A Randomized, Double-blind, Placebo-controlled, Single Ascending Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Oral Doses of E2609 in Healthy Subjects and an Elderly Cohort
Overview
- Phase
- Phase 1
- Intervention
- Placebo
- Conditions
- Alzheimer's Disease
- Sponsor
- Eisai Inc.
- Enrollment
- 73
- Locations
- 1
- Primary Endpoint
- Safety and tolerability as evidenced by the number of subjects with adverse events
- Status
- Completed
- Last Updated
- 12 years ago
Overview
Brief Summary
The purpose of this study is to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of E2609 when administered as single doses to healthy adult volunteers and healthy elderly subjects. The study will consist of 2 parts:(1) a single dose in healthy adult volunteers, at doses up to 800 mg or the maximum dose that can be tolerated, (2) a single dose of 50 mg in healthy elderly volunteers.
Detailed Description
The study will consist of 2 parts: (1) a single dose in healthy adult volunteers, at doses up to 100 mg or the maximum dose that can be tolerated, (2) a single dose of 25 mg or lower in healthy elderly volunteers.
Investigators
Eligibility Criteria
Inclusion Criteria
- Not provided
Exclusion Criteria
- Not provided
Arms & Interventions
Placebo Comparator: 2
Intervention: Placebo
Outcomes
Primary Outcomes
Safety and tolerability as evidenced by the number of subjects with adverse events
Time Frame: 38 days
Secondary Outcomes
- To assess the pharmacokinetics (PK) of E2609 in plasma and urine following administration of single oral doses(4 days)