To Glycemia and Beyond: Managing Cardiovascular Risk in People With Type 2 Diabetes Using Incretin-Based Therapies
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Oct 30, 2025
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About This Presentation
Co-Chairs, John B. Buse, MD, PhD, and Pam R. Taub, MD, FACC, FASPC, discuss type 2 diabetes in this CME/AAPA activity titled “To Glycemia and Beyond: Managing Cardiovascular Risk in People With Type 2 Diabetes Using Incretin-Based Therapies.” For the full presentation, downloadable Practice Aids...
Co-Chairs, John B. Buse, MD, PhD, and Pam R. Taub, MD, FACC, FASPC, discuss type 2 diabetes in this CME/AAPA activity titled “To Glycemia and Beyond: Managing Cardiovascular Risk in People With Type 2 Diabetes Using Incretin-Based Therapies.” For the full presentation, downloadable Practice Aids, and complete CME/AAPA information, and to apply for credit, please visit us at https://bit.ly/4l9nro0. CME/AAPA credit will be available until October 29, 2026.
Size: 5.62 MB
Language: en
Added: Oct 30, 2025
Slides: 43 pages
Slide Content
To Glycemia and Beyond
Managing Cardiovascular Risk in People With
Type 2 Diabetes Using Incretin-Based Therapies
E
John B. Buse, MD, PhD
Verne S. Caviness
Distinguished Professor
Director, Diabetes Center
Director, NC Translational and
Clinical Sciences Institute
Senior Associate Dean,
Clinical Research
University of North Carolina
School of Medicine
Chapel Hill, North Carolina
Pam R. Taub, MD, FACC, FASPC
Director of Preventive Cardiology
Director of Step Family Foundation
Cardiovascular Rehabilitation and
Wellness Center
Professor of Medicine
UC San Diego Health System
La Jolla, California
Go online to access full CME/AAPA information, including faculty disclosures.
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d Inequalities betes-Related Complications
CDC: Trends and Inequalities in Diabetes-Related
Complications Among US Adults, 2000-2020'
Inequality Trends
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+ rom DELIVER Dapagitein Evasion Improve th Lives o Patents WihPresened
Ejecion Facten Heat Fahre) rmay outcome. HF hospaaizaton or GY dea PeerView
1 Ostomnak Wet al Am Cal Corto 2025111011505
Organization and Guideline Recommendation(s) for GL
First-line for PwT2DM and ASCVD, high CV risk, CKD, weight
o ol cere management, glucose lowering
AHA/ASA Updates in Stroke Prevention? Class 1 recommendation in PwT2DM
AHA/ACCIAANP/AAPA/ABC/ACCP/ACPM Class 2b recommendation for weight management in adults with
JAGSIAMA/ASPCINMA/PCNA/SGIM hypertension and BMI 227 kg/m?; may be effective as an adjunct
Guideline on High Blood Pressure in Adults? to reduce BP
ACC Scientific Statement on Obesity
Management in Heart Failure! For weight loss in HF (semaglutide or tirzepatide)
KDIGO/ADA Joint Consensus Statement on In addition to an SGLT2i if needed to achieve individualized
the Medical Treatment of PwT2DM in CKD® glycemic target
1. ADA Professional Pracice Commitee, Diabetes Care. 2025:48(Supp! 1) 5181-5206. 2. Raza AC et al. ACC Adv. 2025:4:101724,
3. Jones OW et al. Crcuianon, 2025 Aug 14. [Epub ahead of pin] 4. Ktbeson MM et al J Am Call Cardiol 2025 Jun 13 (Epub ahead of pen, PeerView
5. de Boer IHet al. Diabetes Care. 2022:45:3075-3090. e
Phase 3 Trial of Injectable
and Obesity-Related HFpEF
STEP-HFPEF DM Participants Had
Obesity-Related HFpEF and T2DM
Baseline Treatment
and HF History
83% used ß blocker
82% used ACEI, ARB, or ARNI
61% used loop diuretic
N=616
44% female; 69 years old (median)
pesen 85% had HTN
2 E
en = ES ool 39% had AF
64% had ?
