Addiction,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 10, 2024
While
awaiting
randomized
controlled
trial
results,
analyses
of
electronic
heath
record
data
can
further
our
understanding
the
effectiveness
glucose-dependent
insulinotropic
polypeptide
(GIP)
and
glucagon-like
peptide-1
(GLP-1)
receptor
agonists
for
substance
use
disorders
without
medication
treatment
options,
such
as
cannabis
stimulant
disorders.
Many
efficacious
behavioral
treatments
exist
(SUDs),
but
these
often
have
important
limitations.
Behavioral
options
that
include
cognitive–behavioral
therapy
contingency
management
effectively
treat
a
variety
SUDs
[1,
2],
interventions
are
limited
by
their
expense,
availability
trained
clinicians
motivation
time
commitment
required
those
seeking
[3,
4].
SUD
medications
similarly
impacted
access,
cost
motivational
barriers
[3],
with
structural
in
some
countries
[5,
6]
resulting
from
unique
concerns
about
potential
misuse
or
diversion
highly
effective
opioid
agonist
[7].
Along
limitations,
many
individuals
may
not
benefit
specific
treatment,
highlighting
need
ongoing
development.
Qeadan
et
al.
[8]
provide
intriguing
evidence
linked
to
reduced
incidence
alcohol
intoxication
overdose
disorder
disorder,
respectively.
Using
health
(EHR)
US
sample,
they
found
50%
reduction
medical
visits
40%
overdose.
When
combined
animal
[9]
emerging
more
mixed
human
experimental
observational
studies
[10-12],
al.'s
methodological
perspective
strengthens
case
double-blind,
trials
(RCTs)
evaluate
SUD.
Indeed,
diverse
sets
methodologies
samples
support
GIP
GLP-1
increase
RCTs,
addictions
research
needs
perspectives
truly
understand
causes
develop
Medication
alcohol,
nicotine/tobacco
dependence
be
reasons
noted
above,
at
least
exist.
This
is
disorders,
where
no
approved
available
[13-15].
Thus,
clear
direction
future
test
efficacy
psychostimulant
ultimate
standard
will
double-blind
researchers
should
also
consider
using
administrative
outcomes
Together
re-analysis
existing
study
data,
rapid
evaluation
EHR
motivate
inform
design
RCTs
ultimately
determine
utility
cannabis,
other
SUDs.
In
addition
evaluations
GIP-1
offer
rich
opportunity
reuse
past,
only
very
perceptive
could
identify
promising
repurposing
SUD,
exponential
increases
computing
power
newer
machine-learning
artificial
intelligence
methods,
opportunities
large-scale
exploratory
investigations
candidates
later
hypothesis-driven
evaluation.
Ultimately,
caution
needed
when
approaching
Leggio
[16]
highlighted.
Regulatory
approval
necessary
step
before
any
[16],
meantime
investigate
exploration
large
therapies
move
forward
advance
scope
Ty
S.
Schepis:
Conceptualization;
funding
acquisition;
writing
-
original
draft.
article
was
funded
Department
Health
Human
Services,
National
Institutes
Health,
Institute
on
Drug
Abuse
(R01DA043691).
T.S.S.
receives
Abuse,
Substance
Mental
Services
Administration
Food
Administration.
Addiction,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 24, 2025
We
appreciate
the
study
by
Qeadan
et
al.
[1]
suggesting
an
association
between
glucose-dependent
insulinotropic
polypeptide
(GIP)
and/or
glucagon-like
peptide-1
receptor
agonists
(GLP-1)
and
lower
rates
of
opioid
overdose
alcohol
intoxication
among
patients
with
use
disorder
(OUD)
(AUD).
Although
promising,
several
methodological
limitations
warrant
critical
discussion.
A
central
issue
lies
in
definition
entry
for
comparator
group,
using
a
random
date
following
diagnosis
OUD
or
AUD.
This
approach
introduces
potential
bias
failing
to
align
clinical
trajectories
groups.
Unlike
defined
index
time
GIP/GLP-1
which
coincides
specific
intervention
(initiation
therapy),
group
lacks
similar
context.
