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  1. Talbot B, Cass A, Walker R, Hooi L, Jardine M, Jun M, et al.
    Nephrology (Carlton), 2023 Jan;28(1):36-43.
    PMID: 36309984 DOI: 10.1111/nep.14127
    AIM: This study examined whether survival and causes of death differed between participants enrolled from Australia (AUS), Malaysia (MYL), and New Zealand (NZ) in extended follow-up of the Study of Heart and Renal Protection (SHARP), a randomized controlled trial (RCT) of participants with moderate to severe chronic kidney disease comparing placebo to combination therapy with Simvastatin and Ezetimibe.

    METHODS: All participants alive at final SHARP study visit in participating centres were eligible for inclusion. Consenting participants were re-enrolled following final SHARP Study visit and followed for 5 years. Data collection included: significant medical events, hospital admissions and requirement for kidney replacement therapy. Data linkage was performed to national kidney and mortality registries. The primary outcome was all-cause mortality compared across the three countries.

    RESULTS: The SHARP trial randomized 2029 participants from AUS (1043/2029, 51%), MYL (701/2029, 35%), and NZ (285/2029, 14%), with 1136 participants alive and eligible for extended follow-up at the end of SHARP. In multivariable analysis, risk of death was increased for participants in MYL (HR 1.37, 95% CI 1.17-1.61, p 

    Matched MeSH terms: Ezetimibe/therapeutic use
  2. Saleem MA, Yasir Siddique M, Nazar MF, Khan SU, Ahmad A, Khan R, et al.
    Langmuir, 2020 07 14;36(27):7908-7915.
    PMID: 32551692 DOI: 10.1021/acs.langmuir.0c01016
    Nanostructures play an important role in targeting sparingly water-soluble drugs to specific sites. Because of the structural flexibility and stability, the use of template microemulsions (μEs) can produce functional nanopharmaceuticals of different sizes, shapes, and chemical properties. In this article, we report a new volatile oil-in-water (o/w) μE formulation comprising ethyl acetate/ethanol/brij-35/water to obtain the highly water-dispersible nanoparticles of an antihyperlipidemic agent, ezetimibe (EZM-NPs), to enhance its dissolution profile. A pseudoternary phase diagram was delineated in a specified brij-35/ethanol ratio (1:1) to describe the transparent, optically isotropic domain of the as-formulated μE. The water-dilutable μE formulation, comprising an optimum composition of ethyl acetate (18.0%), ethanol (25.0%), brij-35 (25.0%), and water (32.0%), showed a good dissolvability of EZM around 4.8 wt % at pH 5.2. Electron micrographs showed a fine monomodal collection of EZM-loaded μE droplets (∼45 nm) that did not coalesce even after lyophilization, forming small spherical EZM-NPs (∼60 nm). However, the maturity of nanodrug droplets observed through dynamic light scattering suggests the affinity of EZM to the nonpolar microenvironment, which was further supported through peak-to-peak correlation of infrared analysis and fluorescence measurements. Moreover, the release profile of the as-obtained EZM-nanopowder increased significantly >98% in 30 min, which indicates that a reduced drug concentration will be needed for capsules or tablets in the future and can be simply incorporated into the multidosage formulation of EZM.
    Matched MeSH terms: Ezetimibe
  3. Alhabib KF, Al-Rasadi K, Almigbal TH, Batais MA, Al-Zakwani I, Al-Allaf FA, et al.
    PLoS One, 2021;16(6):e0251560.
    PMID: 34086694 DOI: 10.1371/journal.pone.0251560
    BACKGROUND AND AIMS: Familial hypercholesterolemia (FH) is a common autosomal dominant disorder that can result in premature atherosclerotic cardiovascular disease (ASCVD). Limited data are available worldwide about the prevalence and management of FH. Here, we aimed to estimate the prevalence and management of patients with FH in five Arabian Gulf countries (Saudi Arabia, Oman, United Arab Emirates, Kuwait, and Bahrain).

    METHODS: The multicentre, multinational Gulf FH registry included adults (≥18 years old) recruited from outpatient clinics in 14 tertiary-care centres across five Arabian Gulf countries over the last five years. The Gulf FH registry had four phases: 1- screening, 2- classification based on the Dutch Lipid Clinic Network, 3- genetic testing, and 4- follow-up.

