Special NoticeActiveARPA-H-SN-26-158

Area of Interest under PHO ISO: ASCENT-IBO

HEALTH AND HUMAN SERVICES, DEPARTMENT OF / NATIONAL INSTITUTES OF HEALTH / ADVANCED RESEARCH PROJECTS AGENCY FOR HEALTH (ARPA-H)

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Key dates?

Posted?: Aug 5, 2026
Response deadline?: Oct 15, 2026, 9:00 PM UTC
Archive date?: Oct 16, 2026
Archive type?: autocustom

Classification?

Notice type?: Special Notice
Base type?: Solicitation
Set-aside?: —
Set-aside code?: —
PSC?: AN13

NAICS?

541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

Issuing office?

Department?: HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Sub-tier?: NATIONAL INSTITUTES OF HEALTH
Office?: ADVANCED RESEARCH PROJECTS AGENCY FOR HEALTH (ARPA-H)
Office code?: —
Organization type?: OFFICE
Office address?: Washington, DC, 20005, USA

Contacts?

SEE DESCRIPTION SECTIONprimary
do_NOT_use_THIS_email_ADDRESS@arpa-h.gov (awards)

Description?

See attached Special Notice ARPA-H-SN-26-158: Accelerating Safe Clinical Evaluation of Novel Treatments: Ibogaine for Better outcomes in OUD (ASCENT-IBO) This Special Notice builds upon ARPA-H-SN-26-156 and includes details related to a Proposers’ Day event.

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Metadata?

Notice ID?: 844c5c24112a40299cf403ea8fc083c2
Full path?: HEALTH AND HUMAN SERVICES, DEPARTMENT OF.NATIONAL INSTITUTES OF HEALTH.ADVANCED RESEARCH PROJECTS AGENCY FOR HEALTH (ARPA-H)
Office code?: —
Ingested?: Aug 25, 2026
Updated?: Aug 25, 2026