Atom | Single-Site Investigator-Initiated Clinical Trials (R61/R33 Clinical Trial Required)

Funder: National Institutes of Health (NIH)

Due Dates: February 10, 2026 (estimated)

Funding Amounts: Award size and total program funding not yet specified; R61/R33 phased mechanism; duration and budget will be defined in the full NOFO.

Summary: Supports investigator-initiated, single-site clinical trials relevant to the NHLBI mission, using innovative trial designs and the R61/R33 phased award mechanism.

Key Information: This is a forecasted opportunity; details and application instructions will be finalized in the published NOFO.

Single-Site Investigator-Initiated Clinical Trials (R61/R33 Clinical Trial Required)

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