Alendronic acid

别名: ALENDRONIC ACID; alendronate; 66376-36-1; Fosamax; (4-amino-1-hydroxy-1-phosphonobutyl)phosphonic acid; Acido alendronico; Acide alendronique; Acidum alendronicum; 阿仑膦酸; 阿仑磷酸; 4-氨基-1-羟基丁亚基-1,1-二磷酸; (4-氨基-1-羟基丁烷-1,1-二基)二磷酸;阿仑膦酸钠;阿伦(仑)磷酸; (4-氨基-1-羟基亚丁基)双磷酸;4-氨基-1-羟基丁烷-1,1-二膦酸
目录号: V10747 纯度: ≥98%
阿仑膦酸是一种双膦酸盐,是法呢基二磷酸合酶 (FDPS) 的抑制剂(阻断剂/拮抗剂)。
Alendronic acid CAS号: 66376-36-1
产品类别: New1
产品仅用于科学研究,不针对患者销售
规格 价格 库存 数量
50mg
100mg
250mg
500mg
Other Sizes

Other Forms of Alendronic acid:

  • 阿伦磷酸钠
  • Alendronic acid-d6
  • 阿伦膦酸钠
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InvivoChem产品被CNS等顶刊论文引用
产品描述
阿仑膦酸是一种双膦酸盐,是法呢基二磷酸合酶 (FDPS) 的抑制剂(阻断剂/拮抗剂)。阿仑膦酸抑制破骨细胞介导的骨吸收。阿仑膦酸对绝经后骨质疏松症、恶性高钙血症和佩吉特氏病有效。
生物活性&实验参考方法
靶点
Farnesyl diphosphate synthase/FPPS
体外研究 (In Vitro)
阿仑膦酸钠是双磷酸盐中最常用的处方药物,常用于治疗骨质疏松症。双膦酸盐强烈抑制阻碍骨折愈合的骨磨削过程[2]。
细胞实验
本文报道了根据阳离子类型,通过以下两种不同的可持续和直接的方法,从阿仑膦酸(ALN)定量合成八种新的单离子和二阴离子有机盐和离子液体(OSIL)。通过光谱技术对制备的ALN-OSIL进行了表征,并测定了它们在水和生物体液中的溶解度。对人类健康细胞以及人类乳腺、肺和骨(骨肉瘤)细胞系的毒性进行了评估。在全球范围内,观察到单阴离子OSIL对所有细胞类型的毒性均低于相应的二阴离子结构。在含有[C2OHMIM]阳离子的OSIL中观察到最高的细胞毒性作用,特别是[C2OHMI][ALN]。后者显示,与ALN相比,肺和骨癌症细胞系以及成纤维细胞的IC50值提高了约三个数量级。开发对测试的癌症细胞类型具有高细胞毒性效应的OSIL,并含有抗吸收分子(如ALN),这可能是开发用于这些病理条件的新药理学工具的一种有前景的策略[1]。
药代性质 (ADME/PK)
吸收、分布和排泄
女性口服阿仑膦酸钠的平均生物利用度为0.64%,男性为0.59%。餐后一小时内服用阿仑膦酸钠,其生物利用度可降低高达40%。
服用放射性标记的阿仑膦酸钠后,72小时内尿液中回收率为50%。粪便中未检测到阿仑膦酸钠。男性阿仑膦酸钠的排泄量低于女性,但种族和年龄不影响其排泄。
28升。
71毫升/分钟。
相对于静脉注射参考剂量,女性在隔夜空腹后、标准早餐前两小时服用5至70毫克剂量的阿仑膦酸钠,其平均口服生物利用度为0.64%。男性服用10毫克阿仑膦酸钠片剂的口服生物利用度(0.59%)与女性相似,服用时间为隔夜空腹后早餐前2小时。
阿仑膦酸钠70毫克口服溶液和阿仑膦酸钠70毫克片剂的生物利用度相同。
一项研究考察了进餐时间对阿仑膦酸钠生物利用度的影响,该研究纳入了49名绝经后女性。结果显示,与餐前2小时服用相比,在标准早餐前0.5小时或1小时服用10毫克阿仑膦酸钠,其生物利用度均降低了约40%。在骨质疏松症的治疗和预防研究中,阿仑膦酸钠在早餐前至少 30 分钟服用时有效。
无论阿仑膦酸钠是与标准早餐同服还是在早餐后两小时内服用,其生物利用度都微乎其微。
有关阿仑膦酸(共 10 项)的更多吸收、分布和排泄(完整)数据,请访问 HSDB 记录页面。
代谢/代谢物
