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Gilberto Gerra
Drug Prevention and Health Branch
Access to controlled drugs
for medical purposes
while preventing misuse and diversion
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The Single Convention recognizes the medical use of narcotic
drugs as indispensable for the relief of pain and suffering
and that adequate provision must be made to ensure the availability
of narcotic drugs for this purpose.
1961 Single Convention, as amended by the 1972 Protocol
INCB WHOUNODC
Commission on Narcotic Drugs
National drug control system
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Resolution 53/4 and Resolution 54/6
of the
Commission on Narcotic Drugs
Promote adequate availability of internationally controlled drugs
for medical and scientific purposes,
while preventing their diversion and abuse
Access to controlled medications
not existent
or almost not existent
in many countries
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2010
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CONTROLLED DRUGS USED FOR MEDICAL PURPOSES
Access to controlled drugs for medical purposes
Recognize the dramatic situation of lack of access to pain medication
for 80% of the world population
Correct unduly restrictive regulations
Implementing regulatory , financial, educational, administrative measures
Legislation revision
Training competent national authorities, health professionals, including pharmacists
Expedite the process of issuing import export authorizations
for controlled substances for medical purposes (guidance INCB)
UN General Assembly, 2016
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Help Member States to improve availability
of and accessibility to controlled drugs for
medical purposes
Help Member States to control
diversion misuse and abuse
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Protecting the health of people
from the dangerous effects of drugs
is not in conflict with
promoting
the medical and scientific use
of controlled drugs
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Balance between control and availability
Medical purpose:
indispensable
Non-medical purpose:
not permitted
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Ketamine:
used for humans
in low income countries
A dissociative anaesthetic
NMDA antagonist
(glutamate antagonist)
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Pain relief recognized as part of the human right to the
highest attainable standards of mental and physical health
Opioid medications essential for treatment
of severe pain (acute pain, cancer pain)
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Disparity in the global consumption or access
to pain medication
• High income countries:
• 812 - 749 ME/mg/cap
• Low income countries:
• 0.014 - 0.015 ME/mg/cap
• High income countries 17 % of population
account 92% of medical morphine
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Koike et al., 2014
Reduced lymphocytes:
lower CD8(+)
Immune function significantly
and specifically suppressed in pain
Chronic
severe pain
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extracellular
signal-regulated
kinases 1 and 2 (ERK1/2)
(spinal cord level)
Borges et al. 2015
Pain
emotional-affective component
depression and anxiety
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Relationship between Nonmedical Prescription-Opioid Use and Heroin Use
Wilson M. Compton et al., 2016, N Engl J Med
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The need of interpretation in depth:
Sociological and psychological studies
Qualitative studies
Who dies? Characteristics of the people affected
Subgroups: from pain treatment, from drug use disorders, from recreational use?
Who is more vulnerable?
AVAILABILITY PER SE CANNOT EXPLAIN THE EPIDEMIC
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A large rate of overdoses is not “unintentional”:
They are suicide cases.
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World Drug Report
2018
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0.00
1.00
2.00
3.00
4.00
5.00
6.00
1.00
5.20
3.10
1.00 1.04
0.60
0.10
2.60
0.100.27 0.40
0.55
1.50
3.60
Annual prevalence of misuse of prescription opioids (%)
0
100
200
300
400
500
600
700
800
900 812.
749.8
362.7
159.7
82.9 68.8 30.50.39 0.018 0.014
Per capita consumption of opioid painkillers (ME mg/cap)
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• Government import-export authorization
• Provision to the INCB annually of estimates of medical and scientific needs
for narcotic drugs
• Record-keeping by governmental authorities and persons engaged
in manufacture, trade and distribution, and conduct of inspections by government
• Requirement of medical prescriptions for supply or dispensation to individuals
• Prohibition of advertising to the general public with due regard to constitutional
provisions
• Requirement of adequate labelling
• Requirements for commercial documents
• Prohibition of export to post office box
• Establishment of penal provisions for contraventions of the above requirements
Provisions of the Conventions
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• Limitations on the number of days supply that may be provided in a single
prescription;
• Limitations on doses that may be prescribed in a single prescription;
• Excessive limitations on prescription authority, such as only to some categories
of medical doctors;
• Special prescription procedures for opioids, for example, the use of specific prescription
forms, which may be difficult to obtain, and/or a requirement that multiple copies of
the prescription be maintained;
• Requirements that patients receive special permission or registration to render them
eligible to receive opioid prescriptions;
• Excessive penalties and prosecutions for unintentional mis-prescription or mishandling
of opioids;
• Arbitrary restrictions on the number of pharmacies permitted to dispense opioid
medications;
• Unreasonable requirements relating to the storage of opioid medications.