BMI235 kofm? 24% had CAD
33% used SGLTA
Median =
- Median LVEF
None || Medienaic 30%
Median CRP 68% NYHA Class II
3.5 mg/L 71%
1.Kosiborod MN et al. N Engl JMed.2024,390:1394-1407.
Change in KCCQ-CSS At 1 year, SC semaglutide led to larger
FE SC semaglutido reductions in dual primary endpoints in patients
2 with obesity-related HFpEF and T2DM
2 Estimated dference,
3 73 points
a RC 4.1404)
A ar
E Change in Bodyweight
2 o
3 2
E un
‘Time Since Randomization, wk 3 185%C1.7.5%-52)
N arian El Ps ot
maga 0 2 m m so <=
Load = ims a ul 5 SC semaglutide
maglutide reduced A1C, despite well- a
controlled glycemia at baseline, without an S
increase in clinically significant hypoglycemia cee ee à a oa a
e Time Since Randomization, wk
rene rene aa cepa 0 ay aaa mw aR
ed on anys of cvatance ne nan somoa eng dae, pe) om mma m am m m « PeerView
N=731 80% used ACEI, ARB, or ARNI
54% female; 65 years old (mean)
74% used diuretic,
48% had T2DM
eu Eu ya aed 25% had AF 63% used $ blocker
te 30% had CAD
47% had HF hospitalization} within 1 year
Median
Mean LVEF
NT-proBNP
196 pgmLe || MeanesFR 60.8% 35% used MRA
Median hsCRP | | mL/min/1.73m* | | NYHA Class I
5.8 mg/L 72.5% used SGLT2i
Mean KCCQ-CSS: 53.5 points
2 in traepatide am.
23.9% Asian | | Baseline SBP
Median BMI E 61.4% used insul
32 kglm? 45% Black || gasoline DBP uses sul)
157% Latinx | | 76.2 mmHg
= = Median eGFR
revious MI or 47. 50.4% used diuretic
troke 4 Gey mLmin/1.73 m? aes
22.9% z UACR
566 malg
SC semaglutide is approved to reduce the risk of sustained eGFR decline, ESKD,
and CV death in adults with T2DM and CKD?
1. Parone Veta Engl Med 2026391:108 121.2, Ozempe (mag) PresrbingInomnanon. ip un costa Jovi ges, docs ae IB ZOTAC
Effect of Injectable Semaglutide
Key Findings From FLOW!
First Major Kidney Disease Event First Kidney-Specitic Component Event Total eGFR Slope
3
HR = 0.75 95% 0.066088)
Dr
HR = 0,79 8% 0.066084)
» Ao, Bu Sc somaptin
#0 Se somagialdo # 3
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io En ll Zo
» » E Placebo
» » = "| orwena name 118 mumen on
” ‘SC semaghtide ee
Tine Since Randomization, mo Tine Since Randomization, mo
Time Since Randomization, mo
Risk of primary outcome (major kidney disease events ie, a composite of onset of kidney failure, 250% reduction
eGFR from baseline, or death from kidney-related or CV causes) reduced 24% in SC semaglutide group. Risk of
MACE was 18% lower, and the risk of death (any cause) was 20% lower, in the SC semaglutide group vs
placebo. More serious AEs were reported with placebo (53.8%) vs SC semaglutide (49.6%)
1. Pethoie Vet a. New Eng J Med, 2028 391:100421. PeerView
Fast Facts on SOUL: Phase 3 Trial of Oral Semaglutide
in Adults With T2DM, ASCVD, and/or CKD'
SOUL Participants Had
T2DM and ASCVD and/or CKD
Baseline Treatment
ASCVD Meds T2DM Meds
N = 9,650 89% LLT 76% metformin
29% female; 68 years ld (median)
5 = 79% ACEVARB/ARNI AE
| 23% Asian | | 56% had CVD 29%] sulfonylurea
en 3% Black | | 13% had CKD 77% antiplatelet tx
14% Hispanic | | 27% had both 27%] SGLT2i
J 61% B blocker
; 23%] DPP-4i
Median hs-CRP PP
2.0 mg/L Mena 022600 42% diuretic [] 43% 120
40% had MI
eGFR 8.0%
74 mL/min/1.73 m? Mozeihadeircke) 9.5% anticoagulant 3% all others"
AG DR am od Mason. PeerView
Oral Semaglutide Reduced MACE, Limb Events, A1C, and Weig
in PwT2DM and ASCVD and/or CKD: Key Findings From SOUL‘
Major Adverse =
MACE Limb Events AIG Weight
1
# HA sem choose 2,5 HR.0.71 (86% CI 082-096) H EN zagmeı s0
2 ey: No. ofevents pa.