尿液排泄是阿仑膦酸的唯一消除途径,尿液收集时未检测到任何代谢物。
没有证据表明阿仑膦酸钠在动物或人体内代谢。
没有证据表明阿仑膦酸钠在人或动物体内代谢。
消除途径:单次静脉注射 [14C]阿仑膦酸钠后,约 50% 的放射性在 72 小时内经尿液排出,其余少量或完全排出体外。粪便中未检测到放射性物质。
半衰期:>10 年
生物半衰期
由于阿仑膦酸被整合到骨骼中,其终末半衰期估计超过 10 年。
在人体内,终末半衰期估计超过 10 年,这可能反映了阿仑膦酸钠从骨骼中的释放。基于以上信息,估计口服阿仑膦酸钠(每日 10 毫克)治疗 10 年后,每日从骨骼中释放的阿仑膦酸钠量约为胃肠道吸收量的 25%。
毒性/毒理 (Toxicokinetics/TK)
毒性概述
阿仑膦酸钠对骨组织的作用部分基于其对羟基磷灰石的亲和力,羟基磷灰石是骨骼矿物基质的组成部分。阿仑膦酸钠还靶向法尼基焦磷酸(FPP)合酶。含氮双膦酸盐(如帕米膦酸钠、阿仑膦酸钠、利塞膦酸钠、伊班膦酸钠和唑来膦酸钠)似乎作为异戊二烯二磷酸脂质的类似物发挥作用,从而抑制甲羟戊酸途径中的一种酶——FPP合酶。抑制破骨细胞中的这种酶会阻止异戊二烯脂质(FPP和GGPP)的生物合成,而这些脂质对于小GTP酶信号蛋白的翻译后法尼基化和香叶基香叶基化至关重要。这种活性会抑制破骨细胞活性,并减少骨吸收和骨转换。在绝经后妇女中,它能降低升高的骨转换率,平均而言,可使骨量净增加。
妊娠和哺乳期影响
◉ 哺乳期用药概述
有限的证据表明,长期服用双膦酸盐治疗后停止母乳喂养似乎对婴儿没有不良影响。由于目前尚无关于哺乳期使用阿仑膦酸钠的信息,因此可能更倾向于选择其他药物,尤其是在哺乳新生儿或早产儿时。然而,母乳喂养的婴儿不太可能吸收阿仑膦酸钠。如果母亲在妊娠或哺乳期间服用双膦酸盐,一些专家建议在产后头两个月监测婴儿的血清钙水平。
◉ 对母乳喂养婴儿的影响
由于长期服用阿仑膦酸钠后,其在体内可持续存在数年,因此以下情况可能与此相关。一名女性在受孕前一年接受了6个月的阿仑膦酸钠治疗,之后每4个月接受一次帕米膦酸钠治疗。她的婴儿母乳喂养了3个月(母乳喂养程度未说明)。婴儿在2个月大时出现轻度低钙血症,但在5个月大时钙水平正常,长骨发育也正常。
◉ 对泌乳和母乳的影响
截至修订日期,未找到相关的已发表信息。
蛋白结合率
78%。大鼠研究表明,血浆蛋白结合率随阿仑膦酸血浆浓度降低和pH值升高而增加。
相互作用
静脉注射雷尼替丁可使口服阿仑膦酸钠的生物利用度增加一倍。这种生物利用度增加的临床意义,以及服用口服H2受体拮抗剂的患者是否会出现类似的增加,目前尚不清楚。
在健康受试者中,口服泼尼松(每次20毫克,每日三次,持续五天)并未引起阿仑膦酸钠口服生物利用度的临床意义上的变化(平均增加20%至44%)。
钙补充剂、抗酸剂和某些口服药物可能会干扰阿仑膦酸钠的吸收。因此,患者服用阿仑膦酸钠后至少需等待半小时才能服用其他口服药物。
阿仑膦酸钠与咖啡或橙汁同时服用会使生物利用度降低约60%。
有关阿仑膦酸(共8种)的更多药物相互作用(完整)数据,请访问HSDB记录页面。
参考文献
[1]. Teixeira S, et al. Alendronic Acid as Ionic Liquid: New Perspective on Osteosarcoma. Pharmaceutics. 2020 Mar 24;12(3). pii: E293.
[2]. Duckworth AD, et al. Effect of Alendronic Acid on Fracture Healing: A Multicenter Randomized Placebo-Controlled Trial. J Bone Miner Res. 2019 Jun;34(6):1025-1032.
其他信息
治疗用途
骨密度保护剂
阿仑膦酸钠片适用于治疗骨质疏松症。阿仑膦酸钠片可增加骨量并降低骨折发生率,包括髋部和脊柱骨折(椎体压缩性骨折)。骨质疏松症的诊断依据是骨量低(例如,低于绝经前平均值至少 2 个标准差)或存在或有骨质疏松性骨折史。/美国产品标签/
阿仑膦酸钠片适用于预防骨质疏松症。对于有骨质疏松症风险且预期临床疗效为维持骨量并降低未来骨折风险的绝经后妇女,可考虑使用阿仑膦酸钠片。/美国产品标签/
