2022
Development of pulsed intravenous nicotine infusions as a model for inhaled nicotine in humans
De Aquino JP, DeVito EE, Xie C, Meyerovich J, Parida S, Gueorguieva R, Sofuoglu M. Development of pulsed intravenous nicotine infusions as a model for inhaled nicotine in humans. Psychopharmacology 2022, 239: 2809-2818. PMID: 35554617, DOI: 10.1007/s00213-022-06162-0.Peer-Reviewed Original ResearchImpact of delivery rate on the acute response to intravenous nicotine: A human laboratory study with implications for regulatory science
De Aquino JP, MacLean RR, Gueorguieva R, DeVito EE, Eid T, Sofuoglu M. Impact of delivery rate on the acute response to intravenous nicotine: A human laboratory study with implications for regulatory science. Addiction Biology 2022, 27: e13161. PMID: 35229960, PMCID: PMC8903077, DOI: 10.1111/adb.13161.Peer-Reviewed Original ResearchConceptsAbuse potentialPositive subjective drug effectsSubjective drug effectsHuman laboratory studiesPositive subjective effectsAttention functionSmoking urgesOvernight abstinencePotential therapeutic effectsEffects of nicotineHeart rate increaseDelivery rateDependent smokersExperimental sessionsSubjective effectsNicotine dependenceIntravenous nicotineBlood pressureSaline infusionAcute effectsTherapeutic effectHeart rateDrug effectsAcute responseCrossover design
2021
Threshold dose for intravenous nicotine self-administration in young adult non-dependent smokers
MacLean RR, DeVito EE, Eid T, Parida S, Gueorguieva R, Sofuoglu M. Threshold dose for intravenous nicotine self-administration in young adult non-dependent smokers. Psychopharmacology 2021, 238: 2083-2090. PMID: 33796907, PMCID: PMC8715498, DOI: 10.1007/s00213-021-05833-8.Peer-Reviewed Original ResearchConceptsDose of nicotineNicotine reinforcementHigh doseSubjective effectsHuman laboratory studiesYoung adult smokersNicotine self-administration modelNon-dependent smokersOvernight nicotine abstinenceEffects modelSelf-administration modelSelf-administration procedureNicotine doseAdult smokersMethodsYoung adultsObjectivesThe current studyNicotine abstinenceNicotine addictionHigh dosesLow dosesPlaceboThreshold doseReinforcement thresholdTobacco productsDose
2019
Randomized placebo-controlled trial of galantamine in individuals with cocaine use disorder
DeVito EE, Carroll KM, Babuscio T, Nich C, Sofuoglu M. Randomized placebo-controlled trial of galantamine in individuals with cocaine use disorder. Journal Of Substance Use And Addiction Treatment 2019, 107: 29-37. PMID: 31757262, PMCID: PMC6918721, DOI: 10.1016/j.jsat.2019.08.009.Peer-Reviewed Original ResearchConceptsCocaine use disorderSignificant treatment group differencesUse disordersEfficacy of galantamineTreatment-seeking cocaine usersCurrent cocaine use disordersGroup differencesCocaine use outcomesSample of individualsTreatment group differencesComorbid opioid use disorderMethadone-maintained individualsMemory capacityAbstinent individualsCocaine useCognitive improvementCognitive outcomesCocaine use reductionCognitive functionUse outcomesCocaine usersGalantamine groupIndividualsDisordersInitial promiseDouble‐Blind Placebo‐Controlled Trial of Galantamine for Methadone‐Maintained Individuals With Cocaine Use Disorder: Secondary Analysis of Effects on Illicit Opioid Use
