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Primena antikoagulantne terapije kod pacijenata sa atrijalnom fibrilacijom

dr Jelena Vučković-Filipović

UKC Kragujevac

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AF povećava rizik od tromboembolije, posebno u mozgu

  • AF povećava skoro 5 puta rizik od moždanog udara1
  • Procenjeno je da je AF u 20% uzrok svih moždanih udara2
  • AF je često asimptomatska3
  • Odsustvo simptoma �(npr., palpitacija) ne znači manji rizik od tromboembolije3

1. Wolf et al. Stroke 1991;22:983-8.

2. Friedman et al. Circulation 1968;38:533-541.

3. Flaker et al. Am Heart J 2005;149:657-63.

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Era Varfarina, redukcija relativnog rizika za tromboembolijske događaje

Lip GYH et al. BMJ 2002;325:1022-1025

The ACTIVE Writing Group Lancet 2006;367:1903-12

62%

10

9

36%

8

7

6

~30%

Placebo

ASA+ Clopidogrel

5

4

3

2

1

Warfarin

ASA

Warfarin

Lip et al.

2002

Lip et al.

2002

The ACTIVE writing group, 2006

0

Warfarin

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Desetogodišnje istraživanje hospitalizovanog moždanog udara povezanog sa AF u Velikoj Britaniji i povezivanje sa OAC upotrebom

1. Cowan JC, et al. Eur Heart J 2018;39:2975–2983.

  • GRASP-AF: Guidance on Risk Assessment and Stroke Prevention for Atrial Fibrillation; NICE: National Institute for Health and Care Excellence; OAC: oral anticoagulant; QOF: quality and outcomes framework.

National and international guidelines

National quality improvement initiatives

National changes in pharmacotherapies

NICE

ESC

NICE update

ESC update

GRASP-AF

QOF incentivisation

NOAC licence and marketing

2016

2015

2014

2013

2012

2011

2010

2009

2008

2007

2006

100

90

80

70

60

50

40

100

20

80

60

40

Stroke incidence 100,000 AF, per week

Use of OAC or AP (%)�in patients with CHA2DS2VASc ≥2

Year

Incidenca moždanog udara

OAC use

Antiplatelet use

AF-related stroke analytical cohort: n=375,310

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Od kliničkih studija do vodiča

ACC: American College of Cardiology; AHA: American Heart Association; CCS: Canadian Cardiovascular Society; ESC: European Society of Cardiology; HRS: Heart Rhythm Association.

1. Camm AJ, et al. Eur Heart J 2010;31:2369–2429; 2. Camm AJ, et al. Eur Heart J 2012;33:2719–2747; 3. Kirchhof P, et al. Eur Heart J 2016;37:2893–2962; 4. Connolly SJ, et al. N Engl J Med 2009;361:1139–1151; 5. Patel MR, et al. N Engl J Med 2011;365:883–891; 6. Granger CB, et al. N Engl J Med 2011;365:981–992; 7. Giugliano RP, et al. N Engl J Med 2013;369:2093–2104; 8. Ruff CT, et al. Lancet 2014;383:955–962; 9. Fuster V, et al. Circulation 2011;123:e269–e367; 10. January CT, et al. J Am Coll Card 2014;64:2246–2280; 11. Skanes AC, et al. Can J Cardiol 2012;28:125–136; 12. Ghannam M, et al. Heart 2017;103:1129–1137.

Recommend NOACs over VKA

RE-LY4

ENGAGE AF-TIMI 487

2015

ESC1–3

Chronic OAC therapy with a VKA is recommended

OAC with either well-controlled VKA therapy or a NOAC is recommended

AHA/ACC/HRS9–10

CCS11–12

VKA therapy is recommended

OAC therapy is recommended,�with either warfarin, dabigatran, rivaroxaban or apixaban

A NOAC is recommended in preference to a VKA

2009

2010

2011

2012

2014

2016

A NOAC is recommended in preference to a VKA

ROCKET-AF5

ARISTOTLE6

Ruff CT, et al. �Meta-analysis8

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2016 ESC Vodič

ESC: European Society of Cardiology; LAA: left atrial appendage; OAC: oral anticoagulant.