阿仑膦酸钠片适用于治疗男性骨质疏松症以增加骨量。 /包含于美国产品标签/
有关阿仑膦酸(共7种)的更多治疗用途(完整)数据,请访问HSDB记录页面。
药物警告
FDA已通知医疗保健专业人员和患者,其正在对已发表的研究数据进行审查,以评估口服双膦酸盐类药物的使用是否与食管癌风险增加相关。FDA尚未得出结论,认为服用口服双膦酸盐类药物会增加食管癌的风险。目前尚无足够数据建议对无症状患者进行内镜筛查。FDA将继续评估所有支持双膦酸盐类药物安全性和有效性的现有数据,并在获得更多信息时向公众更新。
骨质流失在60岁以下的绝经后妇女中尤为迅速。与绝经后骨质疏松症发展相关的常见风险因素包括:过早绝经;骨量中度偏低(例如,至少低于健康年轻成年女性平均值1个标准差);体型偏瘦;白种人或亚裔;以及有骨质疏松症家族史。在考虑使用阿仑膦酸钠片预防骨质疏松症时,这些风险因素的存在可能非常重要。
/阿仑膦酸钠禁用于/:食管异常导致食管排空延迟,例如食管狭窄或贲门失弛症;无法站立或坐直至少30分钟;对本品任何成分过敏;低钙血症。
与其他双膦酸盐类药物一样,阿仑膦酸钠可能引起上消化道黏膜局部刺激。接受阿仑膦酸钠治疗的患者曾报告出现食管不良反应,例如食管炎、食管溃疡和食管糜烂,偶有出血,极少数情况下会发展为食管狭窄或穿孔。在某些病例中,这些不良反应较为严重,需要住院治疗。因此,医生应警惕任何可能提示食管反应的体征或症状,并应告知患者,如果出现吞咽困难、吞咽疼痛、胸骨后疼痛或新发或加重的烧心症状,应立即停用阿仑膦酸钠并就医。
有关阿仑膦酸(共18条)的更多药物警告(完整)数据,请访问HSDB记录页面。
药效学
阿仑膦酸片的口服生物利用度极低。给药后,药物分布于软组织和骨骼,或经尿液排出。阿仑膦酸不发生代谢。
*注: 文献方法仅供参考, InvivoChem并未独立验证这些方法的准确性
化学信息 & 存储运输条件
分子式
C4H13NO7P2
分子量
249.09612
精确质量
249.017
元素分析
C, 19.29; H, 5.26; N, 5.62; O, 44.96; P, 24.87
CAS号
66376-36-1
相关CAS号
Alendronate sodium hydrate;121268-17-5;Alendronic acid-d6;1035437-39-8;Alendronate sodium;129318-43-0; 66376-36-1 (free acid); 137504-90-6 (calcium); 138624-11-0 (free acid hydrate)
PubChem CID
2088
外观&性状
Fine white powder
密度
1.857 g/cm3
沸点
616.7ºC at 760 mmHg
熔点
230-235ºC
闪点
326.7ºC
LogP
-6.5
tPSA
180.93
氢键供体(HBD)数目
6
氢键受体(HBA)数目
8
可旋转键数目(RBC)
5
重原子数目
14
分子复杂度/Complexity
257
定义原子立体中心数目
0
SMILES
C(CC(O)(P(=O)(O)O)P(=O)(O)O)CN
InChi Key
OGSPWJRAVKPPFI-UHFFFAOYSA-N
InChi Code
InChI=1S/C4H13NO7P2/c5-3-1-2-4(6,13(7,8)9)14(10,11)12/h6H,1-3,5H2,(H2,7,8,9)(H2,10,11,12)
化学名
(4-amino-1-hydroxy-1-phosphonobutyl)phosphonic acid
别名
ALENDRONIC ACID; alendronate; 66376-36-1; Fosamax; (4-amino-1-hydroxy-1-phosphonobutyl)phosphonic acid; Acido alendronico; Acide alendronique; Acidum alendronicum;
HS Tariff Code
2934.99.9001
存储方式