Based
on
plotted
incidence
(Figure
1),
it
appears
that
timing
post
OUD/AUD
is
skewed
toward
acute
substance
use-related
care,
peaks
only
1
month
after
entry.
In
contrast,
treatment
was
likely
initiated
during
stable
periods,
far
from
management
phase,
illustrated
flat
outcome
rates,
those
control
first
year
follow-up.
To
better
this
time-related
[2,
3],
matching
intervals
both
groups
would
have
been
desirable.
Further,
even
if
were
aligned,
choosing
non-active
design
subject
residual
confounding
differences
healthcare
engagement,
treatment-seeking
behaviors
comorbidities
[4].
notion
reflected
substantial
patient
characteristics,
shift
adjusted
interval
rate
ratios
null
weakened
protected
effect
when
restricting
analysis
history
Type-2
diabetes
obesity.
authors
various
covariates,
unmeasured
confounders
related
disease
severity,
access
provider
practices
could
still
influence
results.
subgroup
active
[5,
6],
such
as
initiating
other
treatments
[e.g.
sodium-glucose
cotransporter-2
(SGLT-2)
inhibitors
sulfonylureas],
help
minimize
indication,
because
they
ensure
represent
populations
similarly
engaged
facing
comparable
decisions.
Finally,
electronic
health
record
data
adds
additional
complexity
gaps
continuity
[7-10].
Notably,
less
insurance,
raises
concerns
about
differential
exposure,
confounder
measurement
two
The
conducted
sensitivity
analyses
requiring
2
years
follow-up,
exclude
who
died
introduce
selection
bias.
As
shown
supplemental
table
15,
non-significant
cohorts
2-year
Accounting
defining
censoring
events,
including
medication
discontinuation
no
capture,
primary
time-to-event
analyses,
will
improve
validity.
Adherence
transparency
reporting
standards
pharmacoepidemiological
studies
real-world
[11-13]
addressing
future
research
warranted
strengthen
validity
findings.
Yanning
Wang:
Conceptualization;
methodology;
writing—original
draft;
writing—review
editing.
Almut
G.
Winterstein:
A.G.W.
reported
receiving
grant
funding
MSD,
National
Institutes
Health,
United
States
Food
Drug
Administration,
Centers
Disease
Control
Prevention,
Agency
Healthcare
Research
Quality,
Bill
Melinda
Gates
Foundation
State
Florida
consulting
speaker
fees
Ipsen,
Bayer
AG,
Arbor
Pharmaceuticals
LLC,
Novo
Nordisk,
Lykos
Syneos
Health
outside
submitted
work.
N/A
Biomolecules,
Journal Year:
2025,
Volume and Issue:
15(5), P. 622 - 622
Published: April 26, 2025
Glucagon-like
peptide-1
(GLP-1)
is
a
peptide
hormone
secreted
by
the
small
intestine
upon
food
intake.
GLP-1
enhances
insulin
secretion,
suppresses
glucagon
release,
and
promotes
satiety,
resulting
in
reduced
consumption
subsequent
weight
loss.
Endogenous
has
very
short
half-life
rapidly
degraded
enzyme
dipeptidyl-peptidase-IV
(DPP-4).
To
address
this
limitation,
receptor
agonists
(GLP-1RAs)
DPP-4
inhibitors
(DPP-4is)
were
developed
have
demonstrated
potency
clinical
practice.
In
recent
years,
GLP-1RA
DPP4-i
therapies
are
known
to
pleiotropic
effects,
such
as
reduction
oxidative
stress,
autophagy
regulation,
metabolic
reprogramming,
enhancement
of
anti-inflammatory
signaling,
regulation
gene
expression,
being
neuroprotective.
These
effects
imply
therapeutic
perspective
for
DPP-4i
neuropathic
pain
treatment.
Preclinical
studies
increasingly
support
hypothesis
that
these
may
alleviate
targeting
multiple
mechanisms
induce
pain,
inflammation,
mitochondrial
dysfunction.
This
review
explores
which
GLP-1RAs
DPP-4is
pain.
