2025
Switching from menthol to non-menthol cigarettes does not impact acute responses to intravenous nicotine
Wolkowicz N, Parida S, Gueorguieva R, Sofuoglu M. Switching from menthol to non-menthol cigarettes does not impact acute responses to intravenous nicotine. Pharmacology Biochemistry And Behavior 2025, 249: 173985. PMID: 40010441, DOI: 10.1016/j.pbb.2025.173985.Peer-Reviewed Original ResearchConceptsContinuous Performance TestResponse to nicotineNicotine infusionNon-menthol cigarettesAcute responses to nicotineExperimental sessionsIntravenous nicotine infusionsNicotine metabolite ratioSmoking conditionsDaily cigarette smokingTobacco withdrawalWithdrawal severitySmoking urgesNicotine administrationCigarette consumptionIntravenous nicotineSmoking menthol cigarettesDrug effectsNicotineReduce cigarette consumptionHeart rate responseMetabolite ratiosBlood levelsPrimary outcomeInfusion period
2023
Threshold for the Pleasurable Effects of Nicotine Are Lower Than Its Reinforcing Effects During Self-Administration
MacLean RR, Eid T, Parida S, Gueorguieva R, DeVito EE, Sofuoglu M. Threshold for the Pleasurable Effects of Nicotine Are Lower Than Its Reinforcing Effects During Self-Administration. Experimental And Clinical Psychopharmacology 2023, 31: 37-45. PMID: 35254839, PMCID: PMC9448824, DOI: 10.1037/pha0000556.Peer-Reviewed Original ResearchConceptsNicotine metabolite ratioDose of nicotineNicotine reinforcementSubjective effectsDiscriminative stimulus effectsHeart rate increaseDoses of nicotineSelf-administration procedureSubjective positive effectsDaily smokersBaseline cravingIntravenous nicotineOvernight abstinenceCigarette cravingDrug effectsMetabolite ratiosStimulus effectsSecondary analysisPlaceboSelf-AdministrationNicotine choiceTobacco productsNicotinePleasurable effectsYoung adults
2012
Rapid Nicotine Clearance is Associated with Greater Reward and Heart Rate Increases from Intravenous Nicotine
Sofuoglu M, Herman AI, Nadim H, Jatlow P. Rapid Nicotine Clearance is Associated with Greater Reward and Heart Rate Increases from Intravenous Nicotine. Neuropsychopharmacology 2012, 37: 1509-1516. PMID: 22334123, PMCID: PMC3327855, DOI: 10.1038/npp.2011.336.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAnalysis of VarianceCarbon MonoxideChi-Square DistributionChromatography, High Pressure LiquidCotinineDose-Response Relationship, DrugHeart RateHumansHydrocortisoneInjections, IntravenousMaleMiddle AgedNicotineNicotinic AgonistsSingle-Blind MethodSubstance Withdrawal SyndromeTandem Mass SpectrometryTime FactorsYoung AdultConceptsHigher nicotine metabolite ratioNicotine metabolite ratioHeart rate increaseCessation treatmentNicotine clearanceOvernight abstinenceGood drug effectBlood pressure measuresDiastolic blood pressure measuresEffects of nicotinePoor treatment responseNicotine dependence scoresTreatment-seeking smokersGreater heart rate increaseIntravenous dosesNicotine patchPoor outcomeNicotine rewardDrug likingFagerstrom TestTreatment outcomesIntravenous nicotineTreatment responseCigarette cravingHeart rate
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