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

运输条件
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
溶解度数据
溶解度 (体外实验)
H2O : ~3.7 mg/mL (~14.85 mM)
溶解度 (体内实验)
配方 1 中的溶解度: 6.67 mg/mL (26.78 mM) in PBS (这些助溶剂从左到右依次添加,逐一添加), 澄清溶液; 超声助溶。 (<60°C).

请根据您的实验动物和给药方式选择适当的溶解配方/方案:
1、请先配制澄清的储备液(如:用DMSO配置50 或 100 mg/mL母液(储备液));
2、取适量母液,按从左到右的顺序依次添加助溶剂,澄清后再加入下一助溶剂。以 下列配方为例说明 (注意此配方只用于说明,并不一定代表此产品 的实际溶解配方):
10% DMSO → 40% PEG300 → 5% Tween-80 → 45% ddH2O (或 saline);
假设最终工作液的体积为 1 mL, 浓度为5 mg/mL: 取 100 μL 50 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀/澄清;向上述体系中加入50 μL Tween-80,混合均匀/澄清;然后继续加入450 μL ddH2O (或 saline)定容至 1 mL;

3、溶剂前显示的百分比是指该溶剂在最终溶液/工作液中的体积所占比例;
4、 如产品在配制过程中出现沉淀/析出,可通过加热(≤50℃)或超声的方式助溶;
5、为保证最佳实验结果,工作液请现配现用!
6、如不确定怎么将母液配置成体内动物实验的工作液,请查看说明书或联系我们;
7、 以上所有助溶剂都可在 Invivochem.cn网站购买。
制备储备液 1 mg 5 mg 10 mg
1 mM 4.0145 mL 20.0723 mL 40.1445 mL
5 mM 0.8029 mL 4.0145 mL 8.0289 mL
10 mM 0.4014 mL 2.0072 mL 4.0145 mL

1、根据实验需要选择合适的溶剂配制储备液 (母液):对于大多数产品,InvivoChem推荐用DMSO配置母液 (比如:5、10、20mM或者10、20、50 mg/mL浓度),个别水溶性高的产品可直接溶于水。产品在DMSO 、水或其他溶剂中的具体溶解度详见上”溶解度 (体外)”部分;

2、如果您找不到您想要的溶解度信息,或者很难将产品溶解在溶液中,请联系我们;

3、建议使用下列计算器进行相关计算(摩尔浓度计算器、稀释计算器、分子量计算器、重组计算器等);

4、母液配好之后,将其分装到常规用量,并储存在-20°C或-80°C,尽量减少反复冻融循环。

计算器

摩尔浓度计算器可计算特定溶液所需的质量、体积/浓度,具体如下:

  • 计算制备已知体积和浓度的溶液所需的化合物的质量
  • 计算将已知质量的化合物溶解到所需浓度所需的溶液体积
  • 计算特定体积中已知质量的化合物产生的溶液的浓度
使用摩尔浓度计算器计算摩尔浓度的示例如下所示:
假如化合物的分子量为350.26 g/mol,在5mL DMSO中制备10mM储备液所需的化合物的质量是多少?
  • 在分子量(MW)框中输入350.26
  • 在“浓度”框中输入10,然后选择正确的单位(mM)
  • 在“体积”框中输入5,然后选择正确的单位(mL)
  • 单击“计算”按钮
  • 答案17.513 mg出现在“质量”框中。以类似的方式,您可以计算体积和浓度。

稀释计算器可计算如何稀释已知浓度的储备液。例如,可以输入C1、C2和V2来计算V1,具体如下:

制备25毫升25μM溶液需要多少体积的10 mM储备溶液?
使用方程式C1V1=C2V2,其中C1=10mM,C2=25μM,V2=25 ml,V1未知:
  • 在C1框中输入10,然后选择正确的单位(mM)
  • 在C2框中输入25,然后选择正确的单位(μM)
  • 在V2框中输入25,然后选择正确的单位(mL)
  • 单击“计算”按钮
  • 答案62.5μL(0.1 ml)出现在V1框中
g/mol

