Zobrazeno 1 - 10
of 12
pro vyhledávání: '"M. R. Dobrinska"'
Publikováno v:
Journal of Chromatography. 308:251-259
The pivaloyloxyethyl ester of methyldopa is an antihypertensive prodrug possessing improved bioavailability properties over methyldopa. A sensitive cation-exchange, high-performance liquid chromatographic assay using electrochemical detection has bee
Publikováno v:
Biopharmaceutics & Drug Disposition. 12:571-576
The influence of concomitant food intake on plasma concentrations of the antidepressant drug fluvoxamine maleate was investigated in a two-way, crossover study design. Eight male and four female healthy, young volunteers received a single oral dose o
Publikováno v:
Rapid communications in mass spectrometry : RCM. 10(9)
MK-0462 (rizatriptan) is a 5HT1D agonist being developed for the treatment of migraine. The assay for this substance in plasma and urine is based on HPLC with tandem mass spectrometry (MS/MS) detection. The procedure has been modified to include the
Autor:
H, Cheng, J D, Rogers, A E, Sweany, M R, Dobrinska, E A, Stein, A C, Tate, R D, Amin, H, Quan
Publikováno v:
Pharmaceutical research. 9(12)
The effects of age and of gender on the plasma profiles of HMG-CoA reductase inhibitors following separate once-a-day dosage regimens (17 days) of lovastatin (80 mg/day) and simvastatin (40 mg/day) were studied in hypercholesterolemic patients. In ge
Autor:
Walfred S. Saari, D. W. Cochran, M. R. Dobrinska, S. L. Gaul, D. C. Titus, Wasyl Halczenko, C. S. Sweet, W. C. Vincek
Publikováno v:
Journal of Medicinal Chemistry. 27:713-717
The (5-methyl-2-oxo-1,3- dioxol -4-yl)methyl and (5-tert-butyl-2-oxo-1, 3- dioxol -4-yl)methyl esters of 3-hydroxy-alpha-methyltyrosine (methyldopa) were prepared and evaluated as progenitors of the amino acid. 1H NMR experiments reveal that the este
Autor:
M. R. Dobrinska, J. Demetriades, Eckhard Beubler, W. R. Kukovetz, J. A. Bolognese, H. Lorraine Leidy, H. J. Gomez
Publikováno v:
Journal of Pharmacokinetics and Biopharmaceutics. 10:587-600
A prodrug of methyldopa, the pivaloyloxyethyl (POE) ester, was administered orally to healthy human volunteers at doses equivalent to 500 and 1000 mg of methyldopa and was compared to oral and intravenous doses of methyldopa. The time courses of avai
Publikováno v:
Clinical Pharmacology and Therapeutics. 42:82-88
In normal humans sulindac, a prodrug, undergoes two major biotransformations: irreversible oxidation to the inactive sulfone metabolite and reversible reduction to the pharmacologically active sulfide metabolite. To assess any effect of end-stage ren
Publikováno v:
Clinical pharmacology and therapeutics. 33(2)
Four subjects were studied by continuous intraduodenal sampling to establish the existence and determine the extent of enterohepatic recirculation of sulindac and its sulfide and sulfone metabolites. Sulindac, 200 mg by mouth, was given every 12 hr f
Publikováno v:
Clinical pharmacology and therapeutics. 22(5 Pt 1)
An example from the literature has been used to demonstrate errors involved in calculating drug clearance by inappropriate use of the apparent drug distribution volume Vdext. The Vdext is always an overestimate of the true volume of distribution in a
Autor:
M. R. Dobrinska
Publikováno v:
Journal of clinical pharmacology. 29(7)
Review on the processes of biliary excretion and enterohepatic circulation of drugs and the pharmacokinetic and pharmacodynamic consequences thereof