ge 12 Ina orevons Ce Bs
® |» Placebo, 668 2.0 |" Semagiutise, 579 ad
10 |" Semagiuse, 579 78
5 seit Le
3 8 ri 6 =
Ê Bas De Oral
6 Placebo 13 Oral semaglutide
2 oral a . 2
3 o semaglutide; 5 73 illa se 83.6 (95% Cl,
34 semaglutide 12 Ss 834838)
E = 7.298% C1, 2%
o 2 EB 7273)
o 00 a 1 0 Y 1
0 6 12 18 24 30 36 42 48 54 0 6 12 18 24 30 36 42 48 54 013 52 104 156 208 013 62 104 166 208
Months Since Randomization i Weeks Since Baseline
m
1. Meute DK el 1 Eng J Med. 2025 3922001-2012. PeerView
Injectable Semaglutide Reduces the Progression of PAD
in PwT2DM: Evidence From STRIDE"
Median Maximum Walking Distance Median Maximum Pain-Free Walking Distance
52-week double-blind, vs Baseline (Primary Endpoint) vs Baseline
mmulpesniee RCT 125 Median difference vs placebo: 26.4 m
Adults with T2DM and (95% Cl, 11.8-40.9)
PAD with intermittent
claudication, able to
walk >200 m
— 25% women
Median difference vs placebo: 13.8 m
(95% Cl, 4.1-23.5)
SC semaglutide
116
SC semaglutide
— 68 y median age
— 41% BMI 230
Randomized to
semaglutide SC 1.0 mg " a o
or placebo + SC semaglutide resulted in clinically meaningful improvements in function,
symptoms, and QoL in PwT2DM and PAD!
Time Since Randomization, wk Time Since Randomization, wk
N 762) + MWD and PFWD were consistently and significantly improved regardiess of baseline
T2DM characteristics (eg, T2DM duration, BMI, AIC, or SGLT2i use)?
+ AEs similar to other clinical trials of SC semaglutide, with higher rates of GI AEs in
PwT2DM and BMI <30 kg/m? "
1. BanacaMP al Lact 2254051580196, 2. Run Weta Diels Care. 2025 ne 2 [pu ted ec PeerView
Fast Facts on SURPASS-CVOT: Phase 3 Trial of Tirzepatide vs
Dulaglutide in PwT2DM and ASCV
First CVOT for a GIP/GLP-1 RA and first active-controlled CVOT for a GLP-1-based therapy
Baseline Treatment
DM and ASCVD for T2DM
N= 13,299 81% metformin
29% female; 64 years old (mean)
47%) insulin
MESE 100% had CVD 31%] SGLT2i
32.6 kg/m? 23% had CKD
21%] sulfonylurea
eGFR 65% had CAD ¡9 DRL
CUE Meanaic || 47% had MI [Jas 120
UACR 84% 25% had PAD
22 mg/g 19% had stroke: 11.6% a-glucosidase inhibitor
+ Intervention: tirzepatide,
titrated to 15 mg QW vs
dulaglutide 1.5 mg QW
+ Phase 3, 30 countries,
-5 years
+ N=13,299
Primary Endpoint
MACE-3 (CV death, MI, stroke) || Kidney function (eGFR)
+ Tirzepatide noninferior to + Slowed decline by 3.54 mL/min/1.73m? at 36 months
dulaglutide + Significant renal benefit in high-risk patients with CKD|
T2DM increases the overall risk for HF
and is an independent risk factor
HF incidence is extremely high? in
patients with T2DM
- Manifested as HFpEF, HFrEF, and
HFmrEF
— All significantly worsen the prognosis for
+ HFPEF is seen in approximately 50%
of HF cases
= Itis a heterogenous syndrome with
discrete phenotypes, particularly in close
association with metabolic syndrome.