分子量计算器可计算化合物的分子量 (摩尔质量)和元素组成,具体如下:

注:化学分子式大小写敏感:C12H18N3O4  c12h18n3o4
计算化合物摩尔质量(分子量)的说明:
  • 要计算化合物的分子量 (摩尔质量),请输入化学/分子式,然后单击“计算”按钮。
分子质量、分子量、摩尔质量和摩尔量的定义:
  • 分子质量(或分子量)是一种物质的一个分子的质量,用统一的原子质量单位(u)表示。(1u等于碳-12中一个原子质量的1/12)
  • 摩尔质量(摩尔重量)是一摩尔物质的质量,以g/mol表示。
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配液计算器可计算将特定质量的产品配成特定浓度所需的溶剂体积 (配液体积)

  • 输入试剂的质量、所需的配液浓度以及正确的单位
  • 单击“计算”按钮
  • 答案显示在体积框中
动物体内实验配方计算器(澄清溶液)
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量)
第二步:请输入动物体内配方组成(配方适用于不溶/难溶于水的化合物),不同的产品和批次配方组成不同,如对配方有疑问,可先联系我们提供正确的体内实验配方。此外,请注意这只是一个配方计算器,而不是特定产品的确切配方。
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计算结果:

工作液浓度 mg/mL;

DMSO母液配制方法 mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL)。如该浓度超过该批次药物DMSO溶解度,请首先与我们联系。

体内配方配制方法μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL ddH2O,混匀澄清。

(1) 请确保溶液澄清之后,再加入下一种溶剂 (助溶剂) 。可利用涡旋、超声或水浴加热等方法助溶;
            (2) 一定要按顺序加入溶剂 (助溶剂) 。

临床试验信息
Effects of Romosozumab on Bone Density in Women with Anorexia Nervosa
CTID: NCT04779216
Phase: Phase 3    Status: Active, not recruiting
Date: 2024-11-21
Study to Evaluate Efficacy and Safety of Romosozumab Compared With Bisphosphonates in Children and Adolescents With Osteogenesis Imperfecta
CTID: NCT05972551
Phase: Phase 3    Status: Recruiting
Date: 2024-11-18
Denosumab Safety Assessment in Multiple Observational Databases
CTID: NCT02520362
Phase:    Status: Completed
Date: 2024-11-04
A Study to Evaluate and Compare Alendronate and Risedronate on Bone Mineral Density in Women With Postmenopausal Osteoporosis (MK-0217-211)
CTID: NCT00092014
Phase: Phase 3    Status: Completed
Date: 2024-08-14
A Research Study to Test the Effectiveness of MK0217 in Patients With Paget's Bone Disease (0217-206)(COMPLETED)
CTID: NCT00480662
Phase: Phase 3    Status: Completed
Date: 2024-08-14
View More

Setrusumab vs Bisphosphonates in Pediatric Subjects With Osteogenesis Imperfecta
CTID: NCT05768854
Phase: Phase 3    Status: Active, not recruiting
Date: 2024-08-02


