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    • 3. 发明授权
    • Calcium supplementation by dicalcium citrate-lactate
    • 钙柠檬酸钙补充钙
    • US5075499A
    • 1991-12-24
    • US275046
    • 1988-11-21
    • Neill B. WalsdorfGeorge AlexandridesCharles Y. C. Pak
    • Neill B. WalsdorfGeorge AlexandridesCharles Y. C. Pak
    • A61K31/19C07C59/08C07C59/265
    • A61K31/19C07C59/08C07C59/265
    • One aspect of the present invention includes the novel compound having the formula:Ca.sub.2 (OOC--CH.sub.2 --COHCOO-CH.sub.2 COO)(CH.sub.3 CHOH-COO)In another aspect of the present invention, a method is provided for the treatment of a calcium related pathology. The inventive method includes the steps of providing a pharmaceutically acceptable composition, including as the active principle the compound dicalcium citrate-lactate, and administering to an individual in need thereof a therapeutically effective amount of said pharmaceutically acceptable composition.In yet another aspect of the present invention, a process is provided for producing the compound dicalcium citrate-lactate. The inventive process comprising the steps of: (a) admixing stoichiometric quantities of citric acid and a calcium compound selected from the group consisting of calcium carbonate, calcium oxide and calcium hydroxide; (b) initiating a reaction by admixing stoichiometric quantities of lactic acid and water with said citric acid and calcium compound of step (a); (c) mixing the reactance of step (b) to produce a dense, hydrated mixture comprising calcium ions, citrate ions and lactate ions in a ratio of about 2:1:1; and (d) dehyrating the dense, hydrated mixture of step (c).
    • 本发明的一个方面包括具有下式的新化合物:Ca2(OOC-CH2-COHCOO-CH2COO)(CH3CHOH-COO)在本发明的另一方面,提供了一种治疗钙相关病理学的方法。 本发明的方法包括提供药学上可接受的组合物的步骤,其包括作为活性成分的柠檬酸二钙 - 乳酸盐化合物,以及向有需要的个体施用治疗有效量的所述药学上可接受的组合物。 在本发明的另一方面,提供了一种制备柠檬酸二钙柠檬酸酯化合物的方法。 本发明的方法包括以下步骤:(a)混合化学计量的柠檬酸和选自碳酸钙,氧化钙和氢氧化钙的钙化合物; (b)通过将化学计量的乳酸和水与步骤(a)的所述柠檬酸和钙化合物混合来引发反应; (c)将步骤(b)的电抗混合以产生约2:1:1比例的钙离子,柠檬酸根离子和乳酸盐离子的致密的水合混合物; 和(d)使步骤(c)的致密,水合的混合物脱氢。
    • 4. 发明授权
    • Ultradense and more soluble and bioavailable preparations of calcium
citrate
    • 柠檬酸柠檬酸钙的超级和更可溶性和生物可利用的制剂
    • US4814177A
    • 1989-03-21
    • US896651
    • 1986-08-13
    • Neill B. WalsdorfGeorge AlexandridesCharles Y. C. Pak
    • Neill B. WalsdorfGeorge AlexandridesCharles Y. C. Pak
    • A23L1/304A61K9/46A61K31/19A61K9/20A61K33/00A61K33/06
    • A61K31/19A23L33/16A61K9/0007Y10S514/891
    • A calcium citrate composition having a bulk density greater than about 1.1 g/cc. Citric acid and a calcium compound are mixed to produce a mixture having a calcium compound/citric acid molar ratio of about 1.5. A hydrated mixture percent is produced by agitatively adding water to the mixture, although when desired the calcium compound, citric acid and water mayBACKGROUND OF THE INVENTIONA portion of the development of the present invention was supported by Grant No. P01-AM 20543 from the United States Government, National Institutes of Health.