1. Kirchhof P, et al. Eur Heart J 2016;37:2893−2962.

Reproduced from Kirchhof et al. 20161

Ne

Bez antiagregacione �ili antikoagulantne�terapije (IIIB)

Da

0

Treba razmotriti

uvođenje OAKa�(IIaB)

1

Oralna antikoagulacija je indikovana

Proceniti kontraindikacije

Korigovati reverzibilne

faktore rizika za krvavljenje

≥2

LAA okluderi mogu se uzeti

u obzir kod pacijenata sa jasnim

kontraindikacije za OAK (IIbC)

NOAK�(IA)

VKA�(IA)

Proceniti rizik od moždanog udara na osnovu CHA2DS2-VASc faktora rizika

Veštački srčani zalisci ili umerena/teška mitralna stenoza

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Efikasnost NOAK-a vs varfarin1

*Dabigatran 150 mg BID; Rivaroxaban 20 mg OD; Apixaban 5 mg BID; §Edoxaban 60 mg OD.�BID: twice daily; CI: confidence interval; NVAF: non-valvular atrial fibrillation; OD: once daily; RR: risk ratio; SE: systemic embolism.

1. Ruff CT, et al. Lancet 2014;383:955–962.

Favours warfarin

Moždani udar ili SE

Study

NOAC (events)

Warfarin (events)

RR (95% CI)

RR (95% CI)

P value

RE-LY* 150

134/6,076

199/6,022

0.66 (0.53–0.82)

0.0001

ROCKET AF

269/7,081

306/7,090

0.88 (0.75–1.03)

0.12

ARISTOTLE

212/9,120

265/9,081

0.80 (0.67–0.95)

0.012

ENGAGE AF-TIMI 48§

296/7,035

337/7,036

0.88 (0.75–1.02)

0.10

Combined (random)

911/29,312

1,107/29,229

0.81 (0.73–0.91)

<0.0001

Data are n, unless otherwise indicated.�Heterogeneity: I2 47%, P=0.13.

Reproduced from Ruff et al. 20141

Favours NOAC

2.0

0.5

1.0

There are no head-to-head randomised clinical trials comparing the NOACs.�Comparisons cannot be made between individual NOACs based on these data.

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Bezbednost NOAK-a vs varfarin1

*Dabigatran 150 mg BID; Rivaroxaban 20 mg OD; Apixaban 5 mg BID; §Edoxaban 60 mg OD.�Doses were reduced for apixaban, rivaroxaban and edoxaban in a subset of patients according to prespecified criteria.

1. Ruff CT, et al. Lancet 2014;383:955–962.

Veliko krvavljenje

Study

NOAC (events)

Warfarin (events)

RR (95% CI)

RR (95% CI)

P value

RE-LY* 150

375/6,076

397/6,022

0.94 (0.82–1.07)

0.34

ROCKET AF

395/7,111

386/7,125

1.03 (0.90–1.18)

0.72

ARISTOTLE

327/9,088

462/9,052

0.71 (0.61–0.81)

<0.0001

ENGAGE AF-TIMI 48§

444/7,012

557/7,012

0.80 (0.71–0.90)

0.0002

Combined (random)

1,514/29,287

1,802/29,211

0.86 (0.73–1.00)

0.06

1.0

Data are n, unless otherwise indicated.

Heterogeneity: I2 83%, P=0.001.

Reproduced from Ruff et al. 2014.1

2.0

0.5

Favours warfarin

Favours NOAC

There are no head-to-head randomised clinical trials comparing the NOACs.�Comparisons cannot be made between individual NOACs based on these data.

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NOAK vs. varfarin: Efikasnost & Bezbednost

1. Granger et al. N Engl J Med 2011;365:981-92; 2. Connolly et al. N Engl J Med 2010;363:1875-6; 3. Giugliano et al. N Engl J Med 2013;369:2093-104;

4. Patel et al. N Engl J Med 2011;365:883-91; 5. Rivaroxaban SmPC, 2013

NOAC

Warfarin

HR

95% CI

Apixaban (ITT)1

Efikasnost

212 (1.27)

265 (1.60)

0.9

0.74–1.10

Bezbednost

327 (2.13)

462 (3.09)

0.69

0.60–0.80

Rivaroxaban (ITT)4,5

Efikasnost

269 (2.12)

