Respect Reason Recognition Resolution Referral Respect
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7/10/2019 #FSHP2019 Disclosure #FSHP2019 I do not have (nor does any immediate family member have): Shining Light on the MATter: – a vested interest in or affiliation with any corporate organization offering financial support or grant monies Emergency Department Management of Opioid Withdrawal for this continuing education activity – any affiliation with an organization whose philosophy Nick Scaturo, PharmD could potentially bias my presentation Sarasota Memorial Hospital 12 #FSHP2019 #FSHP2019 Pharmacist Objectives Technician Objectives • Review the history of the opioid epidemic and the resulting implications for emergency departments (ED) • Explain the pathogenesis of AOW • Explain the pathogenesis of acute opioid withdrawal • List traditionally used treatments options for AOW (AOW) • Describe newer treatment options for AOW • Appraise literature surrounding different treatment options for AOW • Describe limitations to classical treatment modalities for AOW • Create evidence-based strategies for the treatment of AOW in the ED 34 #FSHP2019 #FSHP2019 The 5 R’s of Opioid Withdrawal Respect Reason Recognition Resolution Referral Respect 56 1 7/10/2019 #FSHP2019 #FSHP2019 “No one dies from opioid withdrawal” 78 #FSHP2019 #FSHP2019 Drug-Related Poisoning Death Risk by Intervention 2.5 2 Naloxone Administration by EMS 1.5 = 1 10% mortality within 1 year 0.5 Adjusted Hazard Ratio 0 No Treatment Psychological Psychological Intervention Only Intervention & Opiod Agonist Treatement Intervention Weiner SG et al. Ann Emerg Med 2017;70:S158. Pierce et al. Addiction 2015;111:298-308. 910 #FSHP2019 #FSHP2019 Timeline of Important Events NEJM letter Oxycontin CMS JACHO HCAHPS claiming low risk hits the institutes removes pain revision 2009 2007 1980 1997 of addiction market HCAHPS management 2017 with opioid use standards Reason 1980 1990 2000 2010 2015 JACHO 2007 1986 2012 2017 Portenoy’s 2001 institutes Purdue pleads Portenoy case report pain guilty to retracts Bibliometric published standards misbranding statements analysis NEJM: New England Journal of Medicine; JACHO: Joint Commission on Accreditation of Healthcare Organizations; CMS: Centers for Medicare and Medicaid Services; HCAHPS: Hospital Consumer Assessment of Healthcare Providers and Systems 11 12 2 7/10/2019 #FSHP2019 #FSHP2019 NEJM Letter Bibliometric Analysis Porter J, Jick H. NEJM 1980;302(2):123. Leung P et al. NEJM 2017; 376:2194-2195. 13 14 #FSHP2019 #FSHP2019 Portenoy’s Case Series Purdue Pharma’s OxyContin • Aggressive marketing • Retrospective review of 38 non-malignant, chronic pain • All expenses paid conferences patients • Targeting highest opioid prescribers • 2/38 patients had problems with management, but noted • that these patients had a history of drug abuse Bonus system for sales reps • Branded promotional items • Conclusion: opioids are a safe and more humane alternative than surgery or no treatment in patients with • Misrepresentation of addiction risk intractable, non-malignant pain and no history of drug • “Risk of addiction less than 1%” abuse • Package insert: • “Delayed absorption is believed to reduce abuse liability of the drug” Portenoy RK et al. Pain 1986; 25(2):171-86. Van Zee, A. Am J Public Health 2009; 99(2):221-227. 15 16 #FSHP2019 #FSHP2019 Purdue Settlement Joint Commission • $634.5 million dollar settlement • Pain Management Standards introduced in 2001 • Estimated sales of OxyContin total $35 billion • Necessitated quantitative pain assessments in all patients • Additional settlement in 3/2019 with state of Oklahoma for $270 million • Unintended consequences • Increased opioid prescribing • 1600 additional cases have been filed against the • Fear of decreased federal funding if benchmarks not met company • Increased opioid over-sedation and fatal respiratory • Potential for bankruptcy of company depression • Standards removed in 2009 Van Zee, A. Am J Public Health 2009; 99(2):221-227. Jones MR. Pain Ther 2018; 7:13-21. https://www.npr.org/sections/health-shots/2019/03/26/706848006/purdue-pharma-agrees-to-270-million-opioid-settlement-with-oklahoma Baker DW. The Joint Commission 2017: 1-10. 17 18 3 7/10/2019 #FSHP2019 #FSHP2019 HCAHPS HCAHPS Revisions • Patient satisfaction survey required by CMS • Medication-based questions Old • Did you need medicine for pain? established in 2006 • How often was your pain well controlled? • How often did the hospital staff do everything they • Impacts (2006) could to help you with your pain? • Results are publically reported • Patient’s perception impacts institution’s reputation • Communication-based questions • CMS reimburses based on results • Did you have any pain? New • How often did hospital staff talk with you about • Valued-based purchasing how much pain you had? • How often did hospital staff talk with you about (2017) how to treat your pain? Thompson CA. Am J Health-Syst Pharm 2017; 74(23):1924-26. Thompson CA. Am J Health-Syst Pharm 2017; 74(23):1924-26. 