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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/ct2/show/NCT00594568




Registration number
NCT00594568
Ethics application status
Date submitted
11/01/2008
Date registered
15/01/2008
Date last updated
17/03/2015

Titles & IDs
Public title
Effect of LY450139 on the Long Term Progression of Alzheimer's Disease
Scientific title
Effect of ?-Secretase Inhibition on the Progression of Alzheimer's Disease: LY450139 Versus Placebo
Secondary ID [1] 0 0
H6L-MC-LFAN
Secondary ID [2] 0 0
7666
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Alzheimer's Disease 0 0
Condition category
Condition code
Neurological 0 0 0 0
Alzheimer's disease
Neurological 0 0 0 0
Dementias

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - LY450139
Treatment: Drugs - Placebo

Placebo Comparator: Placebo - Participants received placebo orally once daily for the first 76 weeks. At the end of 76 weeks, placebo arm participants received LY450139 titrated up to 140 milligrams (mg) orally once daily until Week 88.

Experimental: 100 mg LY450139 - Participants received 60 mg LY450139 orally once daily for 2 weeks, followed by 100 mg LY450139 orally once daily until Week 88.

Experimental: 140 mg LY450139 - Participants received 60 mg LY450139 orally once daily for 2 weeks, followed by 100 mg LY450139 orally once daily for 2 weeks, then 140 mg LY450139 orally once daily until Week 88.


Treatment: Drugs: LY450139
Administered orally once daily

Treatment: Drugs: Placebo
Administered orally once daily

Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog11) Score at 76 Weeks
Timepoint [1] 0 0
Baseline (randomization), 76 weeks
Primary outcome [2] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog11) Score at 16 Weeks After Cessation of Study Drug
Timepoint [2] 0 0
Baseline (randomization), 16 weeks following treatment cessation
Primary outcome [3] 0 0
Change From Baseline in Alzheimer's Disease Cooperative Study Activities of Daily Living (ADCS-ADL) Inventory Score at 76 Weeks
Timepoint [3] 0 0
Baseline (randomization), 76 weeks
Primary outcome [4] 0 0
Change From Baseline in Alzheimer's Disease Cooperative Study Activities of Daily Living (ADCS-ADL) Inventory Score at 16 Weeks After Cessation of Study Drug
Timepoint [4] 0 0
Baseline (randomization), 16 weeks following treatment cessation
Secondary outcome [1] 0 0
Percent Change From Baseline in Amyloid Beta (Aß) 1-42 Plasma Concentration at 52 Weeks
Timepoint [1] 0 0
Baseline (randomization), 52 weeks
Secondary outcome [2] 0 0
Change From Baseline in Positron Emission Tomography (PET) Using Fluorine-18 Fluorodeoxyglucose (18F-FDG) at 76 Weeks
Timepoint [2] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [3] 0 0
Change From Baseline in Hippocampal Volume Using Volumetric Magnetic Resonance Imaging (vMRI) up to 76 Weeks
Timepoint [3] 0 0
Baseline (randomization), up to 76 weeks
Secondary outcome [4] 0 0
Change From Baseline in Amyloid Imaging Positron Emission Tomography (AV-45 PET) up to 76 Weeks
Timepoint [4] 0 0
Baseline (randomization), up to 76 weeks
Secondary outcome [5] 0 0
Change From Baseline in Tau Concentration in Spinal Fluid up to 76 Weeks
Timepoint [5] 0 0
Baseline (randomization), up to 76 weeks
Secondary outcome [6] 0 0
LY450139 Population Pharmacokinetics: Clearance of LY450139
Timepoint [6] 0 0
6 weeks, 12 weeks, and 52 weeks
Secondary outcome [7] 0 0
LY450139 Population Pharmacokinetics: Volume of Distribution of LY450139
Timepoint [7] 0 0
6 weeks, 12 weeks, and 52 weeks
Secondary outcome [8] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog12) Score at 76 Weeks
Timepoint [8] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [9] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog14) Score at 76 Weeks
Timepoint [9] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [10] 0 0
Change From Baseline in Mini Mental State Examination (MMSE) Score at 76 Weeks
Timepoint [10] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [11] 0 0
Change From Baseline in Clinical Dementia Rating-Sum of Boxes (CDR-SB) Score at 76 Weeks
Timepoint [11] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [12] 0 0
Change From Baseline in Neuropsychiatric Inventory (NPI) Score at 76 Weeks
Timepoint [12] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [13] 0 0
Change From Baseline in EuroQol 5-Dimensional Health-Related Quality of Life Scale Proxy Version (EQ-5D Proxy) Visual Analog Scale (VAS) Score at 76 Weeks
Timepoint [13] 0 0
Baseline (randomization), 76 weeks
Secondary outcome [14] 0 0
Change From Baseline in Resource Utilization in Dementia-Lite (RUD-Lite) Score (Number of Hospitalizations) up to 76 Weeks
Timepoint [14] 0 0
Baseline (randomization), up to 76 weeks
Secondary outcome [15] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog12) Score at 16 Weeks After Cessation of Study Drug
Timepoint [15] 0 0
Baseline (randomization), 16 weeks following treatment cessation
Secondary outcome [16] 0 0
Change From Baseline in Alzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-Cog14) Score at 16 Weeks After Cessation of Study Drug
Timepoint [16] 0 0
Baseline (randomization), 16 weeks following treatment cessation
Secondary outcome [17] 0 0
Change From Baseline in Clinical Dementia Rating-Sum of Boxes (CDR-SB) Score at 4 Weeks After Cessation of Study Drug
Timepoint [17] 0 0
Baseline (randomization), 4 weeks following treatment cessation
Secondary outcome [18] 0 0
Change From Baseline in Neuropsychiatric Inventory (NPI) Score at 4 Weeks After Cessation of Study Drug
Timepoint [18] 0 0
Baseline (randomization), 4 weeks following treatment cessation
Secondary outcome [19] 0 0
Change From Baseline in Mini Mental State Examination (MMSE) Score at 4 Weeks After Cessation of Study Drug
Timepoint [19] 0 0
Baseline (randomization), 4 weeks following treatment cessation
Secondary outcome [20] 0 0
Change From Baseline in EuroQol 5-Dimensional Health-Related Quality of Life Scale Proxy Version (EQ-5D Proxy) Visual Analog Scale (VAS) Score at 4 Weeks After Cessation of Study Drug
Timepoint [20] 0 0
Baseline (randomization), 4 weeks following treatment cessation
Secondary outcome [21] 0 0
Change From Baseline in Resource Utilization in Dementia-Lite (RUD-Lite) Score (Number of Hospitalizations) at 4 Weeks After Cessation of Study Drug
Timepoint [21] 0 0
Baseline (randomization), 4 weeks following treatment cessation
Secondary outcome [22] 0 0
Change From Baseline in Amyloid Beta (Aß) 1-42 Concentration in Spinal Fluid up to 76 Weeks
Timepoint [22] 0 0
Baseline (randomization), up to 76 weeks
Secondary outcome [23] 0 0
Change From Baseline in Phosphorylated-Tau (P-Tau) Concentration in Spinal Fluid
Timepoint [23] 0 0
Baseline (randomization), up to 76 weeks