306 (2.42)

0.88

0.75–1.03

Bezbednost

395 (3.60)

386 (3.45)

1.04

0.90–1.20

Dabigatran 110 mg (ITT)2

Efikasnost

183 (1.54)

202 (1.71)

0.9

0.74–1.10

Bezbednost

342 (2.87)

421 (3.57)

0.80

0.70–0.93

Dabigatran 150 mg (ITT)2

Efikasnost

134 (1.11)

202 (1.71)

0.65

0.52–0.81

Bezbednost

399 (3.32)

421 (3.57)

0.93

0.81–1.07

Head-to-head studies do not exist, and direct comparisons between agents may not be made

Favours NOAC

Favours warfarin

1.0

1.5

0.5

0.3

-efikasnost

-bezbednost

HR, hazard ratio; ITT, intention-to-treat population

* A 97.5% confidence interval was used

Moždani udar/SE*

* Sistemska embolija

Veliko krvarenje

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ARISTOTLE: �Apiksaban je pokazao je dvostruku superiornost u smanjenju rizika od moždanog udara/SE i redukciji velikog krvarenja u odnosu na varfarin�

Granger CB et al. Apixaban versus Warfarin in Patients with AF. N Eng J Med 2011. 365.981-992

NVAF- Nevalvularna atrijalna fibrilacija

RRR- relativno smanjenje rizika

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ARISTOTLE: apiksaban je superioran �u poređenju s varfarinom u smanjenju mortaliteta svih uzroka1

1. Granger CB, et al. N Engl J Med 2011;365:981–992.

Figure created from data in Granger et al. N Engl J Med 2011;365:981-92.

* Key secondary efficacy endpoint.

Mortalitet svih uzroka*

3.94%

3.52%

Event rate (%/year)

HR=0.89

(95% CI: 0.80–0.99; P=0.047)

RRR 11%, ARR 0.42%

Created from Granger et al. 20111

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Apiksaban vs ASA

Connolly SJ et al. Apixaban in Patients with Atrial Fibrilation. N Eng J Med 2011; 364:806-817.

NVAF- Nevalvularna atrijalna fibrilacija

RRR- Relativno smanjenje rizika

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��ARISTOTLE: u pacijenata sa odgovarajućom redukcijom doze (2 ili 3 kriterijuma), 2.5 mg BID isti rezultat kao 5 mg BID

1. Granger CB, et al. N Engl J Med 2011;365:981992.

Apixaban

Warfarin

No. of patients

No. of events (%/year)

HR

(95% CI)

P value for�interaction

Stroke/SE

2.5 mg BID or placebo

831

12 (1.7)

22 (3.3)

0.22

5 mg BID or placebo

17,370

200 (1.3)

243 (1.5)

Major bleeding

2.5 mg BID or placebo

826

20 (3.3)

37 (6.7)

0.21

5 mg BID or placebo

17,314

307 (2.1)

425 (3.0)

0.25

0.5

1.5

2.5

2.0

1.0

Apixaban better

Warfarin better

Extracted from Granger et al. 20111

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Era NOAK-a:�Klinička praksa

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Važno je prepoznati relativne snage i ograničenja RWD-ova u odnosu na RCT-ove1, 2

Popis nije iscrpan.�1. Camm AJ, et al. Open Heart 2018;5:e000788; 2. Fanaroff AC, et al. Eur Heart J 2018;39:2932–41.

RCT, randomizirana klinička ispitivanja; RWD, podaci iz kliničke prakse

Snage

Efikasnost i sigurnost u stvarnim okruženjima prakse

Baze podataka obično predstavljaju veliku, neselekovanu populaciju

Raznolika populacija – pod-populacije koje nisu uključene u RCT-ove

Širi skup rezultata

Dugoročno praćenje

Ograničenja

Nisu randomizirane, potencijal za pristranost

Nije moguće uzeti u obzir zbunjujuće faktore

Nezavisna društva koja se bave ispitivanjima ne mogu odrediti uzročnost

Potencijalne pogreške kodiranja i nedostatni podaci

Nedostatak odgovarajućih komparacijskih skupina u nekim ispitivanjima

Izvor i tip podataka mogu ograničiti generaliziranje rezultata

Nema kontrole za razlike u populaciji koja prima alternativne intervencije

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ARISTOPHANES: NOAK je povezan s nižim stopama moždanog udara / sistemske embolije i promjenjivim stopama većih krvarenja u odnosu na varfarin1

*Temeljeno na kohortama s bodovanjem usklađenosti različitih karakteristika koje su generirane logističkom regresijom na temelju demografije, Charlson Comorbidity Index bodovanje, početnih krvarenja i povijesti moždanog udara / SE, komorbiditeta i početnog korištenja više lijekova.

