atypical anti-psychotic

  • 文章类型: Journal Article
    胶质母细胞瘤(GBM)是一种致命的星形胶质细胞瘤,预后差,治疗耐药。重新使用潜在的FDA批准的药物,如抗精神病药,可以及时和具有成本效益的方式解决这些问题。流行病学研究表明,使用抗精神病药的精神分裂症患者的GBM发生率较低。因此,我们的目的是研究非典型抗精神病药物伊洛哌酮(ILO)单药和替莫唑胺(TMZ)联合治疗GBM的治疗潜力.该研究评估了国际劳工组织的生长抑制作用,TMZ,以及使用MTT测定在U-87MG和T-98G细胞系上的它们的组合(ILO+TMZ)。测定药物相互作用系数(CDI),并将具有协同作用的剂量用于后续实验,包括迁徙,入侵,和TUNEL检测。DRD2、β-catenin、Dvl2,Twist,和Slug通过RTq-PCR进行评估,而β-连环蛋白的表达也通过免疫细胞化学测定。ILO(p<0.05)和TMZ(p<0.01)在所有测试剂量下均显著抑制U-87MG细胞的生长。两种药物的60μM的组合显示与CDI<1的协同活性。在联合治疗的情况下,迁移和凋亡的抑制更为明显(p<0.001)。还发现在ILO和组合处理组中对侵入细胞的抑制是显著的(p<0.001)。ILO和联合治疗也显著下调DRD2的表达,而TMZ上调表达(p<0.001)。β-catenin的表达(p<0.001),Dvl2(p<0.001),Twist(p<0.001),和Slug(p<0.001)在所有治疗组中与载体对照相比也显著下调。数据表明,国际劳工组织具有很强的生长抑制活性,可能是由于其对DRD2和β-连环蛋白表达的影响,并且有可能针对GBM重新利用。
    Glioblastoma (GBM) is a fatal astrocytic glioma with poor prognosis and treatment resistance. Repurposing potential FDA-approved drugs like anti-psychotics can address the concerns in a timely and cost-effective manner. Epidemiological studies have shown that patients with schizophrenic using anti-psychotics have a low incidence of GBM. Therefore, we aimed to investigate the therapeutic potential of atypical anti-psychotic Iloperidone (ILO) alone and in combination with Temozolomide (TMZ) against GBM. The study assessed the growth inhibitory effect of ILO, TMZ, and their combination (ILO + TMZ) on U-87MG and T-98G cell lines using an MTT assay. The drug interaction coefficient (CDI) was determined, and doses with synergistic effects were used for subsequent experiments, including migratory, invasion, and TUNEL assays. The expressions of DRD2, β-catenin, Dvl2, Twist, and Slug were assessed by RTq-PCR, whereas the β-catenin protein expression was also determined by immunocytochemistry. ILO (p < 0.05) and TMZ (p < 0.01) significantly inhibited the growth of U-87MG cells at all tested doses. The combination of 60 µM of both drugs showed synergistic activity with CDI < 1. The inhibition of migration and apoptosis was more pronounced in the case of combination treatment (p < 0.001). Inhibition of the invading cells was also found to be significant in ILO- and combination-treated groups (p < 0.001). ILO and combination treatment also significantly downregulated the expression of DRD2, while TMZ upregulated the expression (p < 0.001). The expressions of β-catenin (p < 0.001), Dvl2 (p < 0.001), Twist (p < 0.001), and Slug (p < 0.001) were also significantly downregulated in all treatment groups as compared to the vehicle control. The data suggest that ILO possesses strong growth inhibitory activity, possibly due to its effect on DRD2 and β-catenin expression and has the potential to be repurposed against GBM.
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  • 文章类型: Case Reports
    创伤性脑损伤通常与广泛的神经精神后遗症有关,为此,没有建立直接的治疗方法。历史上,创伤性脑损伤的治疗已针对患者出现的症状进行了调整。在本文中,我们介绍了一例42岁男性,既往有色素性视网膜炎病史,患有创伤性脑损伤,随后出现与CharlesBonnet综合征一致的幻觉.
    Traumatic brain injuries are often associated with a broad range of neuropsychiatric sequelae, for which no straightforward treatment approach is established. Historically, the treatment of traumatic brain injuries has been tailored towards the symptoms presented by the patient. In this paper, we present the case of a 42-year-old male with a past medical history significant for retinitis pigmentosa who suffered a traumatic brain injury and subsequently developed visual hallucinations consistent with Charles Bonnet syndrome.
