Cloxacillin Sodium Salt Monohydrate

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Chemical Structure| 7081-44-9 同义名 : 氯唑西林钠一水合物 ;Cloxacillin Sodium;Cloxacillin sodium monohydrate
CAS号 : 7081-44-9
货号 : A263441
分子式 : C19H19ClN3NaO6S
纯度 : 98%
分子量 : 475.878
MDL号 : MFCD00150735
存储条件:

Pure form Keep in dark place,Inert atmosphere,2-8°C

In solvent -20°C:3-6个月-80°C:12个月

溶解度 :

DMSO: 105 mg/mL(220.64 mM),配合低频超声助溶,注意:DMSO长时间开封后,会吸水并导致溶解能力下降,请避免使用长期开封的DMSO

H2O: 50 mg/mL(105.07 mM),配合低频超声助溶

动物实验配方:
生物活性
描述 Cloxacillin (Sodium Monohydrate), a semisynthetic penicillin is a potent inhibitor of most penicillinase-producing Staphylococci. Use of high doses of Cloxacillin for 6 weeks is recommended for the treatment of infective endocarditis caused by methicillin-susceptible Staphylococcus aureus (MSSA)[2]. After single IV administration of sodium cloxacillin in calves, its half-life, body clearance, and volume of distribution were 19.5 ± 12.8 minutes, 18.3 ± 2.2 ml/min/kg, and 496 ± 290 ml/kg, respectively[3]. During treatment of endocarditis caused by a tolerant strain, the reduction of bacterial numbers in the infected vegetations decreased significantly with increasing doses of cloxacillin. Furthermore, continuous administration of cloxacillin was significantly less effective in reducing bacterial numbers in the vegetations for the tolerant strain than for the non-tolerant strain[4].
实验方案
1mg 5mg 10mg

1 mM

5 mM

10 mM

2.10mL

0.42mL

0.21mL

10.51mL

2.10mL

1.05mL

21.01mL

4.20mL

2.10mL

参考文献

[1]Council classifies sodium cloxacillin monohydrate (Tegapen) in Group B. Council on Dental Therapeutics. J Am Dent Assoc. 1967 Nov;75(5):1199.

[2]Mani SSR, Iyyadurai R. Cloxacillin induced agranulocytosis: A rare adverse event of a commonly used antibiotic. Int J Immunopathol Pharmacol. 2017 Sep;30(3):297-301.

[3]Daigneault J, George LW, Baggot JD. Ocular and serum disposition kinetics of cloxacillin after topical administration of benzathine cloxacillin and intravenous administration of sodium cloxacillin to calves. Am J Vet Res. 1990 Mar;51(3):381-5.

[4]Voorn GP, Thompson J, Goessens WH, Schmal-Bauer WC, Broeders PH, Michel MF. Paradoxical dose effect of continuously administered cloxacillin in treatment of tolerant Staphylococcus aureus endocarditis in rats. J Antimicrob Chemother. 1994 Mar;33(3):585-93.