1. Lip GYH, et al. Stroke 2018;49:2933–44

Bolesnici s NVAF-om koji su ≥ 1 puta od 1. siječnja 2013. do 30. rujna 2015. u ljekarni zatražili NOAC-ove ili varfarin

CI, interval pouzdanosti; HR, procenat opasnosti; NOAK, oralni antikoagulansi koji nisu zavisnii o vitaminu K; NVAF, nevalvularna atrijska fibrilacija; PSM, podudaranje rezultata sklonosti; SE, sistemska embolija; VKA, antagonist vitamina K.

Primjena standardne doze lijeka (post-PSM):

75,4%

za apiksaban

za dabigatran

83,8%

za rivaroksaban

70,5%

Sigurnost: veliko krvarenje

Efikasnostt: moždani udar / sistemska embolija

Ne postoje komparativna ispitivanja koja uspoređuju NOAC-ove; ne može se napraviti direktno poredjenje između pojedinih NOAK-a na temelju ovih podataka. Podaci iz kliničke prakse imaju određena ograničenja, poput potencijala za iskrivljenje podataka kod izbora, različitih definicija ishoda i potencijalne prisutnosti zbunjujućih faktora. Oni su u stanju pokazati povezanost, ali ne mogu odrediti uzročno stanje.

Skupna analiza 1 : 1 bodovanje usklađenosti različitih karakteristika

Populacija u ispitivanju�(n = 434 046)

NOAC

VKA

apiksaban �(n = 100 977)

varfarin

(n = 100 977)

dabigatran�(n=36 990)

varfarin�(n = 36 990)

rivaroksaban

(n = 125 068)

varfarin

(n = 125 068)

SAD

dabigatran�vs varfarin

rivaroksaban �vs varfarin

apiksaban�vs varfarin

0,1

0,7

1,7

1,1

Favorizira NOAC

Favorizira varfarin

1,3

0,3

0,5

0,9

1,5

0,1

0,7

1,7

1,1

Favorizira NOAC

Favorizira varfarin

1,3

0,3

0,5

0,9

1,5

Mere ishoda:

Moždani udar / sistemska embolija

Veliko krvarenje

HR*

(95 % CI)

HR*

(95 % CI)

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ARISTOPHANES: apiksaban je povezan sa smanjenim rizikom od moždanog udara / sistemske embolije i velikog krvarenja u odnosu na varfarin1

* Temeljeno na kohortama s bodovanjem usklađenosti različitih karakteristika koje su generirane logističkom regresijom na temelju demografije, Charlson Comorbidity Index bodovanja, početnih krvarenja i povijesti moždanog udara / SE, komorbiditeta i početnog korištenja više lijekova. 1. Lip GYH, et al. Moždani udar 2018; 49: 2933–44.

CI, interval pouzdanosti; HR, omjer opasnosti; SE, sistemska embolija.

HR = 0,64 (95 % CI: 0,58, 0,70)*�

0,0

1,0

2,0

3,0

4,0

5,0

6,0

varfarin�n = 100 977

apiksaban�n = 100 977

Stopa incidencije�(%/ 100 osoba-godina)

0,59% razlika u stopi incidencije

1,33 %

1,92 %

HR = 0,60 (95 % CI: 0,56, 0,63)*�

Stopa incidencije�(%/ 100 osoba-godina)

1,99% razlika u stopi incidencije

3,64 %

5,63 %

0,0

1,0

2,0

3,0

4,0

5,0

6,0

varfarin�n = 100 977

apiksaban�n = 100 977

Efikasnost: moždani udar / sistemska embolija

Sigurnost: veliko krvarenje

Prilagođeno prema Lip et al. 2018.1

SAD

Podaci iz kliničke prakse imaju određena ograničenja, poput potencijala za iskrivljenje podataka kod izbora, različitih definicija ishoda i potencijalne prisutnosti zbunjujućih faktora. Oni su u stanju pokazati povezanost, ali ne mogu odrediti uzročno stanje.

