CONSECUTIVE GAS-CHROMATOGRAPHIC DETERMINATION OF PHENYTOIN, PHENOBARBITAL, PRIMIDONE, PHENYLETHYLMALONDIAMIDE, CARBAMAZEPINE, TRIMETHADIONE, DIMETHADIONE, ETHOSUXIMIDE, AND VALPROATE FROM SAME SERUM SPECIMEN

被引:26
作者
LOSCHER, W
GOBEL, W
机构
关键词
Consecutive determination of anticonvulsant drugs; Gas chromatography;
D O I
10.1111/j.1528-1157.1978.tb05173.x
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
A quantitative gas‐liquid chromatographic procedure is described for the consecutive determination of phenytoin, pheno‐barbital, primidone, phenylethylmalon‐diamide, carbamazepine, trimethadione, dimethadione, ethosuximide and valproate from a single serum specimen of 1.2 ml. After extraction from serum by two different procedures, the anticonvulsants are chro‐matographed without further purification on a 3% OV 17 column either with or without derivative formation by means of “on‐column” methylation. Multiple internal standards are employed in order to enhance the reproducibility of drug‐concentration measurement. Les auteurs décrivent une méthode chromato‐graphique quantitative en phase gazeuse pour la détermination simultanée du taux sérique de phénytoine, phenobarbital, primidone, phenylethylmalonamide, carbamazepine, timethadione, dimethadione, etho‐succimide. et dipropylacetate de sodium a partir d'un echantillon unique de 1.2 ml de serum. Apres extraction selon deux techniques differentes, les anticonvulsivants sont chromatographies, sans purification prealable, sur une colonne remplie avec 3% d'OV 17, avec ou sans formation de dérivés methylés. Plusieurs etalons internes sont utilises pour augmenter la fiabilite de la mesure. Se describe un método cuantitativo de cromatograffa de gas‐liquido para la determinaci6n consecutiva de fenitoina, fenobarbital, primidona, feniletilmalonamida, carbamazepina, trimetadiona, dimetadiona. etosuximida, y valproato en una muestra unica de 1.2 ml de suero. Tras su extracci6n del suero mediante dos procedimientos distintos los anticonvulsivos se cromatografian sin purificacion adicional en una columna de 3% OV 17 con o sin formaci6n de derivativo, mediante una metilaci6n “on‐column.” Se utilizan multiples standards internos para in‐crementar la reproductibilidad de la medida de la concentracion de las drogas. Beschreibung einer gaschromatographischen Methode zur quantitativen Bestimmung der Serum‐spiegel von Phenytoin, Phenobarbital, Primidon. Phenylathylamalondiamid, Carbamazepin, Trimethadion, Dimethadion, Ethosuximid, und Valproinsaure. Nach Extraktion aus 1.2 ml Serum in zwei verschiedenen Extraktionsgangen werden die Antikonvulsiva zum Teil underivatisiert, zum Teil mit der “on‐column”– Technik methyliert, auf einer 3% OV 17–Saule chromatographiert. Zur Erhohung der Reproduzier‐barkeit der Konzentrationsbestimmungen werden mehrere interne Standards verwendet. Copyright © 1978, Wiley Blackwell. All rights reserved
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页码:463 / 473
页数:11
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