Romosozumab in Women With Chronic SCI
CTID: NCT04708886
Phase: Phase 2    Status: Completed
Date: 2024-07-15
Novel Precision Medicine Approach to Treatment of Osteoporosis Based on Bone Turnover
CTID: NCT05151484
Phase: Phase 4    Status: Recruiting
Date: 2024-07-05
Bone, Exercise, Alendronate, and Caloric Restriction
CTID: NCT05764733
Phase: Phase 3    Status: Recruiting
Date: 2024-06-21
Bisphosphonates for Prevention of Post-Denosumab Bone Loss
CTID: NCT03396315
Phase: Phase 2    Status: Completed
Date: 2024-05-08
Bazedoxifene Post Approval Safety Study (PASS) in the European Union (EU)
CTID: NCT01416194
Phase:    Status: Completed
Date: 2024-04-22
Precision Medicine Approach for Osteoporosis - Follow Up Study
CTID: NCT06264609
Phase: Phase 4    Status: Enrolling by invitation
Date: 2024-02-20
A Single-blind RCT to Investigate the Effect of Alendronate on Knee Function Following ACLR
CTID: NCT05527548
Phase: Phase 4    Status: Recruiting
Date: 2024-02-15
Alendronate Treatment of Osteoporosis in Rheumatoid Arthritis
CTID: NCT02944799
Phase: Phase 2    Status: Completed
Date: 2023-11-27
Testosterone and Alendronate in Hypogonadal Men
CTID: NCT01460654
Phase: Phase 2    Status: Terminated
Date: 2023-10-12
Effects of Zoledronic Acid Versus Alendronate on Bone Loss After Kidney and Kidney/Pancreas Transplants
CTID: NCT00580047
Phase: N/A    Status: Completed
Date: 2023-10-04
Comparative Antiresorptive Efficacy Discontinuation of Denosumab
CTID: NCT03623633
Phase: Phase 4    Status: Active, not recruiting
Date: 2023-06-07
Effect of Alendronate on Bone in People With Chronic Spinal Cord Injury (SCI) Previously Treated With Teriparatide
CTID: NCT02195895
Phase: Phase 2    Status: Completed
Date: 2023-03-30
Denosumab vs Alendronate After Vertebroplasty
CTID: NCT05662358
Phase: N/A    Status: Recruiting
Date: 2023-02-21
Prospective Research for Elderly (≥65 Years Old) Early Breast Cancer Patients
CTID: NCT05680194
Phase:    Status: Recruiting
Date: 2023-01-11
Renal Osteodystrophy: An Individual Management Approach
CTID: NCT02440581
Phase: N/A    Status: Completed
Date: 2023-01-05
Efficacy and Safety of Minodronate in Patients With Low Back Pain
CTID: NCT05645289
Phase: Phase 4    Status: Unknown status
Date: 2022-12-09
Study to Determine the Efficacy and Safety of Romosozumab in the Treatment of Postmenopausal Women With Osteoporosis
CTID: NCT01631214
Phase: Phase 3    Status: Completed
Date: 2022-11-08
Effects of Denosumab on Bone Mineral Density in Women With Anorexia Nervosa: A Pilot Study
CTID: NCT03292146
Phase: Phase 3    Status: Completed
Date: 2022-10-12
Romosozumab (AMG 785) in Postmenopausal Women With Low Bone Mineral Density
CTID: NCT00896532
Phase: Phase 2    Status: Completed
Date: 2022-09-22
Phase IV Clinical Trial to Evaluate Efficacy and Safety of MASI BONE S (Alendronate Sodium Trihydrate) in Postmenopausal Women With Osteoporosis
CTID: NCT05387200
Phase: Phase 4    Status: Unknown status
Date: 2022-05-31
Alendronate for Prevention of AntiRetroviral Therapy-associated Bone Loss
CTID: NCT02322099
Phase: Phase 4    Status: Terminated
Date: 2022-05-26
Observational Study of Incidence Rates of Esophageal Cancer in Women Taking Medications for the Prevention or Treatment of Osteoporosis (MK-0217A-352)
CTID: NCT01077817
Phase:    Status: Completed
Date: 2022-02-03
99Tc-MDP in Postmenopausal Women With Differentiated Thyroid Cancer and Osteoporosis
CTID: NCT02304757
Phase: N/A    Status: Completed
Date: 2021-11-17
Alendronate Versus Denosumab in Kidney Transplant Patients
CTID: NCT04169698
Phase: Phase 2/Phase 3    Status: Completed
Date: 2021-11-12
Safety and Effectiveness of Alendronate for Bone Mineral Density in HIV-infected Children and Adolescents
CTID: NCT00921557
Phase: Phase 2    Status: Completed