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Žena, 80 godina

  • Primljena u kardiološku ambulantu zbog palpitacija i osećaja nedostatka vazduha
  • Lečena hipertenzija i AF
  • Varfarin; ACE + diuretik; beta-blokator
  • Nizak TTR < 50%
  • Redukovana bubrežna funkcija, sCr=100μmol/L; eGFR 44ml/min/1,73m2
  • Gastroezofagealna refluksna bolest
  • NSAIL

  • EKG: Afib, Fr-120/min, ST-T b.o.

*Virtuelni pacijent

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Terapijski izazov

  • Godine života
  • Hipertenzija
  • Hronična bubrežna slabost
  • GERB
  • Konkomitantna terapija (NSAIL)

Visok

tromboembolijski rizik

Visok

hemoragijski rizik

+

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OAK karakteristike

1. Warfarin SmPC. Available at: http://www.medicine.org; 2. Weitz JI, Gross PL. Hematology Am Soc Hematol Educ Program 2012;2012:536–540; �3. Dabigatran SmPC. Available at: http://www.ema.europa.eu; 4. Rivaroxaban SmPC. Available at: http://www.ema.europa.eu; �5. Apixaban SmPC. Available at: http://www.ema.europa.eu; 6. Edoxaban SmPC. Available at: http://www.ema.europa.eu.

  • The information in this table is based on the SmPCs for apixaban, rivaroxaban, dabigatran and edoxaban. Please refer to the SmPCs for further information.3–6
  • *Food does not affect the bioavailability of dabigatran etexilate, but delays the time to peak plasma concentrations by 2 hours; Time to peak effect is up to 3–5 days;2 Direct renal excretion as unchanged active substance; §Prolonged in patients with impaired renal function. FXa: factor Xa; SmPC: summary of product characteristics; Tmax: time to reach peak plasma concentration; t1/2: half-life.

Varfarin1,2

Dabigatran3

Rivaroksaban4

Apiksaban5

Edoksaban6

Mehanizam delovanja

Inhibitor vitamina �K-zavisnih faktora

Direktni inhibitor trombina

Direktni FXa inhibitor

Direktni FXa inhibitor

Direktni FXa inhibitor

Oralna bioraspoloživost

>95%

~6.5%

80–100%

~50%

~62%

Pro-lek

Ne

Da

Ne

Ne

Ne

Uticaj hrane

Da �(hranu bogatu vitaminom K)

Ne*

Da

(20 mg i 15 mg doze treba uzimati sa hranom)

Ne

Ne

Tmax

Tokom 4 sata

0.5–2 sata

2–4 sata

3–4 sata

1–2 sata

Renalni klirens

8%

85%

~33%

~27%

50%

Polu-život (t1/2)

40 sati

12–14 sati§

5–9 sati (mladi)

11–13 sati (stariji)

12 sati

10–14 sati

Eliquis SmPC februar 2019. Pradaxa SmPC 110mg maj 2014. 150mg mart 2018. Xarelto SmPC sept 2018. .

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Primarni cilj upotrebe NOAK-a je prevencija moždanog udara

Upotrebiti najvišu dostupnu doza NOAK-a kada god je moguće!!

Ruff CT, et al. Lancet 2014;383:955–962

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Apixaban is the only NOAC that demonstrated superior risk reduction in stroke/SE with significantly less major bleeding vs. warfarin

Schulman Thromb Haemost 2014;111:575-82

NOAC better

Warfarin better

Stroke/SE

HR 0.47 (0.41–0.55)

HR 0.69 (0.60–0.80)

RR 0.80 (0.69–0.93)

RR 0.93 (0.81–1.07)

HR 0.80 (0.71–0.91)

HR 1.04 (0.90–1.20)

Major bleeding

Created from Schulman Thromb Haemost 2014;111:575-82

RR 0.66 (0.53–0.82)

Dabigatran150 mg twice daily

Apixaban�5 mg twice daily

HR 0.79 (0.66–0.95)