    RESULTS: Among 34,366 screened patient records, 3713 patients had suspected FH (mean age: 49±15 years; 52% women) and 306 patients had definite or probable FH. Thus, the estimated FH prevalence was 0.9% (1:112). Treatments included high-intensity statin therapy (34%), ezetimibe (10%), and proprotein convertase subtilisin/kexin type 9 inhibitors (0.4%). Targets for low-density lipoprotein cholesterol (LDL-C) and non-high-density lipoprotein cholesterol were achieved by 12% and 30%, respectively, of patients at high ASCVD risk, and by 3% and 6%, respectively, of patients at very high ASCVD risk (p <0.001; for both comparisons).

    CONCLUSIONS: This snap-shot study was the first to show the high estimated prevalence of FH in the Arabian Gulf region (about 3-fold the estimated prevalence worldwide), and is a "call-to-action" for further confirmation in future population studies. The small proportions of patients that achieved target LDL-C values implied that health care policies need to implement nation-wide screening, raise FH awareness, and improve management strategies for FH.

    Matched MeSH terms: Ezetimibe/therapeutic use
  4. Chaiyasothi T, Nathisuwan S, Dilokthornsakul P, Vathesatogkit P, Thakkinstian A, Reid C, et al.
    Front Pharmacol, 2019;10:547.
    PMID: 31191304 DOI: 10.3389/fphar.2019.00547
    Background: Currently, there is a lack of information on the comparative efficacy and safety of non-statin lipid-lowering agents (NST) in cardiovascular (CV) disease risk reduction when added to background statin therapy (ST). This study determine the relative treatment effects of NST on fatal and non-fatal CV events among statin-treated patients. Methods: A network meta-analysis based on a systematic review of randomized controlled trials (RCTs) comparing non-statin lipid-modifying agents among statin-treated patients was performed. PubMed, EMBASE, CENTRAL, and Clinicaltrial.gov were searched up to April 10, 2018. The primary outcomes were CV and all-cause mortalities. Secondary CV outcomes were coronary heart disease (CHD) death, non-fatal myocardial infarction (MI), any stroke, and coronary revascularization. Risks of discontinuations were secondary safety outcomes. Results: Sixty-seven RCTs including 259,429 participants with eight interventions were analyzed. No intervention had significant effects on the primary outcomes (CV mortality and all-cause mortality). For secondary endpoints, proprotein convertase subtilisin/kexin type 9 inhibitor (PCSK) plus statin (PCSK/ST) significantly reduced the risk of non-fatal MI (RR 0.82, 95% CI 0.72-0.93, p = 0.003), stroke (RR 0.74, 95% CI 0.65-0.85, p < 0.001), coronary revascularization (RR 0.84, 95% CI 0.75-0.94, p = 0.003) compared to ST. Combinations of ST and all NST except PCSK and ezetimibe showed higher rate of discontinuation due to adverse events compared to ST. Conclusions: None of NST significantly reduced CV or all-cause death when added to ST. PCSKs and to a lesser extent, ezetimibe may help reduce cardiovascular events with acceptable tolerability profile among broad range of patients.
    Matched MeSH terms: Ezetimibe
  5. Kongpakwattana K, Ademi Z, Chaiyasothi T, Nathisuwan S, Zomer E, Liew D, et al.
    Pharmacoeconomics, 2019 Oct;37(10):1277-1286.
    PMID: 31243736 DOI: 10.1007/s40273-019-00820-6
    BACKGROUND: Using non-statin lipid-modifying agents in combination with statin therapy provides additional benefits for cardiovascular disease (CVD) risk reduction, but their value for money has only been evaluated in high-income countries (HICs). Furthermore, studies mainly derive effectiveness data from a single trial or older meta-analyses.

    OBJECTIVES: Our study used data from the most recent network meta-analysis (NMA) and local parameters to assess the cost effectiveness of non-statin agents in statin-treated patients with a history of CVD.