Date: 2021-11-05
The Optimal Sequential Therapy After Long Term Denosumab Treatment
CTID: NCT05091099
Phase: Phase 4    Status: Recruiting
Date: 2021-10-25
Study Investigating the Effect of Drugs Used to Treat Osteoporosis on the Progression of Calcific Aortic Stenosis.
CTID: NCT02132026
Phase: Phase 2    Status: Completed
Date: 2021-10-14
Alterations of GCF Levels of Sclerostin and DKK-1 in Postmenopausal Osteoporosis
CTID: NCT04149405
Phase: Phase 4    Status: Completed
Date: 2021-03-11
Twenty-Four Month Extension Study of BA058-05-003 (Abaloparatide) in Participants With Osteoporosis
CTID: NCT01657162
Phase: Phase 3    Status: Completed
Date: 2020-12-11
Effect of Alendronate 70mg Formulation on Bone Turnover Markers and Patient Reported Outcomes
CTID: NCT03435094
Phase:    Status: Unknown status
Date: 2020-12-03
Pilot Study of Bisphosphonates for Breast Cancer
CTID: NCT02781805
Phase: Phase 1    Status: Terminated
Date: 2020-10-22
Stem Cell Recruitment in Osteoporosis Therapy
CTID: NCT01656629
Phase: N/A    Status: Terminated
Date: 2020-08-21
Denosumab Versus Bisphosphonates (Alendronate) in GIOP
CTID: NCT03005678
Phase: Phase 4    Status: Completed
Date: 2020-02-12
Denosumab Adherence Preference Satisfaction Study
CTID: NCT00518531
Phase: Phase 3    Status: Completed
Date: 2019-12-03
Evaluation, the Histomorphometric Study of Nanocrystalline Hydroxyapatite (Nano Bone) Wif Alendronate in the Preservation of the Tooth Socket
CTID: NCT03980847
Phase: Phase 2    Status: Completed
Date: 2019-06-11
Comparison of the Effect of an Ongoing Treatment With Alendronate or a Drug Holiday on the Fracture Risk in Osteoporotic Patients With Bisphosphonate Long Term Therapy
CTID: NCT01512446
Phase: Phase 3    Status: Terminated
Date: 2019-02-12
Breast Cancer Women on Aromatase Inhibitors Treatment
CTID: NCT0381
A Phase 3b, Multicenter, Randomized, Double-blind, Parallel Group, Alendronate-Controlled Study in Postmenopausal Women with Osteoporosis Previously Treated with Romosozumab Followed by Alendronate Sequential Therapy
CTID: null
Phase: Phase 3    Status: Prematurely Ended
Date: 2017-05-30
Treatment of Osteogenesis Imperfecta with Parathyroid hormone and Zoledronic acid
CTID: null
Phase: Phase 4    Status: Ongoing, GB - no longer in EU/EEA
Date: 2016-12-14
Bone turnover markers as predictors of treatment break outcome
CTID: null
Phase: Phase 4    Status: Completed
Date: 2016-10-03
ALOSTRA
CTID: null
Phase: Phase 2    Status: Completed
Date: 2015-09-30
Markers of bonestatus in Diabetes Mellitus patients (type 1 and type 2) and
CTID: null
Phase: Phase 4    Status: Trial now transitioned
Date: 2013-08-08
An Extension Study to Evaluate 24 Months of Standard-of-Care Osteoporosis Management Following Completion of 18 Months of BA058 or Placebo Treatment in Protocol BA058-05-003
CTID: null
Phase: Phase 3    Status: Completed
Date: 2012-09-28
A Multicenter, International, Randomized, Double-blind,
CTID: null
Phase: Phase 3    Status: Completed
Date: 2012-03-28
Comparison of the effect of an ongoing treatment with alendronate or a drug holiday
CTID: null
Phase: Phase 3    Status: Prematurely Ended
Date: 2011-12-27
Fractures and Bisphosphonates: A double-blind, randomised controlled trial on the effect of alendronic acid on healing and clinical outcomes of wrist fractures
CTID: null
Phase: Phase 4    Status: Completed
Date: 2011-08-16
A-15 week, double-blind, randomized, active-controlled, multicenter study to evaluate the efficacy and safety of Alendronate plus Vitamin D3 in women with osteoporosis
CTID: null
Phase: Phase 3    Status: Completed
Date: 2011-08-04
Improving the outcome for patients after osteoporotic femoral fractures
CTID: null
Phase: Phase 4    Status: Prematurely Ended
Date: 2010-10-22

