Drugs / semagacestat
last change Mar 2016 re-read 3 minutes ago

semagacestat

also known as LY450139

Small molecule

Developed for
Alzheimer disease
Investigated by
Eli Lilly and Company

Trials 5

2006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 11 trial
Phase 1 NCT00765115 Jul 2006 → Sep 2007 Alzheimer disease Eli Lilly and Company Completed No outcome recorded
Phase 21 trial
Phase 2 NCT00244322 Oct 2005 → Dec 2006 Alzheimer disease Eli Lilly and Company Completed No outcome recorded
Phase 33 trials · 2 missed
Phase 3 NCT01035138 Dec 2009 → Apr 2011 Alzheimer disease Eli Lilly and Company Completed No outcome recorded
Phase 3 NCT00762411 Sep 2008 → Apr 2011 Alzheimer disease Eli Lilly and Company Completed Missed primary
Phase 3 NCT00594568 Mar 2008 → May 2011 Alzheimer disease Eli Lilly and Company Completed Missed primary

News releases announcing trial results or a regulatory action · 3

DateIssuerRelease
2014-07-15 Eli Lilly and Company Results New Data Shows Cognitive Impairment Precedes and Predicts Subsequent Functional Impairment in Patients with Mild Alzheimer's Disease lilly.com ↗
Analysis findings demonstrate that cognitive deficits predict subsequent functional deficits and suggest that cognitive decline experienced by patients is followed by an observable related decline in function, consistent with previously proposed hypotheses.
2011-07-19 Eli Lilly and Company Results Lilly Presents Follow-Up Data on Semagacestat to Assist Future Alzheimer's Disease Research lilly.com ↗
Data were presented today from the first of two Phase III trials of semagacestat, including data from a 32 week follow-up period after dosing was halted in August 2010.
2010-08-17 Eli Lilly and Company Results Lilly Halts Development of Semagacestat for Alzheimer's Disease Based on Preliminary Results of Phase III Clinical Trials lilly.com ↗
However, by these same measures, patients treated with semagacestat worsened to a statistically significantly greater degree than those treated with placebo.

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 8 sources stand behind the page.

FieldValueCited text
Known as semagacestat “INTRODUCTION: LY450139 (semagacestat) inhibits gamma-secretase, a key enzyme for generation of amyloid beta (Abeta), the peptide deposited in plaques in Alzheimer disease (AD).” PMID 20350302 ↗ Mar 2010
2

“Fifteen human healthy volunteers, divided into three groups, received a single dose of placebo or either 140 mg or 280 mg of the γ-secretase inhibitor semagacestat (LY450139).” PMID 26948580 ↗ Mar 2016

NCT01035138 ↗

Known as LY450139 ClinicalTrials.gov intervention name — accepted as the source's own label NCT00762411 ↗
3

NCT00765115 ↗

NCT00594568 ↗

NCT00244322 ↗

Action Inhibit “inhibits gamma-secretase” PMID 20350302 ↗ Mar 2010
Modality Small molecule — CHEMBL520733 ↗
Route Oral “Administered orally once daily.” NCT00762411 ↗