    METHODS: A published Markov model was adopted to investigate lifetime outcomes: (1) number of recurrent CVD events prevented, (2) quality-adjusted life-years (QALYs) gained, (3) costs and (4) incremental cost-effectiveness ratios (ICERs) of proprotein convertase subtilisin/kexin type 9 inhibitors (PCSK9i) and ezetimibe added to statin therapy. Event rates and effectiveness inputs were obtained from the NMA. Cost and utility data were gathered from published studies conducted in Thailand. A series of sensitivity analyses were performed.

    RESULTS: Patients receiving PCSK9i and ezetimibe experienced fewer recurrent CVD events (number needed to treat [NNT] 17 and 30) and more QALYs (0.168 and 0.096 QALYs gained per person). However, under the societal perspective and at current acquisition costs in 2018, ICERs of both agents were $US1,223,995 and 27,361 per QALY gained, respectively. Based on threshold analyses, the costs need to be reduced by 97 and 85%, respectively, for PCSK9i and ezetimibe to be cost-effective.

    CONCLUSIONS: Despite the proven effectiveness of PCSK9i and ezetimibe, the costs of these agents need to reduce to a much greater extent than in HICs to be cost-effective in Thailand.

    Matched MeSH terms: Ezetimibe
  6. Noor Alicezah Mohd Kasim, Chua Yung An, Hapizah Nawawi
    MyJurnal
    Familial hypercholesterolaemia (FH), the commonest and serious but potentially treatable
    form of inherited dyslipidaemias, is characterised by severely elevated plasma low-density
    lipoprotein-cholesterol (LDL-C) level, which subsequently leads to premature coronary artery
    disease (pCAD). Effectiveness of FH early detection and treatment is supported by the
    outcome of several international cohort studies. Optimal FH management relies on
    prescription of statins either alone or together with other lipid-lowering therapies (LLT).
    Intensive lifestyle intervention is required in parallel with LLT, which should be commenced at
    diagnosis in adults and childhood. Treatment with high intensity statin should be started as
    soon as possible. Combination with ezetimibe and/or bile acid sequestrants is indicated if
    target LDL-C is not achieved. For FH patients in the very-high risk category, if their LDL-C
    targets are not achieved, despite being on maximally tolerated statin dose and ezetimibe,
    proprotein convertase subtilisin/kexin type1 inhibitor (PCSK9i) is recommended. In statin
    intolerance, ezetimibe alone, or in combination with PCSK9i may be considered. Clinical
    evaluation of response to treatment and safety are recommended to be done about 4-6 weeks
    following initiation of treatment. Homozygous FH (HoFH) patients should be treated with
    maximally tolerated intensive LLT and, when available, with lipoprotein apheresis. This review
    highlights the overall management, and optimal treatment combinations in FH in adults and
    children, newer LLT including PCSK9i, microsomal transfer protein inhibitor, allele-specific
    oligonucleotide to ApoB100 and PCSK9 mRNA. Family cascade screening and/or screening
    of high-risk individuals, is the most cost-effective way of identifying FH cases and initiating
    early and adequate LLT.
    Matched MeSH terms: Ezetimibe
  7. Leporowski A, Godman B, Kurdi A, MacBride-Stewart S, Ryan M, Hurding S, et al.
    Expert Rev Pharmacoecon Outcomes Res, 2018 Dec;18(6):655-666.
    PMID: 30014725 DOI: 10.1080/14737167.2018.1501558
    BACKGROUND: Prescribing of lipid-lowering agents (LLAs) has increased worldwide including in Scotland with increasing prevalence of coronary heart disease, and higher dose statins have been advocated in recent years. There have also been initiatives to encourage prescribing of generic versus patented statins to save costs without compromising care. There is a need to document these initiatives and outcomes to provide future direction.

    METHOD: Assessment of utilization (items dispensed) and expenditure of key LLAs (mainly statins) between 2001 and 2015 in Scotland alongside initiatives.

    RESULTS: Multiple interventions over the years have increased international nonproprietary name prescribing (99% for statins) and preferential prescribing of generic versus patented statins, and reduced inappropriate prescribing of ezetimibe. This resulted in a 50% reduction in expenditure of LLAs between 2001 and 2015 despite a 412% increase in utilization, increased prescribing of higher dose statins (71% in 2015) especially atorvastatin following generic availability, and reduced prescribing of ezetimibe (reduced by 72% between 2010 and 2015). As a result, the quality of prescribing has improved.