Edoxaban�60 mg daily

HR 0.87 (0.73–1.04)

Dabigatran�110 mg twice daily

RR 0.91 (0.74–1.11)

Rivaroxaban�20 mg daily

HR 0.88 (0.74–1.03)

Edoxaban�30 mg daily

HR 1.13 (0.96–1.34)

Edoxaban�30 mg daily

Apixaban�5 mg twice daily

Dabigatran�110 mg twice daily

Dabigatran150 mg twice daily

Edoxaban�60 mg daily

Rivaroxaban�20 mg daily

NOAC better

Warfarin better

SE, systemic embolism; RR, risk ratio

EUAPI677 BMS/Pfizer. Highly Confidential & Proprietary. Only to be used for training purposes by experts under contract with BMS/Pfizer. Not for further distribution or external use.

22

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Izbor optimalne doze kod starijih populacije

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The prevalence of AF is predicted to rise sharply in the coming decades �as the population ages

AF, atrial fibrillation.

1. Di Carlo A, et al. Europace 2019;pii:euz141. doi: 10.1093/europace/euz141.

Projections of number of AF cases in Europe1

Year

2016

0

Number (millions)

2

4

8

12

16

2020

2025

2030

2035

2040

2045

2050

2055

2060

6

10

14

Total 65+ years

65–79 years

80+ years

24

Contents subject to local review before distributing this item outside BMS/Pfizer.

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Prilagodjavanje doze NOAK-a, �zavisno od godina

Apixaban1

Dabigatran2

Rivaroxaban3

Elderly

5 mg BD*

Age 75–80 years: 300 mg or 220 mg daily according to individual assessment of the thromboembolic risk and the bleeding risk

Age ≥80 years: Reduction to 110 mg BD due to the increased bleeding risk

20 mg OD

* Unless criteria for dose reduction are met, i.e. ≥2 of the following characteristics: age ≥80 years, body weight ≤60 kg or serum creatinine ≥1.5 mg/dL (133 mmol/L).1

1 Eliquis SmPC februar 2019. 2 Pradaxa SmPC 110mg maj 2014. 150mg mart 2018. 3 Xarelto SmPC sept 2018. .

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Doziranje Eliquisa u prevenciji moždanog udara NVAF

Eliquis SmPC februar 2019.

Kriterijumi za redukciju doze:

Godine ≥ 80 years

Težina ≤ 60 kg

Kreatinin u serumu

≥ 1.5 mg/dL (133 µmol/L)

Eliquis 2.5 mg�dva puta dnevno

Teška renalna disfunkcija samostalno� CrCl: 15–29 mL/min

Najmanje 2 karakteristke

Eliquis 2.5 mg�dva puta dnevno

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Apiksaban pokazuje smanjenje velikog krvarenja u odnosu na varfarin kod starijih (≥75 godina) pacijenata

Stroke �or SE

Major� bleed

ICH

1.89 vs 2.14�0.88 (0.66–1.17)

0.37 vs 1.00�0.37 (0.21–0.64)

Favours �warfarin

Favours�dabigatran

Dabigatran 110 mg1

Rates % / yr�HR (95% CI)

1

0

2

Dabigatran 150 mg1

Rates % / yr�HR (95% CI)

1.43 vs 2.14�0.67 (0.49–0.90)

5.10 vs 4.37�1.18 (0.98–1.42)*

0.41 vs 1.00�0.42 (0.25–0.70)

0

1

2

Favours �warfarin

Favours�dabigatran

Rivaroxaban1

Rates % / yr�HR (95% CI)

2.29 vs 2.85�0.80 (0.63–1.02)

4.86 vs 4.40�1.11 (0.92–1.34)

0.66 vs 0.83�0.80 (0.50–1.28)

0

1

2

Favours �warfarin

Favours�rivaroxaban

Apixaban1

Rates % / yr�HR (95% CI)

1.56 vs 2.19�0.71 (0.48–0.99)

3.33 vs 5.19�0.63 (0.48–0.82)

0.43 vs 1.29�0.33 (0.17–0.63)

0

1

2

Favours �warfarin

Favours�apixaban

4.43 vs 4.37�1.01 (0.83–1.23)*

*p<0.001 vs warfarin; ICH, intracranial haemorrhage; NR, not reported.�Capranzano P et al. Expert Rev Cardiovasc Ther 2013;11:959-73;