+ Yet, management of HFPEF in T2DM
remains unclear, largely due to the poorly
defined pathophysiology of HFPEF
* Estimated prevalence of 9% to 22% (four times higher than nthe general population) and even higher prevalence in ats age 260 years.
1. Abudureyima M ell. J Mo Gell Bo. 2022:14 mjac028. 2. Dunlay SM etal. Circulation. 2019, 140322940324.
Symptoms Signs
Typical Less Typical More Specific Less Specific
+ Ankle swelling + Nocturnal + Elevated jugular * Unintentional weight gain (>2 kg/week)
+ Swelling parts of ‘cough venous pressure + Weight loss (in advanced HF) with muscle
the body other + Wheezing « Third heart sound wasting and cachexia
than ankles + Bloated feeling (gallop rhythm) + Tissue wasting (cachexia)
+ Breathlessness + Postprandial + Summation gallop + Cardiac murmur
+ Orthopnea satiety with third and + Peripheral oedema (ankle, sacral, scrotal)
+ Paroxysmal + Loss of appetite fourth heart + Pulmonary rales
noctumal dyspnea + Decline in sounds + Reduced air entry and duliness to percussion
+ Reduced exercise cognitive + Cardiomegaly at lung bases suggestive of pleural effusion
tolerance function + Laterally displaced + Tachycardia
+ Fatigue + Confusion apical impulse + Irregular pulse
+ Tiredness (especially in + Hepatojugular + Tachypnea
+ Inability to the elderly) reflux + Hepatomegaly
ADA Screening Screening Tests Diagnostic Recommendations
Guidelines for " Criteria for HF for PwT2DM at Risk
Undiagnosed HF Biomarkers of Developing HF
+ NT-proBNP >125 pg/mL or
S f BNP >35 pg/mL Elevated + Lower BP to <130/80
¡creen al = NT-proBNP or amg
adults with BNP + Examination by ECG
diabetes + AIC En at resting stage
i + Routine assessment
| Echocardiography (Objective evidence of microalbuminuria
+ Most useful, noninvasive u + Routine assessment
7 " of cardiogenic
I BNP or diagnostic method for detecting ; of eGFR
NT-proBNP structural changes eS en Ss + Lifestyle changes
e + Measures LVEF ER + RAAS blocker
Poe ce congestions by administration
o diagnostic + Assessment of BMI
do echo + Rarely completely normal in HF modalities or
+ Perform resting ECG in hemodynamic
PwT2DM and hypertension measurements
+, Cerielo A e al Cariovase Diabet 2021:20218.2. ADA Professional Pradice Commitee, Diabetes Care. 2025:48(Supp 1) 5207-5238. PeerView
