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5年双盲临床试验结束时补充PMA-沸石的骨质疏松症患者的临床参数

Clinical Parameters in Osteoporosis Patients Supplemented With PMA-Zeolite at the End of 5-Year Double-Blinded Clinical Trial.

作者信息

Kraljević Pavelić Sandra, Krpan Dalibor, Žuvić Marta, Eisenwagen Sandra, Pavelić Krešimir

机构信息

Faculty of Health Studies, University of Rijeka, Rijeka, Croatia.

Polyclinic "K - centre", for Internal Medicine, Gynaecology, Radiology, Physical Medicine and Rehabilitation, Zagreb, Croatia.

出版信息

Front Med (Lausanne). 2022 Jun 27;9:870962. doi: 10.3389/fmed.2022.870962. eCollection 2022.

Abstract

Osteoporosis is among the most common pathologies. Associated complications in osteoporotic patients, in particular hip fractures and vertebral fractures, cause disabilities and significant quality of life deterioration. Standard treatment of osteoporosis, based on pharmacotherapy does still not yield adequate results, and the problem of osteoporosis remains incompletely solved. Additionally, adverse drug events and fractures after long-termed pharmacotherapy pose additional challenges within designing a proper therapy regimen. Improved clinical approach and new synergistic treatment modalities are consequently still needed. The rationale of the presented study was accordingly, to expand our preclinical animal study on human patients with osteoporosis, based on positive effects on bones observed in animals with osteopenia treated with PMA-zeolite. We specifically monitored effects of PMA-zeolite on the bone quality parameters, fracture risk and quality of life in a cohort of initially recruited 100 osteoporosis patients during a follow-up period of 5 years within a randomized, placebo-controlled and double blinded clinical study (TOP study). Obtained results provide evidence on the PMA-zeolite positive effects on the bone strength of osteoporotic patients as the risk of fractures was significantly decreased in PMA-zeolite-treated patients with respect to time before entering the study ( = 0.002). Statistical evidence point also to positive bone changes in the 5-years TOP study course as evidenced through osteocalcin and beta-cross laps values showing a prevalence of the bone-formation process ( < 0.05). BMD values were not significantly affected after the 5-years follow-up in PMA-zeolite-treated patients in comparison with the Placebo group. Results support the initial expectations based on our previously published preclinical studies on clinoptilolite product PMA-zeolite in animals that could be a new therapeutic option in osteoporosis patients.

摘要

骨质疏松症是最常见的病症之一。骨质疏松症患者的相关并发症,尤其是髋部骨折和椎体骨折,会导致残疾并严重降低生活质量。基于药物治疗的骨质疏松症标准治疗方法仍未取得足够的效果,骨质疏松症问题仍未完全解决。此外,长期药物治疗后的不良药物事件和骨折在设计合适的治疗方案时带来了额外的挑战。因此,仍需要改进临床方法和新的协同治疗模式。本研究的基本原理是,基于在用PMA-沸石治疗的骨质减少动物中观察到的对骨骼的积极影响,将我们对骨质疏松症人类患者的临床前动物研究进行扩展。在一项随机、安慰剂对照和双盲临床研究(TOP研究)中,我们专门监测了PMA-沸石对最初招募的100名骨质疏松症患者队列在5年随访期内的骨质量参数、骨折风险和生活质量的影响。获得的结果提供了证据,证明PMA-沸石对骨质疏松症患者的骨强度有积极影响,因为与进入研究前的时间相比,接受PMA-沸石治疗的患者骨折风险显著降低(P = 0.002)。统计证据还表明,在为期5年的TOP研究过程中,骨有积极变化,通过骨钙素和β-交联羧基端肽值可以证明骨形成过程占优势(P < 0.05)。与安慰剂组相比,接受PMA-沸石治疗的患者在5年随访后骨密度值没有受到显著影响。结果支持了基于我们之前发表的关于斜发沸石产品PMA-沸石在动物中的临床前研究的最初期望,即它可能是骨质疏松症患者的一种新的治疗选择。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/c77f/9272402/039f9db4cf11/fmed-09-870962-g0001.jpg

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