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Grants / Department of Health and Human Services / National Institutes of Health

PAR-24-066: NEI Small Business Innovation Research (SBIR) Cooperative Agreement for Early-Stage Clinical Trials with Greater than Minimal Risk (U44-Clinical Trial Required)

Closed Closed November 17, 2025 Opportunity PAR-24-066

This grant is closed. Who won this program's grants before is below, and similar open grants are at the end of the page. It is in our archive of National Institutes of Health notices from 2023.

National Institutes of Health offered grants to small businesses. Applications closed on November 17, 2025.

From the official notice on Grants.gov, last changed November 17, 2025. Checked November 7, 2026.

About this NIH notice

Application due dates, page limits and budget limits are set in the notice. Read PAR-24-066 in the NIH Guide.

Key dates

PostedDecember 1, 2023
DeadlineNovember 17, 2025
Archived by Grants.govNovember 18, 2025

Who can apply

This opportunity was open to small businesses.

Other Eligible Applicants include the following: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. Foreign components, as defined in the NIH Grants Policy Statement, may be allowed.

More grants for small businesses.

Is this a realistic fit?

What the grant funds

The NEI uses this U44 Notice of Funding Opportunity to support SBIR grant applications from small business concerns (SBCs) that propose to implement investigator-initiated, early-stage clinical trials with greater than minimal risk and typically are Phase I or II trials. The risk level of the U44 trial requires appropriate performance oversight and safety monitoring. For purposes of this NOFO, the proposed study must be intended to evaluate interventions aimed at screening, diagnosing, preventing, or treating vision disorders. Applicants are strongly advised to consult with NEI program staff prior to submitting an application with human subjects to determine the appropriate funding opportunity.

Category: Health.

Who has won Vision Research grants before

From fiscal 2021 to 2025, Vision Research (93.867) awarded $3.4 billion across 3,275 grant awards, an average of $1.0 million per award.

Largest recipients, fiscal 2021 to 2025
RecipientStateAwardsAmount
The Johns Hopkins UniversityMaryland137$139 million
The Leland Stanford Junior UniversityCalifornia87$96.5 million
The Regents of the University of California, San FranciscoCalifornia78$89.9 million
Duke UniversityNorth Carolina79$75.5 million
The Trustees of the University of PennsylvaniaPennsylvania57$73.9 million

Top states: California ($598 million), New York ($327 million), Massachusetts ($313 million), Texas ($221 million), Pennsylvania ($188 million).

Applying now

This notice no longer takes applications. Agencies often post the same opportunity again under a new number, so check the program's notices on Grants.gov and the similar open grants below.

The notice on Grants.gov keeps its full text and attachments, which is useful for planning a resubmission.

Questions people ask

Is PAR-24-066 still open?

No. It closed on November 17, 2025.

Who can apply for NEI Small Business Innovation Research (SBIR) Cooperative Agreement for Early-Stage Clinical Trials with Greater than Minimal Risk (U44-Clinical Trial Required)?

National Institutes of Health accepted applications from small businesses. The notice adds further conditions, so read its eligibility section.

What is the deadline for NEI Small Business Innovation Research (SBIR) Cooperative Agreement for Early-Stage Clinical Trials with Greater than Minimal Risk (U44-Clinical Trial Required)?

Closed November 17, 2025. Applications are no longer accepted; the program's newer notices are on this page when there are any.

Who has won Vision Research grants before?

The largest recipients over five fiscal years were The Johns Hopkins University, The Leland Stanford Junior University, The Regents of the University of California, San Francisco. The program made 3,275 awards worth $3.4 billion in that time.

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