+ Liraglutide,
dulaglutide: when
initiating or escalating
dose in patients with
any degree of renal
impairment
2 GR in mLUmint 730,
4. Mounjaro(irzepatide) Prescrbing infemmasen. . ips.
PeerView.com/ZSR827
s for Use of Available
Agents by Renal Status'+2
+ Dulaglutide, tirzepatide:
if reporting severe Gl AEs
+ Semaglutide: monitor
renal function in patients
reporting adverse
reactions that could lead to
volume depletion
strongly in SGLT2i
favor of = u GLP-1 RA
SGLT2i nSMRA (people
Weakly in GIP/GLP-1 RA E en
geo Er SERA GIPIGLP-1 RA
5 GIPIGLP-1 RA (people with obesity) | (people wit obesity)
5 Weakly Sek nsMRA
5 | against GLP-1 RA (people with CKD) u
E
SGLTA: 110 SGLT2i: 110
Evidence, SEN GLP-1 RA: 109 GLP-1 RA: 109
" GLP-1 RA: 109
Wot tials O GIPIGLP-1 RA: 6 GIPIGLP-1 RA: 6
¡ neMRA: 2 nsMRA: 2
PeerView
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at do
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ee 28
ae 35
EEN 33
Se 8
88: FR
E 8
2 se
ö
Liraglutide I Douce D Semaalutide EH Seragluidecral gg Tizepatide
1.8 mg QD 1.5 mg QW SC 1 mg QW 14 mg QD 15 mg QW
PeerView
1.Kang YM el al. Diabetes Obes Metab, 2025,27:3728-3748.
Suggested Changes in Insulin Therapy Based on Current A1C and
Current Insulin Regimen at the Time of GLP-1 RA Initiation
therapy (eg, mutiple daily
Injections or pump therapy)
A
A
O
atc <
Reduce basal insulin by 20%
Consider further reduction of basal insulin (e 9.,
50%) with escalating doses of GLP-1 RA,
depending on glucose profile
Consider reducing or holding basal insulin before
initiating the maximum dose of GLP-1 RA based on
current fasting blood glucose levels
Reduce all insulin therapy by 20% initially
Consider holding prandial insulin and further
‘reducing basal insulin with escalating doses of
GLP-1 RA
Prandial insulin may be added back, if indicated,
once the maximum dose of GLP-1 RA is reached
AIC 28.0%
+ No change in insulin therapy unless there is
‘concem about barriers to taking insulin or the
patient is on a >0.5 uniVkg insulin dose, in which
case consider a 20% reduction in basal insulin
+ Consider reducing basal insulin by 220% with
escalating doses of GLP-1 RA, depending on
glucose profile
+ No change in insulin therapy unless there is
concem about barriers to taking insulin or the
patient is on a >0.5 unit/kg dose of basal insulin, in
which case consider a 20% reduction
+ Consider reducing insulin by 220% with escalating
doses of GLP-1 RA with an attempt to reduce or
minimize prandial insulin first
discuss the daily dose of insulin patients are actually taking versus the dose prescribed.
| Insulin titration is based on patients’ total daily dose of insulin, but care must be taken to frankly
Incretin Therapies and Thyroid Cancer Risk: Recent Evidence
Author, Year (GLP-1 RA Users,N) Study Focus Key Findings
= Evaluation ofthyroid cancer risk in No increased thyroid cancer risk vs metformin
Saeta a 208 CHA) GLP-1 RA users with thyroid nodules _ users (RR 0.99)
‘Scandinavian cohort study No increased thyroid cancer risk (HR 0.93) for
Pasternak et al, 2024 (= 145K)? comparing GLP-1 RA use vs DPP-4i — GLP-1 RA users
Baxter et al, 2025 (=98kP International multsite cohort study No increased thyroid cancer risk vs DPP-41 (HR 0.81)
Risk of thyroid tumors with GLP-1 RA
Morales el al, 2025 (=460k)* ened pi rbd
No increased risk vs SGLT2, DPP-4i, or sulfonylurea
No Increased Risk
Meta-analysis of 45 RCTS in T2DM,
Huet al, 2022 (=94K an No significant effect on thyroid cancer (RR 1.30)
Bezin et al, 2023 French national study on GLP-1 RA Increased thyroid cancer risk with GLP-1 RA, especially with
(0=3.7M PwT2DM6 use and thyroid cancer 1-3 years of use (HR 1.58).