CTID: null
Phase: Phase 2    Status: Completed
Date: 2009-11-30
A Randomized, Placebo-controlled, Multi-dose Phase 2 Study to Determine the Efficacy, Safety and Tolerability of AMG 785 in the Treatment of Postmenopausal Women with Low Bone Mineral Density
CTID: null
Phase: Phase 2    Status: Completed
Date: 2009-06-26
Oral alendronate for osteoporosis treatment in non-walking children with cerebral palsy
CTID: null
Phase: Phase 3    Status: Prematurely Ended
Date: 2008-07-03
The Relationship between Osteoporosis and Aortic Calcification in Postmenopausal Women
CTID: null
Phase: Phase 4    Status: Completed
Date: 2008-05-30
A 24-week, international, multi centre, randomised, double-blind, double-dummy, parallel group, phase IV clinical trial investigating changes in back pain in postmenopausal women with an osteoporosis related vertebral fracture(s) treated with either 100 µg PTH(1-84) daily or 70 mg alendronate weekly
CTID: null
Phase: Phase 4    Status: Prematurely Ended, Completed
Date: 2008-02-21
A double-blind, multicentric, multinational randomised study to assess the effects of two years administration of 2 g per day of strontium ranelate versus alendronate 70 mg per week in women with postmenopausal osteoporosis on bone geometry and bone strength measured by peripheral-Quantitative Computed Tomography (p-QCT).
CTID: null
Phase: Phase 3    Status: Completed
Date: 2007-10-31
Effet d'un traitement anti-résorptif sur la perte osseuse chez le patient blessé médullaire
CTID: null
Phase: Phase 3    Status: Ongoing
Date: 2007-10-18
A MULTI-CENTRE RANDOMISED DOUBLE BLIND, PLACEBO AND ACTIVE CONTROLLED PARALLEL GROUP STUDY TO INVESTIGATE EFFICACY AND SAFETY OF ONO-5334 IN POST MENOPAUSAL WOMEN WITH OSTEOPENIA OR OSTEOPOROSIS
CTID: null
Phase: Phase 2    Status: Completed
Date: 2007-08-31
A Multicenter, Randomized Placebo Controlled Pilot MicroCT Study to Estimate
CTID: null
Phase: Phase 2    Status: Prematurely Ended
Date: 2007-07-18
Prevention of Postmenopausal Bone Loss in Osteopenic Women with Alendronate given on a 70 mg Once-every two week Regimen : a 2-year, Double-blind, Placebo-controlled Clinical Trial
CTID: null
Phase: Phase 3    Status: Ongoing
Date: 2007-04-05
A double-blind, multicenter, international randomised study to assess the effects of 6 months or 12 months administration of 2g per day of strontium ranelate versus alendronate 70mg per week on bone remodelling and bone safety assessed by histomorphometry in women with postmenopausal osteoporosis
CTID: null
Phase: Phase 3    Status: Prematurely Ended, Completed
Date: 2007-04-02
Bisphosphonate Action on the Appendicular Skeleton: Evidence for Differential Effects.
CTID: null
Phase: Phase 4    Status: Completed
Date: 2007-03-21
A randomised double-blind placebo controlled trial of the oral bisphosphonate, Alendronate, plus intravenous pamidronate, in active diabetic Charcot neuroarthropathy (CN).
CTID: null
Phase: Phase 4    Status: Prematurely Ended
Date: 2007-02-13
A Randomized Study to Evaluate Safety and Efficacy of Transitioning Therapy From Alendronate to Denosumab (AMG 162) in Postmenopausal Women with Low Bone Mineral Density
CTID: null
Phase: Phase 3    Status: Prematurely Ended, Completed
Date: 2006-10-27
A multi-center, randomized, open-label, controlled, one-year trial to measure the effect of zoledronic acid and alendronate on bone metabolism in post menopausal women with osteopenia and osteoporosis
CTID: null
Phase: Phase 3    Status: Completed
Date: 2006-09-27
A double-blind, multicentric, multinational randomised study to assess the effects of two years administration of 2g per day of strontium ranelate versus alendronate 70mg per week in women with postmenopausal osteoporosis on bone microarchitecture measured by high resolution peripheral-Quantitative Computed Tomography (p-QCT).
CTID: null
Phase: Phase 3    Status: Completed
Date: 2006-09-08
A Randomized, Double-Blind Study to Compare the Efficacy of Treatment with
CTID: null
Phase: Phase 3    Status: Completed
Date: 2006-06-12
Effect of alendronate on spontaneous osteoclastogenesis in postmenopausal osteoporosis
CTID: null
Phase: Phase 4    Status: Completed
Date: 2006-06-07
Randomised placebo controlled trial of low dose prednisolone for 3-years in subjects with chronic obstructive pulmonary disease with a sputum eosinophilia
CTID: null
Phase: Phase 2    Status: Completed
Date: 2006-02-24
Alendronat (Sedron 70 mg) hatékonyságának és biztonságosságának nyílt, multicentrikus, fázis IV vizsgálata osteoporosisban szenvedő veseköves férfibetegekben
CTID: null
Phase: Phase 4    Status: Completed
Date: 2005-07-20
Randomized, double-blind, double-dummy, parallel group, multicenter study to compare the efficacy and safety of once-monthly oral administration of 150 mg ibandronate with once-weekly oral administration of 70 mg alendronate in postmenopausal osteoporosis - Non-inferiority trial
CTID: null
Phase: Phase 3    Status: Completed
Date: 2005-02-01

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