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National Institutes of Health · United States

Exploratory Clinical Neuroscience Research on Substance Use Disorders (R61/R33 Clinical Trial Optional)

Open

Applications close on 16 Jun 2028. Eligible applicant types include native American tribal organizations (other than Federally recognized tribal governments), others (see text field entitled "Additional Information on Eligibility" for clarification), nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher education and 12 more.

About this call

This notice of funding opportunity (NOFO) uses a R61/R33 Phased Innovation Award activity code to support clinical research applications that are exploratory and developmental in nature and focus on understanding the neurobiological mechanisms underlying substance use disorders (SUD), including fundamental circuitry and behavior relevant to substance use. For projects not requiring a phased research approach, applicants are encouraged to apply under a different funding activity code (e.g., PA-25-305 "Research Project Grant (Parent R01 Clinical Trial Required)" or its subsequent reissue).

Who can apply

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

Refer to Section III. Eligibility Information in the NOFO for additional information on eligibility.Foreign Organizations/International CollaborationsNon-domestic (non-U.S.) Entities (Foreign Organizations) are eligible to apply.Non-domestic (non-U.S.) components of U.S. Organizations are eligible to apply.Foreign components, as defined in the NIH Grants Policy Statement, are allowed.NIH will no longer issue awards (i.e., new, renewal, or non-competing continuation) to domestic or foreign entities that involve foreign subawards/subcontracts. All NIH-funded research involving foreign subawards/subcontracts must be submitted in response to a NOFO that is specifically designated for funded international collaborations. See NIH Grants Policy Statement 16.8 Collaborative International Research Awards.Applications involving foreign subawards/subcontracts submitted in response to this NOFO will be deemed noncompliant and will not be considered for funding. This policy applies to all monetary international collaborations resulting in foreign subawards/subcontracts, however, it does not preclude unfunded international collaborations or foreign components, funding for foreign consultants, or procurement of unique equipment or supplies from foreign vendors.

Applicant categories are a starting point. The official call decides eligibility.

Topics

Health

How to apply

1. Read the full notice of funding opportunity (NOFO) linked from the official page: eligibility, cost sharing and evaluation criteria.
2. Make sure your organisation has an active SAM.gov registration and Unique Entity ID (UEI); registration can take several weeks.
3. For NIH: the organisation and the principal investigator also need eRA Commons accounts; applications are usually submitted through Grants.gov (for example with ASSIST).
4. Prepare the required forms, narrative, budget and attachments exactly as the NOFO specifies.
5. Submit before the deadline and keep the tracking number. Check for amendments before you submit.

From the call text

Who can apply

Not stated in the call text we hold — check the official page

Company stage

Not stated in the call text we hold — check the official page

Single applicant or consortium

Not stated in the call text we hold — check the official page

Where applicants must be based

Not stated in the call text we hold — check the official page

Where to apply

All NIH-funded research involving foreign subawards/subcontracts must be submitted in response to a NOFO that is specifically designated for funded international collaborations.

Contact

National Institutes of Health · NIDA_DNB_BCNB_r61@nih.gov · 301-402-2541

Where these facts come from

Official sources

Official call page

Facts on this page come from the funder’s official data, taken on 13 Nov 2026. The funder's own documents, including later amendments, always take precedence.

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