19 20 #FSHP2019 #FSHP2019 Roots of the Opioid Epidemic Definitions Tolerance Dependence Low-quality Misguided evidence regulatory Addiction perpetuated Aggressive pressure pharmaceutical industry marketing Withdrawal Kosten TR et al. Sci Pract Perspect 2002; 1(1):13-20. 21 22 Opioids in the Brain #FSHP2019 #FSHP2019 Opioid PFC PFC Addiction PFC: Prefrontal cortex Addiction VTA: Ventral tegmental area Simplified NAc: Nucleus accumbens VTA PFC: Prefrontal cortex (Psychological D: Dopamine Symptoms) VTA: Ventral tegmental area NAc: Nucleus accumbens NAc LC: Locus ceruleus LC Dependence NAc (Physical Symptoms) Kosten TR et al. Sci Pract Perspect 2002; 1(1):13-20. 23 24 4 7/10/2019 Opioid Withdrawal Simplified #FSHP2019 #FSHP2019 NE NE NE Mu NE NE NE NE NE NE NE Recognition NE NE NE NE NE NE NE NE NE NE NE 25 26 #FSHP2019 #FSHP2019 Screening: Opioid Dependence Signs and Symptoms Physiological RODS MINI Psychological - Restlessness -Pain - Nausea/Vomiting • Specific screen for opioid • Screens for 17 -Anxiety - Diarrhea dependence psychological disorders - Stress Intolerance - Autonomic • 11-question section specific • 8-item questionnaire - Irritability Hyperactivity to opioid use • Takes < 2 minutes - Drug Craving - Gooseflesh skin • Takes 15-20 minutes, if - Diaphoresis • Proven high sensitivity and whole MINI preformed - Yawning specificity compared to • Weeks to -Mydriasis Days to MINI Gold-standard • Used in most study protocols Months Weeks Wickersham JA et al. J Correct Health Care 2015;21(1):12-26. Herring AH et al. Ann Emerg Med 2019;18:S1482-1483. 27 28 #FSHP2019 #FSHP2019 COWS Score Signs or Symptoms Assessed Resting Pulse Rate (0-4) Sweating (0-4) Total Level of Withdrawal Restlessness (0-5) Score Pupil Size (0-5) <5 None Bone or Joint Aches (0-4) Add it Up 5-12 Mild Resolution Runny Nose or Tearing (0-4) 13-24 Moderate GI Upset (0-5) 25-36 Moderately Severe Tremor (0-4) >36 Severe Yawning (0-4) Anxiety or Irritability (0-4) Gooseflesh Skin (0-5) 29 30 5 7/10/2019 #FSHP2019 Supportive Care Measures #FSHP2019 Treatment Options Symptom Medication Common/ Dangerous Adverse Effects Abdominal Dicyclomine Anticholinergic, dizziness, nausea • Supportive Care Cramps Anxiety/ Diazepam, Over-sedation; use caution if giving mu agonists • Central Alpha2 Agonists Restlessness Hydroxyzine • Clonidine Diarrhea Loperamide QT-interval prolongation and cardiac arrest with • Lofexidine large doses Dyspepsia Famotidine QT-interval prolongation • Opiate Agonists Myalgias Methocarbamol Dysphoria, suicidal thoughts • Methadone Nausea/ Ondansetron QT-interval prolongation • Buprenorphine (BUP) Vomiting Pain APAP, Ibuprofen Allergic reaction Insomnia Trazodone Orthostatic hypotension Duber HC et al. Ann Emerg Med 2018; 72(4):420-431. 31 32 #FSHP2019 Lofexidine Study #FSHP2019 Clonidine/Lofexidine Study Design • 8-day, randomized, double-blind, placebo controlled, parallel group • Outcomes: subjective opiate withdrawal scale (SOWS) on Day 3 and time- • Central alpha agonists to-dropout 2 • Lofexidine 3.2 mg daily in four divided doses vs matching placebo days 1- • Decrease norepinephrine 5, followed by 2 days of placebo release Patient Population • 264 patients dependent on short acting opioids with withdrawal signs Exclusion: medical/psych illness, AIDS, dependence on other substances, • Address physiologic hyper- or hypotension, bradycardia, use of methadone or BUP in last 14 days, use of psychotropics, prescription analgesics, anticonvulsants, symptoms of withdrawal antihypertensives, antiarrythmics in last 4 weeks, pregnancy or lactation only Results • Day 3 SOWS: 6.32 vs 8.67 (p=0.0212) • Early Terminators: 59 vs 80 • Lofexidine FDA approved Limitations • Not compared to opiate agonist therapy for opioid withdrawal • Limited to those withdrawing from short acting opioids Conclusions • Lofexidine significantly decreased SOWS scores and demonstrated higher retention rates in participants undergoing opioid withdrawal Toce MS et al. J Med Tox. 2018;14:306-322 Gorodetzky CW et al. Drug and Alc Depend. 2017;176: 79-88 33 34 #FSHP2019 #FSHP2019 Effectiveness: Alpha2 Agonists Dosing • 26 RCTs1728 patients • Clonidine • Compared to placebo: • Higher success of completing • 0.1-0.2 mg every 6-8 hours titrated to symptoms treatment and less severe and blood pressure withdrawal symptoms • Maximum: 0.3 mg/dose or 1.2 mg/day • Compared to tapering methadone: • Lofexidine • As effective; similar treatment completion rates • 0.54 mg every 6 hours for peak withdrawal, then • More adverse effects and tapered based on symptoms by decreasing by withdrawal occurred earlier