It
also
highlights
current
advancements
incretin
research,
focusing
on
DPP-4-is
Addiction,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 3, 2025
We
appreciate
the
thoughtful
commentary
by
Wang
and
Winterstein
[1]
on
our
study
[2],
which
provides
an
opportunity
to
address
their
concerns
further
elucidate
robustness
of
findings.
Regarding
concern
about
comparator
group
lacking
a
defined
clinical
context,
this
issue
was
carefully
considered.
To
minimize
biases
from
misaligned
trajectories,
we
assigned
index
dates
for
randomly
within
observational
window,
per
Hernan
Robins
[3].
In
response
[1],
conducted
additional
analysis
aligning
time
intervals
between
initial
opioid
use
disordert
(OUD)/alcohol
disorder
(AUD)
diagnosis
entry
both
groups.
The
adjusted
incidence
rate
ratio
(aIRR)
95%
CI
overdose
among
those
prescribed
GIP/GLP-1
receptor
agonists
(RAs)
compared
not
0.52
(0.29–0.92)
OUD
cohort.
Similarly,
alcohol
intoxication,
aIRR
(95%
CI)
0.53
(0.33–0.87)
AUD
These
findings
align
closely
with
original
results
0.60
(0.43–0.83)
0.50
(0.40–0.63),
underscoring
conclusions.
residual
confounding
because
healthcare
engagement,
treatment-seeking
behaviors
comorbidities,
used
comprehensive
strategies
these
challenges.
Our
regression
models
baseline
demographic,
utilization
variables
[4].
Additionally,
inverse
probability
treatment
weighting
(IPTW)
balance
measured
confounders
bias
[5].
Sensitivity
analyses
excluding
patients
prior
or
intoxication
histories
demonstrated
that
protective
associations
remained
stable,
rather
than
being
driven
differential
substance
non-prescribed
patients.
Adjustment
severity
markers
confirmed
beyond
indication
[6].
Stratified
revealed
no
substantial
differences
in
effect
estimates
subgroups
Type
2
diabetes
obesity,
confirming
consistency
across
populations.
respectfully
refute
statement
'shifted
toward
null'
'weakened
effect'
when
restricted
obesity.
observed
aIRRs
were
nearly
identical,
overlapping
CIs
confirm
consistent
[7],
reminding
commentators
distinction
absolute
statistical
differences.
Furthermore,
focused
general
OUD/AUD
population
limited
comparing
different
diabetic
medications.
Assertions
active
versus
non-active
comparators
are,
therefore,
scope
analysis.
also
addressed
unmeasured
confounders,
including
proxies
disease
severity,
access
provider
practices,
through
rigorous
methodological
approaches
such
as
IPTW,
random-effects
modeling
sensitivity
[8,
9].
included
comorbidity
burden,
overdose/intoxication
history
concurrent
mental
health
disorders.
analyses,
adjusting
ICU
emergency
department
visits
1
month
diagnosis,
yielded
[e.g.
=
(0.44–0.84);
0.51
(0.40–0.63)].
Moreover,
previously
hospital
system
random
account
institutional
multilevel,
hierarchical
provider-level
variability
[10],
similar
outcomes
0.57
(0.40–0.80);
0.55
(0.43–0.70)].
data
continuity
loss
follow-up
incorporating
'time-on-study'
into
all
calculations
applying
alternative
approaches,
Andersen-Gill
recurrent
events
[11].
Extended
reaffirmed
effects
RAs.
some
required
have
1/2
years
follow-up,
whereas
others,
inclusion
stopped
ensure
at
least
follow-up.
For
2-year
statistically
significant,
approached
significance
(aIRR
0.70
[0.46–1.06];
p
0.09),
likely
reflecting
reduced
power
smaller
n,
trend
consistent.
Claims
regarding
insurance,
exposure
outcome
measurement
overlooked
performed.
example,
specifically
accounted
insurance
main
matched
it
along
other
analysis,
yielding
results.
contribute
growing
evidence
potential
role
RAs
addiction
medicine,
providing
strong
foundation
future
prospective
research.
value
engagement
contribution
advancing
Constructive
dialogue
is
essential
refining
methodologies
ensuring
reliability
real
world
(RWD)
studies
[12].
None.