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IGC-AD1

Phase 2

Alzheimer Disease | Small molecule | Neurology |IGC Pharma, Inc.|Trials Updated: Sep 30, 2026

IGC-AD1 target and mechanism

ModalitySmall molecule

Also known as IGC-AD1-Active

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials2
Total Enrollment176

FDA Designations

No designations recorded

IGC-AD1 clinical trials

IGC-AD1 · 2 trials · 6 indications

Phase 2 1Phase 1 1
NCT05543681Clinical Trial on Agitation in Alzheimer's DementiaAlzheimer Disease
ACTIVE NOT_RECRUITING164 Analytics
PHASE2ACTIVE NOT_RECRUITING
Clinical Trial on Agitation in Alzheimer's Dementia
Alzheimer DiseaseUnlock trial analytics

Study Endpoints

Primary Endpoints

Agitation
Baseline to week six

Change in mean Cohen Mansfield Agitation Inventory (CMAI) score

Incidence of treatment-emergent adverse events in IGC-AD1 as compared to placebo [Safety and Tolerability]
3 weeks

Evaluate safety and tolerability of IGC AD1 10 participants will be administered the investigational drug and two will be administered placebo. Incidence of treatment emergent adverse events will be assessed to determine safety and tolerability of IGC-AD1.

Secondary Endpoints

Acute Agitation
Baseline to week two
Measurement of efficacy using Neuropsychiatric Inventory (NPI) scale
3 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Active Comparator: IGC-AD1ActiveACTIVE_COMPARATORIGC-AD1-Active, oral solution with two APIs (THC and melatonin).
Placebo Comparator: IGC-AD1 PlaceboPLACEBO_COMPARATORIGC-AD1-Placebo, oral solution similar to Active in color, taste, and texture, with excipients but without APIs.
ActiveACTIVE_COMPARATORIGC AD1
PlaceboPLACEBO_COMPARATORIGC AD1 Placebo

Interventions

NameTypeDescription
IGC-AD1-ActiveDRUGA non-sterile solution for oral administration.
IGC-AD1-PlaceboDRUGA non-sterile solution for oral administration similar in color and texture to the Active.
IGC AD1DRUGIGC AD1 oral Solution
PlaceboDRUGPlacebo of IGC AD1 oral Solution
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Eligibility Criteria

Age Range60 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites28

To be eligible to participate in this study, the participant must meet all the following criteria: Inclusion Criteria 1. Participant and/or Caregiver must provide a signed and dated ICF prior to any study procedures. 2. Must have a Caregiver who is able and willing to comply with all required stud...

Countries:United StatesCanadaPuerto Rico
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Recent Changes (Last 90 Days)

MEDIUMSep 30, 2026NCT05543681Status: RECRUITING → ACTIVE_NOT_RECRUITING
MEDIUMSep 30, 2026NCT05543681Status: RECRUITING → ACTIVE_NOT_RECRUITING

Frequently asked questions about IGC-AD1

What is IGC-AD1?

IGC-AD1 is an investigational small molecule being developed by IGC Pharma, Inc. for Alzheimer disease and dementia of the Alzheimer type. It is in Phase 2 clinical development and is being studied primarily for agitation in Alzheimer's dementia. It has not been approved by the FDA.

What is IGC-AD1 used for in Alzheimer disease?

IGC-AD1 is being studied for agitation in Alzheimer's dementia, including psychomotor agitation, aggression, and caregiver burden, as well as for dementia due to Alzheimer's disease. It is investigational and has not been approved for any indication.

Who makes IGC-AD1?

IGC-AD1 is developed by IGC Pharma, Inc., which trades under the ticker IGC. The company is the sponsor of the clinical program evaluating the drug in Alzheimer disease and related dementia.

What phase is IGC-AD1 in?

IGC-AD1 is in Phase 2 clinical development. A Phase 2 trial in agitation in Alzheimer's dementia is active but not recruiting, and a Phase 1 study in dementia due to Alzheimer's disease has been completed. The drug remains investigational.

What clinical trials is IGC-AD1 in?

IGC-AD1 has been evaluated in two registered trials. NCT05543681 is a Phase 2 trial in agitation in Alzheimer's dementia with 164 participants across the United States, Canada, and Puerto Rico. NCT04749563 was a completed Phase 1 study in dementia due to Alzheimer's disease with 12 participants in Puerto Rico.

Is IGC-AD1 the same as IGC-AD1-Active or IGC AD1?

Yes. IGC-AD1 is also referred to as IGC-AD1-Active and IGC AD1. These names refer to the same investigational small molecule developed by IGC Pharma, Inc. for Alzheimer disease and dementia of the Alzheimer type.