Not head to head comparisons: these comparisons have not been made in a head to head study

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FORTA (Fit fOR The Aged ) klasifikacija:�procena upotrebljivosti OAK kod starijih

  • Procena efikasnosti i bezbednosti upotrebe lekova kod starijih
  • Procena rizika- koristi, upotrebljivosti OAK kod starijih u svakodnevnoj praksi
  • Lekovi se svrstavaju u:
    • negativnu grupu (opasni ili granično opasni D i C)
    • pozitivnu grupu (preporučeni A i B)

Specifičnosti starije populacije:

padovi, kognitivna deteoracija, renalna i autonomna disfunkcija, rizik od krvarenja

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Izbor optimalne doze kod oslabljene � bubrežne funkcije

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Meta-analysis: Major bleeding with NOACs versus warfarin in renal impairment (GFR <50 mL/min)

Patients with GFR <30 min/mL were excluded from the Phase III NOAC trials (<25 mL/min in ARISTOTLE).�CI, confidence interval; GFR: glomerular filtration rate; M–H: Mantel–Haenszel method; RR: risk ratio.

1. Del-Carpio Munoz F, et al. Am J Cardiol 2016;117:69–75.

Reproduced from Del-Carpio et al. 20161

Study or subgroup

NOACs

Warfarin

Weight

RR

Events

Total

Events

Total

M–H, fixed, 95% CI

ARISTOTLE

73

1,493

142

1,512

7.9%

ENGAGE AF-TIMI 48 (60 mg dose)

96

1,287

128

1,297

7.1%

RE-LY (150 mg dose)

129

1,232

116

1,126

6.8%

ROCKET AF

99

1,502

100

1,476

5.7%

Subtotal (95% CI)

5,514

5,411

27.5%

Total events

397

486

Heterogeneity: Chi2=15.66, df=3 (P=0.001); l2=81%

Test for overall effect: Z=3.49 (P=0.0005)

0.5

0.7

1.0

1.5

2.0

Favours �NOACs

Favours warfarin

There are no head-to-head randomised clinical trials comparing the NOACs. Comparisons cannot be made between �individual NOACs based on these data.

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EHRA 2018�Preporuke za doziranje NOAKa u AFu�

Steffel J, et al. Eur Heart J 2018;39:1–64.

*2×110 mg in patients at high risk of bleeding (per SmPc). #Other dose reduction criteria may apply (weight 60 kg, concomitant potent P-Gp inhibitor therapy). $2×2.5 mg only if ≥2 of the following: age 80 years, body weight 60 kg, CrCl 1.5 mg/dL (133 μmol/L).

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EHRA 2018. preporuke: DOZIRANJE NOAK-a u HBB�

Steffel J, et al. Eur Heart J 2018;39:1–64.

*2×110 mg in patients at high risk of bleeding (per SmPc). #Other dose reduction criteria may apply (weight 60 kg, concomitant potent P-Gp inhibitor therapy). $2×2.5 mg only if ≥2 of the following: age 80 years, body weight 60 kg, CrCl 1.5 mg/dL (133 μmol/L).

$APIXABAN

2×2.5 mg only if ≥2

of the following:

  • age 80 years
  • body weight 60 kg
  • CrCl 133 μmol/L

U rasponu CrCl 30-50 ml/min

jedino se APIKSABAN

primenjuje u punoj dozi !

Oprez!

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1. Heidbuchel H, et al. Europace 2015;17:1467–1507; 2. Pradaxa SmPC 110mg maj 2014. 150mg mart 2018. 3. Xarelto SmPC sept 2018. 4. Eliquis SmPC februar 2019.

