Drug

INP105

As of the edition of 20 October 2026, INP105 is a drug known only by a code name: stopped in 2023; acts on DRD2, DRD3 and DRD4 and 2 more.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Stopped, 2023
Kind
Code name only
Registered trials
2, 1 stopped early
Disease areas
Mental health; Nervous system

US protection

No US approval on record.

With no US approval on record there are no listed US patents or exclusivities.

This is the US only.

Companies that need a new molecule because of this drug

5 company-target rows on route A because of this drug.

Companies on route A for this drug

In the product

5 company-target rows are on route A because of INP105.

Targets

GeneProteinUniProt
DRD2Dopamine receptor D2P14416
DRD4Dopamine receptor D4P21917
HTR2A5-hydroxytryptamine receptor 2AP28223
HTR2C5-hydroxytryptamine receptor 2CP28335
DRD3Dopamine receptor D3P35462

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 11100
Phase 21001
All trials2

Who ran its trials

CompanyRoleYears
Impel PharmaceuticalsLead sponsor of trials2018 to now