Rosiglitazone and Pioglitazone for the Treatment of Alzheimer's Disease

2011 ◽  
Vol 45 (11) ◽  
pp. 1416-1424 ◽  
Author(s):  
Benjamin W Miller ◽  
Kristine C Willett ◽  
Alicia R Desilets

Objective: To review the literature on the efficacy and safety of rosiglitazone and pioglitazone for the treatment of Alzheimer's disease (AD). Data Sources: Literature was accessed through MEDLINE (1948-August 2011 week 2) and EMBASE (1980-2011 week 32) using the search terms rosiglitazone, pioglitazone, and Alzheimer's disease. Results were limited to studies conducted in humans and published in English. Study Selection And Data Ektraction: Clinical trials evaluating the efficacy and safety of rosiglitazone or pioglitazone in patients with AD were critically evaluated. Data Synthesis: The mechanism for development of AD has been linked to both inflammation and decreased insulin sensitivity. Because of this, rosiglitazone and pioglitazone have been evaluated as potential treatments for AD because of their insulin-sensitizing and antiinflammatory effects. Five clinical trials were evaluated (3 assessing rosiglitazone, 2 assessing pioglitazone); 1 trial evaluating rosiglitazone demonstrated a beneficial effect on cognition in patients with probable AD. However, the largest randomized, double-blind, placebo-controlled trials conducted to date failed to demonstrate a difference between rosiglitazone and placebo when assessing primary endpoints. Two small trials evaluating pioglitazone produced conflicting results regarding efficacy in AD; numerous limitations make results difficult to interpret. The safety of these agents was also evaluated in these trials; edema was seen more commonly in patients receiving rosiglitazone or pioglitazone than in those receiving placebo; however, each drug was generally well tolerated. Conclusions: Resufts from clinical trials and current safety data suggest that rosiglitazone should not be used for the treatment of AD. Application of results from trials evaluating pioglitazone in the treatment of AD is limited because of major trial limitations; therefore, it should not be recommended at this time. Although these drugs are not commonly used in the treatment of AD, further pharmacoepidemiologic studies are warranted before their use can be recommended.

Author(s):  
B. Vellas ◽  
P. Aisen ◽  
M. Weiner ◽  
J. Touchon

We are happy to publish the CTAD 2018 abstracts in the present JPAD issue. As you can see many new interesting studies are presented in this issue of the journal: from new drug trials to biomarkers, imaging studies, as well as new clinical outcomes. More specifically, we will have several hot topics presentation on: 1. Major drug trials using bace inhibitors (verubecestat, lanabecestat, atabecestat, elenbecestat…) in the early phase of the disease (APECS early trials…). Both clinical, biomarkers (MRI, CSF, PET) and safety data will be presented. 2. New data on blood biomarkers including a keynote from R. Bateman, and presentations from Araclon and Roche biomarkers. 3. Results from phase III and IIB trials including a novel and multi-targeted oligosaccharide in patients with mild-moderate AD in China; the AMBAR (Alzheimer’s Management By Albumin Replacement) study, the TOMMORROW trial: a trial to delay the onset of MCI due to AD and qualify a genetic biomarker algorithm, the 18-month STEADFAST trial of azeliragon in participants with mild Alzheimer’s Disease; a longitudinal 148-week extension 4. Results 18 from F-AV-1451-A16: a clinicopathological study of the correspondence between flortaucipir PET imaging and post-mortem assessment of tau pathology. 5. Latest developments in anti-amyloid monoclonal antibodies including aducanumab nonnegligible, and new results and data analyses of the BAN2401 study 201 in early AD. 6. New developments with safety and efficacy of lemborexant for sleep-wake regulation in patients with irregular sleep-wake rhythm disorders and Alzheimer’s Disease dementia. 7. Advances with the ABBV-8E12, a humanized anti-tau monoclonal antibody, for the treatment of early Alzheimer’s Disease. 8. Endpoints for early Alzheimer’s Disease clinical trials: interpretation and application of the draft FDA guidance. And many others… It is important to underline that a not negligible number of abstracts concern non amyloid targets (eg: Tau-related targets but also targets outside the classical AD cascade).


2016 ◽  
Vol 6 (10) ◽  
pp. 627
Author(s):  
Carol Dillon ◽  
Patricio Pérez Leguizamon ◽  
Silvina Heisecke ◽  
Diego M. Castro ◽  
Jorge Lopez Camelo ◽  
...  

Background: The use of biomarkers in basic and clinical research as well as in clinical practice has become so common that their presence as primary endpoints in clinical trials is now accepted. A biomarker refers to a broad subcategory of medical signs. The aims of this article are to consider the of use biomarkers in Mild stages of Alzheimer’s disease (AD) in research and clinical settings, in addition to defining their utility in clinical practice relating this with nutritional and lifestyle factors as possible treatment. Methods: We searched MEDLINE, PubMed, and AgeLine databases using different keywords.Conclusions: A summary of the utility of biomarkers in AD and nutritional and lifestyle factors used as treatment in mild stages are described.Key words: Biomarkers, Alzheimer’s disease, Dementia, Utility, Clinical practice, Nutritional


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