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Xanamem® in Adults with Major Depressive Disorder and Impaired Cognition (XanaCIDD)

Phase 2
Completed
Conditions
Major Depressive Disorder
MDD
Cognitive Impairment
Interventions
Drug: Xanamem™
Drug: Placebo
Registration Number
NCT05657691
Lead Sponsor
Actinogen Medical
Brief Summary

Xanamem is being developed as a potential treatment for symptomatic, early stages of Alzheimer's Disease (AD) and Major Depressive Disorder (MDD).

This XanaCIDD Phase II study in MDD is to investigate the safety and efficacy of Xanamem™ in treating patients with cognitive and depressive symptoms. Trial participants will be randomized to either receive 10mg of Xanamem™ once daily or a Placebo at a 1:1 ratio in a double-blinded fashion.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
167
Inclusion Criteria
  • Male or female aged 18 to 75, inclusive.
  • Positive MDD primary diagnosis confirmed by the Mini-International Neuropsychiatric Interview (MINI).
  • Persistent depressive symptoms as determined by a Hamilton Depression Rating Scale (HAM-D) ≥ 17 at Screening.
  • Cognitive abilities on a coding test > 0.5 standard deviations below expected.
  • Self-reported subjective cognitive dysfunction.
  • Currently or previously treated with a stable dose of a first- or second-line antidepressant that is approved for the treatment of depression (but not a tricyclic antidepressant, monoamine oxidase inhibitor, or vortioxetine). If on current treatment, dose must be stable for at least 6 weeks.
  • Smokers are eligible if they are able to comfortably abstain from nicotine for 2 hours prior to scheduled cognitive assessments.
  • Able to comfortably abstain from caffeine intake for 4 hours prior to scheduled cognitive assessments.
  • Must provide written informed consent to participate in the trial and be willing and able to comply with the requirements of the protocol and complete all trial visits.

Key

Exclusion Criteria
  • Active suicidal ideation within the previous 3 months
  • On a tricyclic antidepressant, monoamine oxidase inhibitor, esketamine, or vortioxetine.
  • A history of clinically diagnosed dementia of any type
  • Previous clinically significant systemic illness or infection, including test positive COVID-19, within the past 4 weeks prior to Screening
  • Has a BMI or body weight that will interfere with participation in the trial
  • Type I or Type II diabetes requiring insulin
  • Clinically significant ECG abnormalities
  • Participation in another clinical trial of a drug or device
  • Trial participants who in the opinion of the Investigator exhibit physical, cognitive, or language impairments of such severity as to adversely affect the validity of the data derived from the neuropsychological tests.
  • Positive testing for HIV, hepatitis B surface antigen, or hepatitis C antibodies at Screening.
  • Participants with a history of drug abuse or addiction in the past 2 years
  • Current use of cannabis/marijuana, or tetrahydrocannabinol-containing medications.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
10 mg Xanamem™Xanamem™10 mg Xanamem™ capsule, to be administered orally once every morning with or without food
PlaceboPlaceboPlacebo capsule, to be administered orally once every morning with or without food
Primary Outcome Measures
NameTimeMethod
Efficacy of Xanamem on attention, including working memory6 Weeks (Baseline to Week 6 (end of treatment (EOT)))

Change from Baseline to EOT in an Attention Composite of a Cognitive Test Battery (CTB) (Detection, Identification, and One Back tests)

Evaluation of the short-term safety and tolerability of Xanamem6 Weeks (Baseline to Week 6 (EOT))

Incidence and severity of treatment-emergent adverse events (TEAEs) Incidence of serious adverse events (SAEs) and SUSARs

Secondary Outcome Measures
NameTimeMethod
Determine the effects of Xanamem on depressive symptoms6 Weeks (Baseline to Week 6 (EOT))

Change from Baseline to EOT on the Montgomery-Åsberg Depression Rating Scale (MADRS).

The MADRS is a 10-item diagnostic questionnaire used to assess the severity of depressive episodes and is designed to be sensitive to treatment effects. Each item is scored from 0 to 6, and overall scores range from 0 to 60. Higher scores indicate greater severity.

Trial Locations

Locations (12)

Paratus Clinical Research Western Sydney

🇦🇺

Blacktown, New South Wales, Australia

Ramsay Clinic Albert Road

🇦🇺

Melbourne, Victoria, Australia

Clerkenwell Health

🇬🇧

London, United Kingdom

St Pancras Clinical Research

🇬🇧

London, United Kingdom

MAC Clinical Research - Manchester

🇬🇧

Manchester, United Kingdom

Glasgow Memory Clinic

🇬🇧

Motherwell, United Kingdom

MAC Clinical Research - South Yorkshire

🇬🇧

Tankersley, United Kingdom

Genesis Research Services

🇦🇺

Newcastle, New South Wales, Australia

Paratus Clinical Research Brisbane

🇦🇺

Brisbane, Queensland, Australia

USC Clinical Trials

🇦🇺

Sippy Downs, Queensland, Australia

NeuroCentrix

🇦🇺

Noble Park, Victoria, Australia

Monash Alfred Psychiatry Research Centre

🇦🇺

Melbourne, Victoria, Australia

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