    CONCLUSION: Generic availability coupled with multiple measures has resulted in appreciable shifts in statin prescribing behavior and reduced ezetimibe prescribing, resulting in improvements in both the quality and efficiency of prescribing.

    Matched MeSH terms: Ezetimibe/administration & dosage
  8. Sukkar L, Talbot B, Jun M, Dempsey E, Walker R, Hooi L, et al.
    Can J Kidney Health Dis, 2019;6:2054358119879896.
    PMID: 31662874 DOI: 10.1177/2054358119879896
    Background: There are limited studies on the effects of statins on outcomes in the moderate chronic kidney disease (CKD) population and their trajectory to end-stage kidney disease.

    Objective: To examine the long-term effects of lipid-lowering therapy on all-cause mortality, cardiovascular morbidity, CKD progression, and socioeconomic well-being in Australian, New Zealand, and Malaysian SHARP (Study of Heart and Renal Protection) trial participants-a randomized controlled trial of a combination of simvastatin and ezetimibe, compared with placebo, for the reduction of cardiovascular events in moderate to severe CKD.

    Design: Protocol for an extended prospective observational follow-up.

    Setting: Australian, New Zealand, and Malaysian participating centers in patients with advanced CKD.

    Patients: All SHARP trial participants alive at the final study visit.

    Measurements: Primary outcomes were measured by participant self-report and verified by hospital administrative data. In addition, secondary outcomes were measured using a validated study questionnaire of health-related quality of life, a 56-item economic survey.

    Methods: Participants were followed up with alternating face-to-face visits and telephone calls on a 6-monthly basis until 5 years following their final SHARP Study visit. In addition, there were 6-monthly follow-up telephone calls in between these visits. Data linkage to health registries in Australia, New Zealand, and Malaysia was also performed.

    Results: The SHARP-Extended Review (SHARP-ER) cohort comprised 1136 SHARP participants with a median of 4.6 years of follow-up. Compared with all SHARP participants who originally participated in the Australian, New Zealand, and Malaysian regions, the SHARP-ER participants were younger (57.2 [48.3-66.4] vs 60.5 [50.3-70.7] years) with a lower proportion of men (61.5% vs 62.8%). There were a lower proportion of participants with hypertension (83.7% vs 85.0%) and diabetes (20.0% vs 23.5%).

    Limitations: As a long-term follow-up study, the surviving cohort of SHARP-ER is a selected group of the original study participants, which may limit the generalizability of the findings.

    Conclusion: The SHARP-ER study will contribute important evidence on the long-term outcomes of cholesterol-lowering therapy in patients with advanced CKD with a total of 10 years of follow-up. Novel analyses of the socioeconomic impact of CKD over time will guide resource allocation.

    Trial Registration: The SHARP trial was registered at ClinicalTrials.gov NCT00125593 and ISRCTN 54137607.

    Matched MeSH terms: Ezetimibe
  9. Hing Ling PK, Civeira F, Dan AG, Hanson ME, Massaad R, De Tilleghem Cle B, et al.
    Lipids Health Dis, 2012;11:18.
    PMID: 22293030 DOI: 10.1186/1476-511X-11-18
    A considerable number of patients with severely elevated LDL-C do not achieve recommended treatment targets, despite treatment with statins. Adults at high cardiovascular risk with hypercholesterolemia and LDL-C ≥ 2.59 and ≤ 4.14 mmol/L (N = 250), pretreated with atorvastatin 20 mg were randomized to ezetimibe/simvastatin 10/40 mg or atorvastatin 40 mg for 6 weeks. The percent change in LDL-C and other lipids was assessed using a constrained longitudinal data analysis method with terms for treatment, time, time-by-treatment interaction, stratum, and time-by-stratum interaction. Percentage of subjects achieving LDL-C < 1.81 mmol/L, < 2.00 mmol/L, or < 2.59 mmol/L was assessed using a logistic regression model with terms for treatment and stratum. Tolerability was assessed.
    Matched MeSH terms: Ezetimibe
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