Carroll KM, DeVito EE, Yip SW, Nich C, Sofuoglu M. Double‐Blind Placebo‐Controlled Trial of Galantamine for Methadone‐Maintained Individuals With Cocaine Use Disorder: Secondary Analysis of Effects on Illicit Opioid Use. American Journal On Addictions 2019, 28: 238-245. PMID: 31165574, PMCID: PMC9078084, DOI: 10.1111/ajad.12904.Peer-Reviewed Original ResearchConceptsMethadone-maintained individualsOpioid useSecondary analysisMultiple drugsConcurrent cocaine dependenceTrial of galantaminePlacebo-controlled trialDouble-blind placeboIllicit opioid useRandomized clinical trialsCocaine use disorderGalantamine's effectFuture trialsClinical trialsUrine specimenUrine specimensUse disordersOpioidsCholinesterase inhibitorsMaintenance settingCocaine useCocaine dependencePlaceboConcurrent useGalantamine
2018
Minocycline does not affect experimental pain or addiction-related outcomes in opioid maintained patients
Arout CA, Waters AJ, MacLean RR, Compton P, Sofuoglu M. Minocycline does not affect experimental pain or addiction-related outcomes in opioid maintained patients. Psychopharmacology 2018, 236: 2857-2866. PMID: 30564869, PMCID: PMC6581631, DOI: 10.1007/s00213-018-5146-7.Peer-Reviewed Original ResearchConceptsOpioid-induced hyperalgesiaCold pressor testOpioid use disorderSerum cytokinesPain thresholdUse disordersAddiction-related outcomesProinflammatory serum cytokinesActivation of microgliaSeverity of painEcological momentary assessmentEnd of treatmentHuman laboratory studiesTest sessionsOpioid cravingMinocycline treatmentOpioid toleranceAgonist treatmentPain sensitivityVisit 1Minocycline effectsPressor testExperimental painPreclinical studiesGo/No-Go task
2015
Intravenous Nicotine Self-Administration in Smokers: Dose–Response Function and Sex Differences
Jensen KP, DeVito EE, Valentine G, Gueorguieva R, Sofuoglu M. Intravenous Nicotine Self-Administration in Smokers: Dose–Response Function and Sex Differences. Neuropsychopharmacology 2015, 41: 2034-2040. PMID: 26717881, PMCID: PMC4908640, DOI: 10.1038/npp.2015.373.Peer-Reviewed Original ResearchConceptsBlood pressureHeart rateFemale smokersRandomized double-blind crossover designDouble-blind crossover designSubjective effectsTobacco-dependent subjectsSex differencesDiastolic blood pressureIntravenous Nicotine Self-AdministrationSelf-administration ratesNicotine Self-AdministrationDose-response functionNicotine dosesNicotine doseTobacco dependenceIntravenous nicotineCrossover designSelf-AdministrationReinforcement thresholdSmokersInfusionNicotineForced-choice trialsAversive responsesThe effects of alcohol-containing e-cigarettes on young adult smokers
Valentine GW, Jatlow PI, Coffman M, Nadim H, Gueorguieva R, Sofuoglu M. The effects of alcohol-containing e-cigarettes on young adult smokers. Drug And Alcohol Dependence 2015, 159: 272-276. PMID: 26778759, PMCID: PMC5171208, DOI: 10.1016/j.drugalcdep.2015.12.011.Peer-Reviewed Original ResearchConceptsSubjective drug effectsE-cigarettesDrug effectsAlcohol metabolitesPlasma alcohol levelsUrine ethyl glucuronideLong-term health risksYoung adult smokersAlcohol conditionE-liquidsAcute safetyAdult smokersNicotine intakeAcute changesSafety dataNicotine addictionCrossover designBiochemical measuresAlcohol levelsPsychomotor performanceElectronic cigarettesDexterity testVulnerable populationsEthyl glucuronideMotor performance
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
2001
Depressive symptoms modulate the subjective and physiological response to cocaine in humans