    • 体积密度大于约1.1g / cc的柠檬酸钙组合物。 将柠檬酸和钙化合物混合以产生钙化合物/柠檬酸摩尔比为约1.5的混合物。 通过向混合物中搅拌加水来产生水合的混合物百分数,尽管如果需要,钙化合物,柠檬酸和水可以在一个步骤中混合。 将水合混合物混合以促进柠檬酸与钙化合物的反应,并形成主要由直径在约1/64英寸至约1/16英寸之间的颗粒组成的颗粒状物质。 然后将造粒物质干燥至约10重量%至约13重量%之间的水分含量,以产生堆积密度大于约1.1g / cc的柠檬酸钙组合物。 对于柠檬酸钙片剂,该柠檬酸钙组合物通过将一种或多种压片粘合剂接合而形成压片组合物。 然后将压片组合物通过多工位压片机进料以形成高密度柠檬酸钙片剂。 高密度柠檬酸钙片剂大于约15重量%的钙,钙/柠檬酸盐摩尔比为约1.5。 这种片剂特征性地具有大于约1.5g / cc的密度,并且为了美学或其它目的可以用包含物质如糖,聚乙烯吡咯烷酮,碳酸钙和二氧化钛的混合物包衣。
    • 7. 发明授权
    • Liquid calcium supplementation from readily soluble mixtures of calcium
compound and citric acid
    • 从钙化合物和柠檬酸的易溶混合物中补充液体钙
    • US4851221A
    • 1989-07-25
    • US935666
    • 1986-11-26
    • Charles Y. C. PakNeill B. Walsdorf
    • Charles Y. C. PakNeill B. Walsdorf
    • A23L2/52A23L1/304A23L2/38A23L2/68A61K31/00A61K31/19A61K33/06A61P3/00A61P3/02A61P3/14A61P43/00
    • A23L2/68A23L2/38A23L33/16A61K31/19A61K33/06Y10S514/891
    • The present invention comprises a composition of matter consisting essentially of citric acid and one or more calcium compounds selected from the group consisting of calcium hydroxide, calcium carbonate and calcium oxide. The composition of matter is preferably a substantially dry mixture which may be used, for example, as a powder for making an "instant" beverage of potable liquid. A preferred calcium compound/citric acid molar ratio in the composition of matter of the present invention is between about 0.6 and about 1.5.In a most preferred embodiment, the composition of matter of the present invention consists essentially of calcium hydroxide and citric acid having a calcium compound/citric acid or calcium hydroxide/citric acid molar ratio of about 1.25.The composition of matter of the present invention has a utility demostrated by dissolution in water to form a liquid dietary calcium supplement comprising soluble calcium citrate. This composition of matter may comprise one or more of a flavorant, lubricant, sweetener or colorant usable to maintain a powdery texture or to enhance the flavor of a beverage prepared therefrom.
    • 本发明包括基本上由柠檬酸和一种或多种选自氢氧化钙,碳酸钙和氧化钙的钙化合物组成的物质组合物。 物质的组成优选为基本上干燥的混合物,其可以用作例如用于制造饮用液体的“即时”饮料的粉末。 本发明物质组合物中优选的钙化合物/柠檬酸摩尔比为约0.6至约1.5。 在最优选的实施方案中,本发明的物质组成基本上由具有约1.25的钙化合物/柠檬酸或氢氧化钙/柠檬酸摩尔比的氢氧化钙和柠檬酸组成。 本发明的物质组成具有通过在水中溶解形成含有可溶性柠檬酸钙的液体膳食钙补充剂的功效。 该物质组合物可以包含一种或多种调味剂,润滑剂,甜味剂或着色剂,其可用于保持粉末质地或增强由其制备的饮料的风味。
    • 9. 发明授权
    • Dietary supplements containing ultradense calcium citrate and carbonyl iron
    • 含有超级柠檬酸钙和羰基铁的膳食补充剂
    • US06818228B1
    • 2004-11-16
    • US08667503
    • 1996-06-21
    • Neill B. WalsdorfCindy L. WabnerGeorge Alexandrides
    • Neill B. WalsdorfCindy L. WabnerGeorge Alexandrides
    • A61K920
    • A61K33/26Y10S514/904Y10S514/905A61K31/19A61K2300/00
    • A vitamin and mineral supplement containing ULTRADENSE™ calcium citrate and carbonyl iron for use in humans. Calcium in the form of citrate enhances absorption of iron, zinc, and magnesium. ULTRADENSE™ calcium citrate provides more bioavailable calcium than usual preparations of calcium citrate. Carbonyl iron provides iron in a form that significantly reduces the risk to children of accidental iron poisoning from formulations that provide iron in salt form. The supplement may further contain a number of vitamins and minerals in a tablet that is elegantly small, weighing about 1.5-1.6 g. The small size allows ease of swallowing and encourages patient acceptability. Methods of making such a supplement and methods of treating maladies in need of vitamin and mineral supplementation are provided.
    • 含有ULTRADENSE TM柠檬酸钙和羰基铁的维生素和矿物质补充剂用于人类。 柠檬酸钙的形式增加了铁,锌,镁的吸收。 ULTRADENSE TM柠檬酸钙比通常的柠檬酸钙制剂提供更多的生物可利用的钙。 羰基铁提供铁,其形式可以显着降低由提供盐形式的铁制剂引起的意外铁中毒儿童的风险。 该补充剂可以进一步含有一些优雅地小于约1.5-1.6g的维生素和矿物质。 小尺寸允许容易吞咽,并鼓励病人的可接受性。 提供了制备这种补充剂的方法和治疗需要维生素和矿物质补充剂的疾病的方法。