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Posted opportunity — confirm at source

NIH Exploratory/Developmental Research Project Grant (Parent R21 Clinical Trial Required)

National Institutes of Health · PA-25-306

Award range

See source for award amount

Deadline

2028-01-07-00-00-00

Confirm exact timezone in the announcement.
Eligible applicants

Nonprofits that do not have a 501(c)(3) status with the IRS, other than institutions of higher education, State governments, Special district governments, Public housing authorities/Indian housing authorities, Private institutions of higher education, Nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher education, City or township governments, Small businesses, Independent school districts, Native American tribal organizations (other than Federally recognized tribal governments), Others (see text field entitled "Additional Information on Eligibility" for clarification), For profit organizations other than small businesses, Native American tribal governments (Federally recognized), County governments, Public and State controlled institutions of higher education

Geographic eligibility and all attachment-specific conditions require review of the original announcement.

Eligibility details

Other Eligible Applicants include the following: Alaska Native and Native Hawaiian Serving Institutions; Asian American Native American Pacific Islander Serving Institutions (AANAPISISs); Eligible Agencies of the Federal Government; Faith-based or Community-based Organizations; Hispanic-serving Institutions; Historically Black Colleges and Universities (HBCUs); Indian/Native American Tribal Governments (Other than Federally Recognized); Non-domestic (non-U.S.) Entities (Foreign Organizations); Regional Organizations; Tribally Controlled Colleges and Universities (TCCUs) ; U.S. Territory or Possession.

Matching funds & resources

Source matching-funds field: Not Required.

Matching funds and leveraged resources are different requirements. Read the description and reviewed rules below before determining resource commitments.

About this opportunity

The NIH Exploratory/Developmental Grant supports exploratory and developmental research projects by providing support for the early and conceptual stages of these projects. These studies may involve considerable risk but may lead to a breakthrough in a particular area, or to the development of novel techniques, agents, methodologies, models, or applications that could have a major impact on a field of biomedical, behavioral, or clinical research. This Parent Notice of Funding Opportunity requires that at least 1 clinical trial be proposed. The proposed project must be related to the programmatic interests of one or more of the participating NIH Institutes and Centers (ICs) based on their scientific missions.Applicants should note that some ICs (see Related Notices) only accept applications proposing mechanistic studies that meet NIH's definition of a clinical trial through this funding opportunity announcement.

Funding geography: Not specified — review source. A funder’s address does not establish eligibility.

Review original source ↗

Funding instrument: Grant. Issuing jurisdiction: Federal. This is not a geographic eligibility determination.

Source fields and evidence

id: 357809
Source ↗ · id

opportunityNumber: PA-25-306
Source ↗ · opportunityNumber

opportunityTitle: NIH Exploratory/Developmental Research Project Grant (Parent R21 Clinical Trial Required)
Source ↗ · opportunityTitle

revision: 4
Source ↗ · revision

agencyDetails: {"code":"NIH","seed":"HHS-NIH11","agencyName":"National Institutes of Health","agencyCode":"HHS-NIH11","topAgencyCode":"HHS"}
Source ↗ · agencyDetails