Obesity cohort analysis of GLP-1 RA Liraglutide increased thyroid cancer risk (HR 1.70) and
Lowy etal 2025 CLIMENON and cancer risk respiratory cancer risks; semaglutide reduced cancer risks
Meta-analysis of 44 RCTS in T2DM increased thyroid cancer risk with GLP-1 RA (RR 1.62);
and obesity NNH = 1,699
Duchemin et al, 2025 (=48K)*
+ Most RWE shows no increased risk of thyroid cancer over ~3-5 years
+ Signals of possible increased risk may be due to residual confounding, surveillance bias, or true drug heterogeneity
+ MTC cases were extremely rare, limiting statistical power
1.Balochanta 8 eta. Surg Res 2025:312: 104-10. 2, Pstemak eta EU. 2024285 20762253. Baxter SM tal. Thyoid 2025:35:6078 >
4 Moales DR et al. Diabetes Care 2025.48 1.9.5 Hu Vret al Front Endocmol 20223-42785 6. Bei Jet a. Diabetes are 202846 84-990, PeerView
7. Lew Set al, Cancers, 2025:17:78. 8, Duchemin Leta. Diabetes Obes Metab, 2025.27:4607.4610.
ing or Managing MEAL Plan: Diet and Exercise Guidance
for Patients Taking GLP-1-Based Agents
GI + Gradual dose escalation to minimize GI symptoms
discomfort — -= Consider dose reduction or discontinuation if Maintain muscle.
(general) symptoms persist + 20-30 g protein per meal
+ Eat smaller, more frequent meals Energize and balance
isos + Avoid high fat foods, aloho and carbonated + Snacks between meals
+ Use antiemetics for severe cases (eg, ondansetron) sr Siow cigsetiig foods
Avoid GLP-1 AEs
+ Ensure proper hydration 5
Vomiting + Consider smaller, frequent meals + Constipation: increase fiber, stay hydrated
+ Use antiemetics if necessary + Nausea: avoid fried foods, eat whole
Increase fiber and water intake ne = en o
Det + Use OTC antidiamheal medications as needed Dour ES ose ol Ea
Increase dietary fiber and hydration
Constipation + Consider stool softeners or laxatives (eg, psyllium,
polyethylene glycol)
Physical activity
i + Use proton pump inhibitors or H2 blockers for on
Dyspepsia nora roi (og, omeprazalo Tarot) Aerobic exercise: 150 min/wk
+ Strength training: 30 min, 2-3x/wk
1. Kushner RF et al. JAMA. 2025 July 29. Online ahead of print. 2. Wharton S et al Postgrad Med. 2022:134:1,14-19. Ji
3. Mehrash etl JANA Item Med. 2025,185 1180. PeerView
Slower Uptitration Improves Adherence and Reduces AEs‘
Aim: This study examined whether a slower flexible titration regimen of semaglutide vs
the label recommended regimen results in better adherence and reduce GI AEs
Increase by 5 clicks n=51
ce (0.0875 mg) TI xq 0
+
Start 5 cicks AG flexible tiation EEE 0
(0.0675 mg/wk) ES É 2
BBs
te 80
— Flexible
i E : 7] = Label
ES 60
Time, wk 0 4 8 12 16 20 24 28
5 4 68 2 6 oo 2 ‘Tina
+ In the flexible regimen, the dose was determined by counting “clicks”
made by the dose selector dial
+ Semaglutide was started at 5 clicks (0.0675 mg) and increased by
5 clicks/wk until a dose of 1 mg/wk (74 clicks) was achieved
+ If Gl AEs occurred, patients were instructed to delay dose escalation
until resolution 7