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  • 文章类型: Case Reports
    谵妄是一种急性混乱状态,最常见于重症监护病房的老年患者。在大多数情况下,早期识别,避免触发因素和保守措施对管理层来说是足够的,但有时症状仍然存在,尽管有足够的医疗服务,这有利于难治性谵妄。难治性谵妄没有明确的定义,但在一些病例报告和文献中,尽管经过适当的治疗而不损害意识,但仍存在症状。这种难治性症状的治疗需要仔细评估以确定原因和主要症状。这进一步有助于选择更好的治疗方案。通常难以处理此类病例,需要镇静剂和抗精神病药来逆转病情。非典型抗精神病药物在难治性谵妄的治疗中发挥着重要作用。并且选择适合患者特征且副作用可忽略不计的药物至关重要。我们提出了一个这样的案例,他的谵妄有多种原因,具有主要的过度活跃状态和非典型抗精神病药控制的难治性症状,抗抑郁药,和苯二氮卓类药物.
    Delirium is an acute confusional state, most commonly observed in elderly patients admitted to the critical care unit. In most cases, early recognition, avoiding triggering factors and conservative measures are adequate for the management, but sometimes symptoms persist despite adequate medical care, which goes in the favor of refractory delirium. Refractory delirium has no clear-cut definition but it is discussed in some of the case reports and literature as the presence of symptoms despite adequate treatment without impairing consciousness. Management of such refractory symptoms requires careful evaluation to identify the cause and predominant symptoms, which further helps in choosing a better therapeutic regime. It is often difficult to manage such cases and require sedatives and anti-psychotics to reverse the condition. Atypical antipsychotics are now playing a prominent role in the management of refractory delirium, and the selection of a drug that is suitable for the patient profile with negligible side effects is of utmost importance. We are presenting one such case, with multiple causes for his delirium, with a predominant hyperactive state and the refractory symptoms managed by atypical antipsychotics, antidepressants, and benzodiazepines.
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  • 文章类型: Journal Article
    尽管在过去的十年中取得了许多进步,人脑胶质瘤如星形细胞瘤和多形性胶质母细胞瘤在所有癌症中预后最差。抗精神病药物通常用于治疗癌症患者的精神障碍,越来越多的经验证据揭示了它们的抗肿瘤作用,抗转移性,抗血管生成,抗增殖,化学预防,和新佐剂在各种体外的功效,在体内,和临床神经胶质瘤模型。抗精神病药物由于其在神经胶质瘤的预防和治疗中的有益作用而引起了医生和研究人员的注意。这篇综述强调了各种抗精神病药物作为抗增殖药物的治疗潜力的数据,化学预防,和抗血管生成剂在各种胶质瘤模型中通过调节参与凋亡的上游和下游分子靶标,自噬,氧化应激,炎症,以及胶质瘤患者体内外临床前和临床阶段的细胞周期。抗精神病药物调节各种信号传导途径和赋予多药抗性的蛋白质的能力增强具有低副作用的化疗药物的功效,这表明了它们在单或多模式治疗方法中作为新佐剂和潜在化疗药物的巨大潜力。此外,抗精神病药物通过抑制组蛋白去乙酰化酶,赋予神经胶质瘤诱导成少突胶质细胞样细胞和神经元样表型细胞的能力,逆转表观遗传学改变,进一步使其在神经胶质瘤治疗中的应用合理化.对抗精神病药物作为潜在化疗药物或新佐剂的进一步了解将为其在全球范围内的使用提供更好的信息,耐受性良好,和人类神经胶质瘤的有效抗癌剂。
    Despite numerous advancements in the last decade, human gliomas such as astrocytoma and glioblastoma multiforme have the worst prognoses among all cancers. Anti-psychotic drugs are commonly prescribed to treat mental disorders among cancer patients, and growing empirical evidence has revealed their antitumor, anti-metastatic, anti-angiogenic, anti-proliferative, chemo-preventive, and neo-adjuvant efficacies in various in vitro, in vivo, and clinical glioma models. Anti-psychotic drugs have drawn the attention of physicians and researchers owing to their beneficial effects in the prevention and treatment of gliomas. This review highlights data on the therapeutic potential of various anti-psychotic drugs as anti-proliferative, chemopreventive, and anti-angiogenic agents in various glioma models via the modulation of upstream and downstream molecular targets involved in apoptosis, autophagy, oxidative stress, inflammation, and the cell cycle in in vitro and in vivo preclinical and clinical stages among glioma patients. The ability of anti-psychotic drugs to modulate various signaling pathways and multidrug resistance-conferring proteins that enhance the efficacy of chemotherapeutic drugs with low side-effects exemplifies their great potential as neo-adjuvants and potential chemotherapeutics in single or multimodal treatment approach. Moreover, anti-psychotic drugs confer the ability to induce glioma into oligodendrocyte-like cells and neuronal-like phenotype cells with reversal of epigenetic alterations through inhibition of histone deacetylase further rationalize their use in glioma treatment. The improved understanding of anti-psychotic drugs as potential chemotherapeutic drugs or as neo-adjuvants will provide better information for their use globally as affordable, well-tolerated, and effective anticancer agents for human glioma.
