Journal of chromatography. B, Biomedical applications, 682(2), 283-288 (1996-07-12)
An electron-capture gas chromatographic procedure was developed for the analysis of 4-(4-chlorophenyl)-4-hydroxypiperidine (CPHP), a metabolite of haloperidol. The assay involved basic extraction of this metabolite from the biological samples, followed by back-extraction with HCl. After basification of the acid phase
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 25(4-5), 387-393 (2005-05-17)
The purpose of the study was to investigate the suitability of polyacrylic acid (PAA) as a carrier in solid dispersions, with the aim to delay crystallization of basic drugs and improve their dissolution behaviour. The physicochemical properties were investigated in
Haloperidol is extensively used in current psychiatric practice for the treatment of various psychotic disorders. However, this substance is known to be toxic and sometimes cause poisoning despite its generally positive therapeutic effect. Moreover, some of its metabolites also possess
4-(4-Chlorophenyl)-4-hydroxypiperidine (CPHP), one of the metabolites of haloperidol, is considered to exhibit brain toxicity. CPHP concentrations in plasma and tissue homogenates (each 200 microL) from rats were analyzed by HPLC fluorescence detection after pre-column derivatization with 4-fluoro-7-nitro-2,1,3-benzoxadiazole (NBD-F). After basic
Journal of the American Society for Mass Spectrometry, 13(3), 204-208 (2002-03-23)
Sonic spray ionization (SSI) was compared with atmospheric pressure chemical ionization (APCI) as an interface of high-performance liquid chromatography (HPLC)-mass spectrometry (MS) for sensitive analyses of a neuroleptic drug, haloperidol and its two metabolites, such as reduced haloperidol and 4-(4-chlorophenyl)-4-hydroxypiperidine
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