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Prescription Drug Abuse Epidemic: A Nation in Crisis Arkansas Drug Court Conference April 9, 2015 Michael Mancino, M.D. Program Director UAMS Center for Addiction Services and Treatment
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This Presentation Reviews Part I: The problem Part II: Potential solutions
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Part II: Potential Solutions Reasons for prescription drug misuse Factors in prescription drug misuse Intervention strategies Treatment
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Definitions Misuse Non-medical use Abuse Dependence/Addiction
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Prescriptions Misuse Incorrect use –By patient Mismanaged –By physicians D ated D uped D isabled D ishonest Non-medical Illegal use Not prescribed Took for euphoria Most commonly used In US, age 12 +: Past month 2% Lifetime: 14% © AMSP
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Abuse Not if dependent 1 in 12 months: – –Failure to fulfill role – –Use in hazardous situations – –Legal problems – –Use despite problems © AMSP
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Dependence 3 + in same 12 months – –Tolerance – –Withdrawal – –Larger and Longer use than intended – –Can’t quit – –Much time obtaining, using, or recovering – – activities – –Continued use despite problems
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Non-medical use Most common agents - Stimulants - Sedative/hypnotics - Pain relievers
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Non-medical use 2013 National Survey on Drug Use and Health (NSDUH) – –7 % youth 12-17 lifetime non-medical use 2013 NSDUH – –20 % young adults 18-25 lifetime non- medical use
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Non-medical Stimulant Use 2014 Monitoring the Future Study (MTF) – –9 % past year non-medical use of Ritalin/Adderall in 12 graders Diversion – –25 % students giving/selling Ritalin – –27 % gave away or “loaned” medication
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Emergency Department Visits 2009 Drug Abuse Warning Network (DAWN) 4.6 million drug-related ED visits 45 % were drug misuse – –27 % non-medical use of pharmaceuticals – – 50 % of these were opioid analgesics
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Prescription Opioids
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Epidemiology Heroin Use National Household Survey on Drug Use and Health (NSDUH 2013) 681,000 Americans used heroin at least once 169,000 new users Prescription Opioids (NSDUH 2013) 4.5 million used opioid analgesics non-medically $72 billion cost in 2007 In 2009 Drug OD deaths > MVA deaths
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Arkansas NSDUH Data 2012-2013 Data for ages 12 and older Past year non-medical use: 131,000 or 7 % of the Arkansas population 60,000 (2.5%) of Arkansans reported needing but NOT receiving treatment for illicit drug use Admissions to treatment for opiates in Arkansas (TEDS) 200620072010 Heroin404053 Other opiates77811861707
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Opioid dependence: Treatment Gaps Patients with dependence (NSDUH-2013) Pain relievers: 1.9 million Heroin: 517,000 Less than half received any treatment Detoxification: limited effectiveness Access to treatment restricted
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Case Study 55 Y/O male Physician High intelligence Amphetamine dependent Multiple prior treatments Negative consequences: unemployed Repeated relapses Wants to quit 21 © AMSP
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How Are Decisions Made? 22 Mental process Neurocognitive Involves 3 stages Interconnected Experience-driven © AMSP
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23 Stage 1: Stimulus Assessment Preference Valence Salience Context © AMSP
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24 Stage 1: Assessment Stage 2: Execution Action selection Action performance © AMSP
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25 Stage 3: EFFECT!! Evaluation/feedback: pros and cons of choice © AMSP
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26 Stage 1: Assessment Stage 2: Execution Stage 3: Effect Stage 3: Learning © AMSP
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Stages in the Case 27 Stage 2 (Execution) Became obsessed Unable to fight impulse Stage 3 (Effect & Learning) Use pleasure, relief drug use reinforced Stage 1 (Assessment) Saw friend use Frustrated/stressed © AMSP
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AccVTA FCX AMYG VP ABN Raphé LC GLU GABA ENK OPIOID GABA DYN 5HT NE HIPP PAG RETIC To dorsal horn END DA GLU Opiates ICSS Amphetamine Cocaine Opiates Cannabinoids Phencyclidine Ketamine Opiates Ethanol Barbiturates Benzodiazepines Nicotine Cannabinoids OPIOID HYPOTHAL LAT-TEG BNST NE CRF OFT
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Dopamine Salience Cost benefit analysis 29 Action Inhibitory control ‘High’ Learning © AMSP Stage 1: Assessment Stage 2: Execution Stage 3: Effect & Learning
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30 Glutamate Learning Stimulus Preference © AMSP Stage 1: Assessment Stage 2: Execution Stage 3: Learning
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31 Noradrenaline Stress response Sympathetic NS CRF release Focus on task Exploration © AMSP Stage 1:Assessment Stage 2: Execution Stage 3: Learning
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32 Decision Making In SUDs Failure at any of 3 stages Biological root Possible pre-morbid deficits Worsened by drug use DA release to reward DA receptor density NA and CRF to stress © AMSP
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33 Assessment Deficits Response to cue Preference,short-term reward/”high” Stress, cue salience © AMSP
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Execution Deficits Habitual actions favored Can’t see other options Inhibitory control Can’t hold back 34 © AMSP
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Execution Deficits Habitual actions favored Can’t see other options Inhibitory control Can’t hold back 35 © AMSP
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Effect/Learning Deficits Imbalanced reward encoding First drug use, reward Once dependent o o Drug reward o o Further drug consumption Learning from negative 36 © AMSP