Eligibility
Key inclusion criteria
- Meets criteria for mild to moderate Alzheimer's disease (AD) with Mini-Mental State
Examination (MMSE) score of 16-26 at Visit 1

- Modified Hachinski Ischemia Scale score of less than or equal to 4

- Geriatric Depression Scale score of less than or equal to 6

- A magnetic resonance imaging (MRI) or computerized tomography (CT) scan in the last 2
years with no findings inconsistent with a diagnosis of AD

- If female, must be without menstruation for at least 12 consecutive months or have had
both ovaries removed
Minimum age
55 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
- Is not capable of swallowing whole oral medication

- Has serious or unstable illnesses

- Does not have a reliable caregiver

- Chronic alcohol or drug abuse within the past 5 years

- Has ever had active vaccination for AD

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Completed
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
NSW,SA,VIC,WA
Recruitment hospital [1] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Hornsby
Recruitment hospital [2] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Kogarah
Recruitment hospital [3] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Randwick, Sydney
Recruitment hospital [4] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Adelaide
Recruitment hospital [5] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Geelong
Recruitment hospital [6] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Heidelberg West
Recruitment hospital [7] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Kew
Recruitment hospital [8] 0 0
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician. - Nedlands
Recruitment postcode(s) [1] 0 0
2077 - Hornsby
Recruitment postcode(s) [2] 0 0
2217 - Kogarah
Recruitment postcode(s) [3] 0 0
2013 - Randwick, Sydney
Recruitment postcode(s) [4] 0 0
5000 - Adelaide
Recruitment postcode(s) [5] 0 0
3220 - Geelong
Recruitment postcode(s) [6] 0 0
3081 - Heidelberg West
Recruitment postcode(s) [7] 0 0
3101 - Kew
Recruitment postcode(s) [8] 0 0
6009 - Nedlands
Recruitment outside Australia
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Stoke-On-Trent

Funding & Sponsors
Primary sponsor type
Commercial sector/Industry
Name
Eli Lilly and Company
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Alzheimer's disease (AD) is a fatal degenerative disease of the brain for which there is no
cure. AD causes brain cells to die. AD is thought to be caused by an excess of beta-amyloid
(ß-amyloid), a sticky protein in the brain that forms amyloid plaques. At autopsy, AD
patients are required to have these amyloid plaques in the brain in order to have a
definitive diagnosis of AD. Inhibiting the enzyme gamma-secretase (?-secretase) lowers the
production of ß-amyloid. Semagacestat (LY450139) is a functional ?-secretase inhibitor and
was shown to lower ß-amyloid in blood and spinal fluid in humans tested thus far and in
blood, spinal fluid, and brain in animals tested thus far. This study used several different
tests to measure the effect of semagacestat on both ß-amyloid and amyloid plaques for some
participants. The build-up of amyloid plaques was measured by a brain scan that takes a
picture of amyloid plaques in the brain. Other tests measured the overall function of the
brain and brain size in some participants. In this trial, participants who initially received
placebo (inactive sugar pill) were, at a certain point in the study, switched over to active
drug, semagacestat. In other words, all participants could eventually receive active drug.
Participation could last approximately 2 years. Participants taking approved AD medications
were permitted to participate in this study and continue taking these medications during the
study. All participants who completed this study had the option to continue receiving
semagacestat by participating in an open-label study.

Preliminary results from this study (H6L-MC-LFAN [LFAN]) and another similar study
(H6L-MC-LFBC [LFBC; NCT00762411]) showed semagacestat did not slow disease progression and
was associated with worsening of clinical measures of cognition and the ability to perform
activities of daily living. Study drug was stopped in all studies. Studies LFAN, LFBC, and
open-label H6L-MC-LFBF (LFBF; NCT01035138) were amended to continue collecting safety data,
including cognitive scores, for at least 7 months. The Clinical Trial Registry (CTR) will
reflect results of analyses from the original LFAN protocol in addition to those from the
amended LFAN protocol.
Trial website
https://clinicaltrials.gov/ct2/show/NCT00594568
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours EST)
Address 0 0
Eli Lilly and Company
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries



Summary Results

For IPD and results data, please see https://clinicaltrials.gov/ct2/show/NCT00594568