity. Only one NIH Phase IIB Strategic Breakthrough award is allowed per project. This NOFO supports Renewal/Resubmission "Type 2" Applications from recipients with NIH Phase II SBIR/STTR awards that are submitted within the first six due dates following the expiration of their budget period. Refer to Section III. Eligibility Information in the NOFO for additional information on eligibility.Foreign Organizations/International Collaborations:Non-domestic (non-U.S.) Entities (Foreign Organizations) are not eligible to apply.Non-domestic (non-U.S.) components of U.S. Organizations are not eligible to apply.Unfunded int

Required documents

  • SF-424
  • Project narrative
  • Budget

Eligible organization types

GovernmentFor-Profit
Official website

Always verify grant requirements directly with the funder before applying.