owningAgencyCode: HHS-NIH11
Source ↗ · owningAgencyCode

cfdas: [{"id":426507,"opportunityId":357809,"cfdaNumber":"93.113","programTitle":"Environmental Health"},{"id":426495,"opportunityId":357809,"cfdaNumber":"93.143","programTitle":"NIEHS Superfund Hazardous Substances_Basic Research and Education"},{"id":426501,"opportunityId":357809,"cfdaNumber":"93.172","programTitle":"Human Genome Research"},{"id":426503,"opportunityId":357809,"cfdaNumber":"93.173","programTitle":"Research Related to Deafness and Communication Disorders"},{"id":430956,"opportunityId":357809,"cfdaNumber":"93.213","programTitle":"Research and Training in Complementary and Integrative Health"},{"id":426491,"opportunityId":357809,"cfdaNumber":"93.233","programTitle":"National Center on Sleep Disorders Research"},{"id":426496,"opportunityId":357809,"cfdaNumber":"93.242","programTitle":"Mental Health Research Grants"},{"id":426506,"opportunityId":357809,"cfdaNumber":"93.273","programTitle":"Alcohol Research Programs"},{"id":426497,"opportunityId":357809,"cfdaNumber":"93.279","programTitle":"Drug Use and Addiction Research Programs"},{"id":426494,"opportunityId":357809,"cfdaNumber":"93.286","programTitle":"Discovery and Applied Research for Technological Innovations to Improve Human Health"},{"id":429972,"opportunityId":357809,"cfdaNumber":"93.307","programTitle":"Minority Health and Health Disparities Research"},{"id":426498,"opportunityId":357809,"cfdaNumber":"93.361","programTitle":"Nursing Research"},{"id":430916,"opportunityId":357809,"cfdaNumber":"93.393","programTitle":"Cancer Cause and Prevention Research"},{"id":430917,"opportunityId":357809,"cfdaNumber":"93.394","programTitle":"Cancer Detection and Diagnosis Research"},{"id":430918,"opportunityId":357809,"cfdaNumber":"93.395","programTitle":"Cancer Treatment Research"},{"id":430920,"opportunityId":357809,"cfdaNumber":"93.396","programTitle":"Cancer Biology Research"},{"id":430919,"opportunityId":357809,"cfdaNumber":"93.399","programTitle":"Cancer Control"},{"id":426509,"opportunityId":357809,"cfdaNumber":"93.837","programTitle":"Cardiovascular Diseases Research"},{"id":426492,"opportunityId":357809,"cfdaNumber":"93.838","programTitle":"Lung Diseases Research"},{"id":426493,"opportunityId":357809,"cfdaNumber":"93.839","programTitle":"Blood Diseases and Resources Research"},{"id":426502,"opportunityId":357809,"cfdaNumber":"93.840","programTitle":"Translation and Implementation Science Research for Heart, Lung, Blood Diseases, and Sleep Disorders"},{"id":430530,"opportunityId":357809,"cfdaNumber":"93.846","programTitle":"Arthritis, Musculoskeletal and Skin Diseases Research"},{"id":426499,"opportunityId":357809,"cfdaNumber":"93.855","programTitle":"Allergy and Infectious Diseases Research"},{"id":426508,"opportunityId":357809,"cfdaNumber":"93.865","programTitle":"Child Health and Human Development Extramural Research"},{"id":426504,"opportunityId":357809,"cfdaNumber":"93.866","programTitle":"Aging Research"},{"id":426500,"opportunityId":357809,"cfdaNumber":"93.867","programTitle":"Vision Research"},{"id":426505,"opportunityId":357809,"cfdaNumber":"93.879","programTitle":"Medical Library Assistance"},{"id":426510,"opportunityId":357809}]
Source ↗ · cfdas

applicantTypes: [{"id":"13","description":"Nonprofits that do not have a 501(c)(3) status with the IRS, other than institutions of higher education"},{"id":"00","description":"State governments"},{"id":"04","description":"Special district governments"},{"id":"08","description":"Public housing authorities/Indian housing authorities"},{"id":"20","description":"Private institutions of higher education"},{"id":"12","description":"Nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher education"},{"id":"02","description":"City or township governments"},{"id":"23","description":"Small businesses"},{"id":"05","description":"Independent school districts"},{"id":"11","description":"Native American tribal organizations (other than Federally recognized tribal governments)"},{"id":"25","description":"Others (see text field entitled \"Additional Information on Eligibility\" for clarification)"},{"id":"22","description":"For profit organizations other than small businesses"},{"id":"07","description":"Native American tribal governments (Federally recognized)"},{"id":"01","description":"County governments"},{"id":"06","description":"Public and State controlled institutions of higher education"}]
Source ↗ · applicantTypes

applicantEligibilityDesc: Other Eligible Applicants include the following: Alaska Native and Native Hawaiian Serving Institutions; Asian American Native American Pacific Islander Serving Institutions (AANAPISISs); Eligible Agencies of the Federal Government; Faith-based or Community-based Organizations; Hispanic-serving Institutions; Historically Black Colleges and Universities (HBCUs); Indian/Native American Tribal Governments (Other than Federally Recognized); Non-domestic (non-U.S.) Entities (Foreign Organizations); Regional Organizations; Tribally Controlled Colleges and Universities (TCCUs) ; U.S. Territory or Possession.
Source ↗ · applicantEligibilityDesc

fundingInstruments: [{"id":"G","description":"Grant"}]
Source ↗ · fundingInstruments

fundingActivityCategories: [{"id":"ED","description":"Education"},{"id":"ENV","description":"Environment"},{"id":"HL","description":"Health"},{"id":"ISS","description":"Income Security and Social Services"}]
Source ↗ · fundingActivityCategories

awardFloor: none
Source ↗ · awardFloor

awardCeiling: none
Source ↗ · awardCeiling

responseDate: Jan 07, 2028 12:00:00 AM EST
Source ↗ · responseDate

responseDateStr: 2028-01-07-00-00-00
Source ↗ · responseDateStr

costSharing: false
Source ↗ · costSharing

lastUpdatedDate: Sep 04, 2025 02:04:19 PM EDT
Source ↗ · lastUpdatedDate

status: posted
Source ↗ · oppHits[id=357809].oppStatus

Source retrieved 10/15/2026 · Revision 4. Always confirm current requirements and dates with the funder. Structured source fields are checked; this is not a determination that every applicant qualifies.

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