Sofuoglu M, Brown S, Babb D, Hatsukami D. Depressive symptoms modulate the subjective and physiological response to cocaine in humans. Drug And Alcohol Dependence 2001, 63: 131-137. PMID: 11376917, DOI: 10.1016/s0376-8716(00)00199-x.Peer-Reviewed Original ResearchConceptsDepressive symptomsCocaine responseBeck Depression Inventory scoresHigher BDI groupLower BDI scoresDepression Inventory scoresSubclinical depressive symptomsBody weight differencesInpatient studyMajor depressionBDI scoresCocaine use behaviorBDI groupInventory scoresSymptomsCocaineCocaine usersPhysiological responsesGroup differencesEnhanced responseSubjective responsesWeight differencesScoresUse behaviorsResponseProgesterone treatment during the early follicular phase of the menstrual cycle: Effects on smoking behavior in women
Sofuoglu M, Babb D, Hatsukami D. Progesterone treatment during the early follicular phase of the menstrual cycle: Effects on smoking behavior in women. Pharmacology Biochemistry And Behavior 2001, 69: 299-304. PMID: 11420098, DOI: 10.1016/s0091-3057(01)00527-5.Peer-Reviewed Original ResearchConceptsEarly follicular phaseProgesterone treatmentFollicular phaseSmoking behaviorFemale smokersMenstrual cycleProgesterone levelsDose of progesteroneEffect of progesteroneSelf-administration periodMedication treatmentEndogenous estradiolExperimental sessionsExogenous progesteroneNicotine dependenceProgesteroneSubjective effectsSmokersTreatmentEstradiolSubjective responsesCigarettesSecond sessionSubjectsWomenIntravenous cocaine increases plasma epinephrine and norepinephrine in humans
Sofuoglu M, Nelson D, Babb D, Hatsukami D. Intravenous cocaine increases plasma epinephrine and norepinephrine in humans. Pharmacology Biochemistry And Behavior 2001, 68: 455-459. PMID: 11325399, DOI: 10.1016/s0091-3057(01)00482-8.Peer-Reviewed Original ResearchConceptsNorepinephrine concentrationsPlasma epinephrineHeart rate changesBlood pressureCocaine injectionHuman studiesPeak plasma epinephrineSympathoadrenal system activationPlacebo-controlled studyDiastolic blood pressureSystolic blood pressureDose of cocaineMale cocaine usersPlasma norepinephrineEpinephrine levelsSympathoadrenal systemCocaine administrationIntravenous injectionSystem activationIntravenous cocaineEpinephrineConsecutive daysNorepinephrineCocaineCocaine users
2000
Characteristics of research volunteers for inpatient cocaine studies Focus on selection bias
Sofuoglu M, Dudish-Poulsen S, Nicodemus K, Babb D, Hatsukami D. Characteristics of research volunteers for inpatient cocaine studies Focus on selection bias. Addictive Behaviors 2000, 25: 785-790. PMID: 11023020, DOI: 10.1016/s0306-4603(00)00064-2.Peer-Reviewed Original ResearchCarvedilol affects the physiological and behavioral response to smoked cocaine in humans
Sofuoglu M, Brown S, Babb D, Pentel P, Hatsukami D. Carvedilol affects the physiological and behavioral response to smoked cocaine in humans. Drug And Alcohol Dependence 2000, 60: 69-76. PMID: 10821991, DOI: 10.1016/s0376-8716(00)80009-5.Peer-Reviewed Original ResearchConceptsAcute treatmentPlacebo-controlled outpatient studyPhysiological effectsEffects of carvedilolDiastolic blood pressureCocaine-induced increasesNumber of cocaineCarvedilol treatmentBlood pressureOral carvedilolOutpatient studyNoradrenergic systemAdrenergic blockersCrack cocaine usersHeart rateCarvedilolBehavioral responsesCocaineCocaine usersCocaine deliveryTreatmentSubjective responsesTreatment conditionsResponseHumansIndividual Differences in the Subjective Response to Smoked Cocaine in Humans