Additional restrictive measures:
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Department of
Essential Medicines
and Health Products
Drug Prevention
and Health Branch
WHO
Union for
International Cancer Control
GLO-K67
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To reduce the barriers
Professionals qualification (training)
Financial (cost of medications/distribution)
Legal (national legislation overruling)
Logistic (distribution/storage modality)
Cultural (mentality attitude)
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Prepare a new generation of:
Health professionals
Policy makers
Law makers
Family to family programs:
Public opinion mentality
Response to Pain
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Dismantling prejudices
Pain medications per se create “addiction”
Pain medications undermine identity
Using analgesics is materialistic /
as opposed to pain acceptance, that is spiritual
Using analgesics is a sign of fragility
and lack of willpower
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Concurring to dependence:
Drug
Brain
adaptation
Drug
Brain
adaptation
Gene/
Environmental
factors
Concurring to addiction:
Compulsive behaviour
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To avoid diversion and abuse
appropriate rules in line with the Conventions
systematic monitoring
case by case management and screening
interpersonal relationship patient/doctor:
therapeutic alliance
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Addiction.
Non-medical use of prescription opioids and prescription opioid-related harms:
why so markedly higher in North America compared to the rest of the world?
Fischer et al., 2014
Dispensing levels related to harms
Lesser regulatory access restrictions for
community-based dispensing mechanisms
Facilitating higher dissemination level and availability
(e.g. through diversion)
Medical-professional culture and attitude
Patient expectations for “immediately effective treatment”
More pronounced 'for-profit' orientation of key
elements of health care (including pharmaceutical advertising),
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1% of doctors responsible
for
25% of opioid prescriptions
Persons who are prescribed opioids
also are commonly prescribed
benzodiazepines
Opioid prescribing rates peaked in either
the 45-54 years or the 55-64 years age
group.
MMWR Surveill Summ.
Controlled Substance Prescribing Patterns - Prescription Behavior
Surveillance System, Eight States, 2013.
Paulozzi et al., 2015
1%
99%
MD MDOP OP
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Continuing evolution of opioid use in primary care practice:
implications of emerging technologies.Stanos, 2012
Opioid treatment decisions are based
not only on the type of pain
but also the patient's psychosocial history
A screening for predicting
- aberrant drug-related behaviours;
- risk factor stratification;
- utilization of opioid screening tools
- urine drug testing
Sehgal et al., 2012
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1. Focus on opioids/preference/ allergy for other medications
2. Opioid overuse / stolen prescription
3. Other substance abuse/ alcohol abuse
4. Low functional status
5. Unclear aetiology of pain
6. Exaggeration of pain / Old X-ray documentation
- Women
- Young 18-25/26-34
- Childhood - adolescence adverse experiences
- History of mental health
- History of substance abuse
- Multiple prescribers and pharmacies
- History of overdose
Screening
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List of Opioid Risk Screening Tools
Screener and Opioid Assessment for Patients in Pain-Revised
(SOAPP-R).
Current Opioid Misuse Measure (COMM).
Opioid Risk Tool (ORT).
Diagnosis, Intractability, Risk, and Efficacy (DIRE).
Screening Instrument for Substance Abuse Potential (SISAP).
The Pain Assessment and Documentation Tool (PADT).
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The aim of screening is not to exclude people in need
from appropriate pain treatment
Not to deny medication provision when it is necessary
More accurate
monitoring
Daily medical
supervision
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providing drugs together with
interpersonal relationships,
compassion and support
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Cancer has long been neglected in developing countries, overshadowed
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WHO expects the burden of cancer
in sub-Saharan Africa to grow rapidly:
incidence to exceed 1 million per year by 2030
Little access to diagnostic technology.
80% of cases are in terminal stages
at the time of diagnosis
Large proportion of patients with severe pain
O'Brien et al., 2013
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complex questions about pain,
suffering and mankind condition
full respect for individuals attitude,
culture, religion and personal view
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The suffering of any human being is my suffering…
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some of the same regions of the brain
are activated by personal pain, at left,
and by empathy over the pain
of a loved one, at right.
Empathy neurobiological background