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Case Study Assessment: preference for drug Execution: inhibitory control Effect: / response to drug Learning: response neg consequence 37 © AMSP
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Two States of Concern Intoxication Withdrawal
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Opioid Intoxication Miosis (Except Demerol-Ciliary body paralysis-mydriasis) Nodding Hypotension Depressed Respiration Bradycardia Euphoria Floating Feeling
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Opiate Withdrawal Early Lacrimation Yawning Rhinorrhea Sweating Middle Restless Sleep Dilated Pupils Anorexia Piloerection (term cold turkey) Irritability Tremor
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Late Opiate Withdrawal ↑ all previous S/S Tachycardia Hypertension Nausea/vomiting Diarrhea Abdominal cramps Abdominal cramps Labile mood Labile mood Depression Depression Muscle spasm Muscle spasm Weakness Weakness Bone pain Bone pain
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Depressant Intoxication Disinhibition of normal social functioning (excessive talking, showing off) Loss of memory Confusion Disorientation Movement not coordinated Progressive lethargy Coma Ultimately shutdown respiratory centers (death)
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Depressant Withdrawal Symptoms – –Sweating – –Anxiety – –Tremor agitation – –Nausea – –Headache – –Increased Vital Signs –Hallucinations –Seizures –Delirium (Delirium Tremens, DT’s) –Unstable Vital Signs –Death
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Stimulant Intoxication Mild intoxication – heightened alertness, elevated mood, euphoria, grandiosity, talkativeness, increased energy, dilated pupils, tremor, increased reflexes, bruxism, increased blood pressure and heart rate (can look like mania), emotional and behavioral lability Moderate intoxication – may involve agitation, hallucinations (AH/VH/TH)
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Stimulant Withdrawal Symptoms - Dysphoria - Irritability - Fatigue - Insomnia (may mimic depression)
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Part I: The Problem Definitions Epidemiology What is going on In the brain In the body
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Questions?
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Prescription Drug Abuse Epidemic: A Nation in Crisis Arkansas Drug Court Conference April 9, 2015 Michael Mancino, M.D. Program Director UAMS Center for Addiction Services and Treatment
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This Presentation Reviews Part I: The problem Part II: Potential solutions
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Part II: Potential Solutions Reasons for prescription drug misuse Factors in prescription drug misuse Intervention strategies Treatment
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Non-Medical Stimulant Use
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Non-medical Use Rx Opioids
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High School Seniors Rx Opioids
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Pain Relief Non-medical Pain Relief
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Angst? Generational Angst?
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Part II: Potential Solutions Reasons for prescription drug misuse Factors in prescription drug misuse Intervention strategies Treatment
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Factors Contributing Factors
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Protective Factors Parental discussion about risks Gatekeeper access to Rx drugs School based programs – –Science curriculum – –Media awareness training Pharmaceutical approaches
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Awareness of Teens “Lingo” Pharming Pilz Pharm parties Trail mix or M & M’s Chill pills Big boy
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Part II: Potential Solutions Reasons for prescription drug misuse Factors in prescription drug misuse Intervention strategies Treatment
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Prevention Exposure Target high-risk Adolescents Adolescents Genetically vulnerable Genetically vulnerable Cognitive probs (schizophrenia, brain injury) Cognitive probs (schizophrenia, brain injury) Stress reactive (depressed/anxious) Stress reactive (depressed/anxious) 62 © AMSP
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Intervention School Nurses School Nurses Computerized, involve parents Computerized, involve parents Cognitive Behavioral Therapy Cognitive Behavioral Therapy Motivational Interviewing Motivational Interviewing Medication Assisted Treatment Medication Assisted Treatment
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Part II: Potential Solutions Reasons for prescription drug misuse Reasons for prescription drug misuse Factors in prescription drug misuse Factors in prescription drug misuse Intervention strategies Intervention strategies Treatment Treatment
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MEDICATION/PSYCHOSOCIAL
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Medications Drug cue effect 67 Naltrexone (AUDs), opioid blocker DA release Craving Relapse © AMSP
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Medications Negative emotional states drug craving 68 Methadone/Buprenorphine (opioid use disorder) Withdrawal/craving Brain stress response/ anxiety Treat co-occurring disorders © AMSP
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69 Medications Drug reward Under development Cocaine & nicotine vaccines Abs block drug entry into brain © AMSP
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Impact of Maintenance Treatment Reduction death rates (Grondblah, ‘90) Reduction IVDU (Ball & Ross, ‘91) Reduction crime days (Ball & Ross) Reduction rate of HIV seroconversion (Bourne, ‘88; Novick ‘90,; Metzger ‘93) Reduction relapse to IVDU (Ball & Ross) Improved employment, health, & social function
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Psychotherapies Contingency Management Therapy Reward changes behaviors Learn abstinence earn $$$ Relapse Prevention Therapy Identify triggers Learn avoidance 71 © AMSP
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Part II: Potential Solutions Reasons for prescription drug misuse Factors in prescription drug misuse Intervention strategies Treatment
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Questions?
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