Sofuoglu M, Brown S, Dudish-Poulsen S, Hatsukami D. Individual Differences in the Subjective Response to Smoked Cocaine in Humans. The American Journal Of Drug And Alcohol Abuse 2000, 26: 591-602. PMID: 11097194, DOI: 10.1081/ada-100101897.Peer-Reviewed Original ResearchConceptsHeart rateBaseline Beck Depression Inventory scoresSubjective responsesBeck Depression Inventory scoresDiastolic blood pressureCocaine deliveryEffects of cocaineDepression Inventory scoresCocaine-dependent participantsBlood pressureMale sexCocaine use behaviorBody weightCocaine useSmoked CocaineAlcohol useInventory scoresCocaineCocaine usersPredictors of cardiovascular response to smoked cocaine in humans
Sofuoglu M, Nelson D, Dudish-Poulsen S, Lexau B, Pentel P, Hatsukami D. Predictors of cardiovascular response to smoked cocaine in humans. Drug And Alcohol Dependence 2000, 57: 239-245. PMID: 10661674, DOI: 10.1016/s0376-8716(99)00055-1.Peer-Reviewed Original ResearchConceptsCardiovascular responsesHeart rateHigher baseline blood pressureLong-term cocaine useCocaine useDiminished cardiovascular responseBaseline blood pressureBlood pressure changesAfrican American raceGreater cardiovascular responseCurrent cocaine useHigher body weightCardiovascular complicationsCurrent marijuana useBlood pressureMale sexCocaine administrationCurrent cocaineAmerican raceBody weightCocaineCocaine usersMarijuana usePredictorsPressure changes
1999
Sex and Menstrual Cycle Differences in the Subjective Effects From Smoked Cocaine in Humans
Sofuoglu M, Dudish-Poulsen S, Nelson D, Pentel P, Hatsukami D. Sex and Menstrual Cycle Differences in the Subjective Effects From Smoked Cocaine in Humans. Experimental And Clinical Psychopharmacology 1999, 7: 274-283. PMID: 10472516, DOI: 10.1037/1064-1297.7.3.274.Peer-Reviewed Original ResearchEffects of phenytoin on cocaine self-administration in humans1Portions of this report were presented at the 59th Annual Scientific Meeting of the College on the Problems of Drug Dependence, Nashville, June 1997.1
Sofuoglu M, Pentel P, Bliss R, Goldman A, Hatsukami D. Effects of phenytoin on cocaine self-administration in humans1Portions of this report were presented at the 59th Annual Scientific Meeting of the College on the Problems of Drug Dependence, Nashville, June 1997.1. Drug And Alcohol Dependence 1999, 53: 273-275. PMID: 10080053, DOI: 10.1016/s0376-8716(98)00140-9.Peer-Reviewed Original ResearchConceptsEffects of phenytoinSingle oral loading doseOral loading dosePlacebo treatment groupsEffects of cocaineHuman laboratory modelLoading doseSignificant treatment effectCocaine administrationTreatment groupsDrug dependencePhenytoinPilot studyCocaineAnnual Scientific MeetingTreatment effectsSubjective responsesScientific meetingsPlacebo
1998
Effects of cotinine on cigarette self-administration
Hatsukami D, Lexau B, Nelson D, Pentel P, Sofuoglu M, Goldman A. Effects of cotinine on cigarette self-administration. Psychopharmacology 1998, 138: 184-189. PMID: 9718288, DOI: 10.1007/s002130050661.Peer-Reviewed Original ResearchConceptsDoses of cotinineWithdrawal symptomsCigarette withdrawal symptomsEffects of cotinineNicotine serum levelsSelective modulatory effectNicotine withdrawal symptomsNumber of cigarettesEffects of nicotineMetabolite of nicotineSubjective responsesNicotine patchSerum levelsCigarette smokingNicotine intakeModulatory effectsCarbon monoxide levelsCotinineRandomized orderPlaceboBeneficial effectsCigarettesOutcome variablesDosesSymptoms
1996
Development of obsessive symptoms during nefazodone treatment
Sofuoglu M, Debattista C. Development of obsessive symptoms during nefazodone treatment. American Journal Of Psychiatry 1996, 153: 577b-578. PMID: 8599413, DOI: 10.1176/ajp.153.4.577b.Peer-Reviewed Original Research