1991
Temporal relationships between plasma and cerebrospinal fluid pharmacokinetics of levodopa and clinical effect in Parkinson's disease
Olanow CW, Gauger LL, Cedarbaum JM. Temporal relationships between plasma and cerebrospinal fluid pharmacokinetics of levodopa and clinical effect in Parkinson's disease. Annals Of Neurology 1991, 29: 556-559. PMID: 1859185, DOI: 10.1002/ana.410290516.Peer-Reviewed Original ResearchConceptsVentricular cerebrospinal fluidCerebrospinal fluidParkinson's diseasePlasma levodopa concentrationsAdvanced Parkinson's diseaseCerebrospinal fluid pharmacokineticsPharmacokinetics of levodopaCentral nervous systemLevodopa levelsOmmaya reservoirClinical effectsLevodopa effectsParkinsonian patientsLevodopa concentrationsHomovanillic acidNervous systemDrug concentrationsLevodopaDiseaseMotor performancePatientsTime coursePharmacokineticsTemporal relationshipNucleus transplantation
1990
L-Deprenyl, Levodopa Pharmacokinetics, and Response Fluctuations in Parkinson's Disease.
Cedarbaum JM, Silvestri M, Clark M, Harts A, Kutt H. L-Deprenyl, Levodopa Pharmacokinetics, and Response Fluctuations in Parkinson's Disease. Clinical Neuropharmacology 1990, 13: 29. PMID: 2106391, DOI: 10.1097/00002826-199002000-00003.Peer-Reviewed Original ResearchConceptsParkinson's diseaseResponse fluctuationsL-deprenylTherapeutic response fluctuationsTotal levodopa doseOpen-label trialPlasma levodopa concentrationsPlasma levodopa levelsEffect of deprenylWeeks of treatmentDaily levodopaLevodopa doseLevodopa pharmacokineticsPeripheral pharmacokineticsAction of MAOLevodopa treatmentMost patientsDOPAC levelsLevodopa levelsDopaminergic activityLevodopa concentrationsMild endDose failureTherapeutic actionPatients
1988
Controlled-Release Levodopa/Carbidopa III: Sinemet CR5 Treatment of Response Fluctuations in Parkinson's Disease.
Cedarbaum JM, Hoey M, Kutt H, McDowell FH. Controlled-Release Levodopa/Carbidopa III: Sinemet CR5 Treatment of Response Fluctuations in Parkinson's Disease. Clinical Neuropharmacology 1988, 11: 168. PMID: 3378225, DOI: 10.1097/00002826-198804000-00008.Peer-Reviewed Original ResearchConceptsSinemet CR4Parkinson's diseasePeak plasma levodopa concentrationResponse fluctuationsOpen-label studyAdvanced Parkinson's diseasePlasma levodopa concentrationsStandard SinemetInterdose intervalDaily dosesTherapeutic responseLevodopa concentrationsSame patientLabel studyDiseaseRelative bioavailabilityPatientsGreater delayTreatmentSinemetLevodopaDoses
1987
Clinical Pharmacokinetics of Anti-Parkinsonian Drugs
Cedarbaum J. Clinical Pharmacokinetics of Anti-Parkinsonian Drugs. Clinical Pharmacokinetics 1987, 13: 141-178. PMID: 3311529, DOI: 10.2165/00003088-198713030-00002.Peer-Reviewed Original ResearchConceptsAnti-parkinsonian agentsAnti-parkinsonian drugsClinical PharmacokineticsParkinson's diseaseDirect acting dopamine receptor agonistsLarge neutral amino acidsResponse fluctuationsAnti-parkinsonian actionLittle pharmacokinetic dataPharmacodynamics of levodopaTherapeutic response fluctuationsPlasma levodopa concentrationsDopamine receptor agonistsPotential drug toxicityClass of drugsMechanism of actionParkinsonian populationRenal functionPharmacokinetic considerationsUnchanged drugBrain uptakeReceptor agonistRenal excretionShort eliminationLevodopa concentrations