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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1990-9-12
pubmed:abstractText
A sensitive and selective high-performance liquid chromatographic (HPLC) method was developed for the determination of the mucoregulatory drug CO/1408 in plasma and urine. Samples containing an internal standard were prepared for analysis using a simple clean-up procedure based on Extrelut solid-phase extraction and chromatographed using a reversed-phase analytical column. Isocratic elution with a mobile phase consisting of 25 mM phosphate buffer (pH 2.5)-acetonitrile-methanol [85:10:5 or 87:9:4 (v/v) for plasma or urine analysis, respectively] was effected at a flow-rate of 0.8 ml/min. The eluate was monitored with an ultraviolet-visible variable-wavelength detector at 200 nm. The limit of quantification for the assay of CO/1408 was 80 ng/ml for plasma and 1 per 0.1 ml for urine samples. In spite of the high solubility of CO/1408 in water, the recovery from plasma and urine was very good and reproducible. The method was found to be applicable to pharmacokinetic studies of the drug in the rat.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0021-9673
pubmed:author
pubmed:issnType
Print
pubmed:day
16
pubmed:volume
507
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
227-34
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1990
pubmed:articleTitle
High-performance liquid chromatographic determination of the mucoregulatory drug CO/1408 in rat plasma and urine.
pubmed:affiliation
Department of Biochemistry and Pharmacokinetics, Camillo Corvi SpA, Piacenza, Italy.
pubmed:publicationType
Journal Article