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  • 文章类型: Journal Article
    患有精神和身体健康状况的患者治疗复杂,经常使用多种药物。目前尚不清楚坚持一种药物如何预测坚持其他药物。如果可以通过跟踪单一药物来预测总体依从性,则预测关系可以允许较便宜的依从性监测。
    为了检验这一假设,我们检查了患有多种精神和身体疾病的患者在不同药物治疗中是否有相似的依从性轨迹.具体来说,我们使用被诊断患有严重精神疾病的参保人的健康保险索赔数据进行了回顾性队列分析,启动了一种非典型的抗精神病药物,以及SSRI(治疗严重精神疾病),双胍(治疗2型糖尿病),或ACE抑制剂(治疗高血压)。使用基于组的轨迹建模,我们根据每月估计的每种药物覆盖天数的比例估算了依从性模式.我们根据患者特征测量了非典型抗精神病药轨迹对依从性预测的预测值,并用R平方拟合优度度量评估了它们的相对强度。
    在我们的431,591名患者样本中,观察到四个轨迹组:非粘附,逐渐停止,停止-启动,和坚持。非典型抗精神病药物依从性预测ACE抑制剂依从性的准确性,双胍,SSRIs分别为44.5、44.5和49.6%,分别(所有p<0.001与random).我们还发现,与仅使用患者人口统计学和临床特征的情况相比,有关患者对非典型抗精神病药的依从性模式的信息更好地预测了患者对这三种药物的依从性。
    在患有多种慢性精神和身体疾病的患者中,非典型抗精神病药物依从性的模式是患者对ACE抑制剂依从性的有效预测指标,双胍,和SSRIs。
    Otsuka制药开发与商业化,Inc.
    Patients with mental and physical health conditions are complex to treat and often use multiple medications. It is unclear how adherence to one medication predicts adherence to others. A predictive relationship could permit less expensive adherence monitoring if overall adherence could be predicted through tracking a single medication.
    To test this hypothesis, we examined whether patients with multiple mental and physical illnesses have similar adherence trajectories across medications. Specifically, we conducted a retrospective cohort analysis using health insurance claims data for enrollees who were diagnosed with a serious mental illness, initiated an atypical antipsychotic, as well as an SSRI (to treat serious mental illness), biguanides (to treat type 2 diabetes), or an ACE inhibitor (to treat hypertension). Using group-based trajectory modeling, we estimated adherence patterns based on monthly estimates of the proportion of days covered with each medication. We measured the predictive value of the atypical antipsychotic trajectories to adherence predictions based on patient characteristics and assessed their relative strength with the R-squared goodness of fit metric.
    Within our sample of 431,591 patients, four trajectory groups were observed: non-adherent, gradual discontinuation, stop-start, and adherent. The accuracy of atypical antipsychotic adherence for predicting adherence to ACE inhibitors, biguanides, and SSRIs was 44.5, 44.5, and 49.6%, respectively (all p < 0.001 vs. random). We also found that information on patient adherence patterns to atypical antipsychotics was a better predictor of patient adherence to these three medications than would be the case using patient demographic and clinical characteristics alone.
    Among patients with multiple chronic mental and physical illnesses, patterns of atypical antipsychotic adherence were useful predictors of adherence patterns to a patient\'s adherence to ACE inhibitors, biguanides, and SSRIs.
    Otsuka Pharmaceutical Development & Commercialization, Inc.
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  • 文章类型: Journal Article
    Modafinil is non stimulant drug which is marketed for mainly Narcolepsy and daytime drowsiness. The clinical experience and Summary of Product Characteristics (SPC) of the drug also mentions Anorexia as one of the side effects. Anorexia can have a direct impact on the carbohydrate and fat intake, which may, in turn, regulate antipsychotic induced dyslipidemia and Hyperglycaemia.
    OBJECTIVE: To compare the effects of Modafinil- ADDON with Placebo add on with olanzapine, Clozapine and Risperidone in drug naive subjects and people who were started on the drugs within 15days of assessment.
    METHODS: Randomized, Double blind, Placebo controlled study, which was conducted at two centres, one at department of Psychiatry, S.V Medical College, Tirupati and the other at Asha hospitals, Hyderabad. Seventy two patient were randomised, sixty three patients have completed the total study period of three months. The dose of Modafinil was 200 mgs constantly as Flexible doses of Olanzapine, Clozapine and Risperidone as per clinical need was given. A baseline, three week and twelve week assessments of Fasting blood Glucose and fasting Serum cholesterol were made and the groups were compared on these parameters.
    RESULTS: From baseline to week 3 there was a significant raise in Fasting serum cholesterol followed by a fall from week 3 to week 12 in the Modafinil addon group, though it could not be considered a drug for hypercholesteremia like Statins in controlling hyperlipidaemia. The implications of these findings were discussed.
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