*Plasma levels may be significantly increased in patients with severe renal impairment;2−5 �Fold-change in AUC NOAC plasma concentration in patients with CrCl <50 mL/min, excluding severe CKD.1

Heidbuchel et al. 20151

Apixaban1,4

27%*

↑AUC

29–44%

CrCl <50 mL/min

35%*

Rivaroxaban1,3

↑AUC

52–64%

CrCl <50 mL/min

Dabigatran1,2

80%*

↑AUC

320–530%

CrCl <50 mL/min

Izlučivanje preko bubrega varira između različitih NOAK-a što može uticati na njihovu bezbednost kod pacijenata sa oštećenom bubrežnom funkcijom

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ARISTOTLE: Stope velikog krvarenja u starijih ≥75 godina �u odnosu na bubrežnu funkciju1

1. Halvorsen S, et al. Eur Heart J 2014;35:1864–1872; 2. Apixaban SmPC. Februar 2019.

The use of apixaban is not recommended in patients with a CrCl of <15 mL/min.2 Patients with severe renal impairment (CrCl of 15–29 mL/min) should receive the lower dose of apixaban, 2.5 mg BID. This recommendation was not applied in this study.2�CrCl: creatinine clearance; eGFR: estimated glomerular filtration rate.

Reproduced from Halvorsen et al. 20141

Cockroft–Gault �eGFR mL/min

No. of patients

≥75 years

No. events/patients (%/year)

HR of major bleeds

(95% CI)

Interaction �P value

Apixaban

Warfarin

eGFR >80 mL/min

596

11 (2.10)

15 (3.39)

0.1635

eGFR >50–80 mL/min

2,912

85 (3.53)

104 (4.45)

eGFR >30–50 mL/min

1,898

47 (3.32)

87 (6.27)

eGFR ≤30 mL/min

221

7 (4.64)

17 (13.4)

0.1

1.4

1.0

Favours apixaban

Favours warfarin

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EHRA 2018. preporuke: NOAK u teškoj HBB

Steffel J, et al. Eur Heart J 2018;39:1330–1393.

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�Gastrointestinalni rizik��Izbor optimalne doze

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38

Veliko GI krvarenje u NOAK registracionim studijama

Dabigatran

Rivaroksaban

Apiksaban

Connolly SJ et al. Dabigatran versus Warfarin in Patients with Atrial Fibrilation. N Eng J Med 2009; 361:1139-1151.

Patel MR et al. Rivaroxaban versus Warfarin in Nonvalvular Atrial Fibrilation. N Eng J Med 2011; 365:883-891.

Granger CB et al. Apixaban versus Warfarin in Patients with Atrial Fibrilation. N Eng J Med 2011; 365:981-992

Eliquis SmPC april 2018..

Head-to-head studies do not exist, and direct comparisons between agents may not be made

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Zbirni rezultati pokazuju da NOAK značajno smanjuju rizik od ICH u poređenju sa varfarinom

Heterogenost:

ICH I²=32%, p=0.22

GI krvarenje I²=74%, p=0.009

Visok I2 procenat GI krvarenja ukazuje na značajnu heterogenost u ispitivanjima; heterogeni rezultati za GI krvarenje mogu ukazati na istinite razlike između ispitivanja ili između NOAK-a

Data show pooled NOAC events vs pooled warfarin events

Only high dose data from RE-LY and ENGAGE AF have been included in this analysis

Safety

P

Intrakranijalno krvarenje

RR 0.48 95% CI (0.39; 0.59)

<0.0001

Gastrointestinalno krvarenje

RR 1.25 95% CI (1.01; 1.55)

0.043

= significant

ICH, intracranial haemorrhage

GI, gastrointestinal bleeding

NOAC, non-VKA oral anticoagulant

RR, relative risk

Favours warfarin

Favours NOAC

Adapted from Ruff CT et al. Lancet 2014;383:955-62

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NOAK u odnosu na varfarin: �Veliko gastrointestinalno krvarenje

1.Granger et al. N Engl J Med 2011;365:981-92; 2. Connolly et al. N Engl J Med 2010;363:1875-6, suppl app;

3.. Patel et al. N Engl J Med 2011;365:883-91, suppl app.

* Data are from the safety cohort during the treatment period (which began when the first dose of study drug was administered), with interval censoring of events during study-drug interruptions that lasted more than 3 days, except for net clinical outcomes, which are presented for the overall treatment period (which began at the time of randomisation).

% and not %/yr are reported; RR, not reported, was calculated: http://www.spc.univ-lyon1.fr/mfcalc

0.5

1.0

Favours NOAC

Favours warfarin

1.5

2.0

NOAC

Warfarin

No. of events (%/yr)

HR

95% CI

Apixaban1

105 (0.76)

119 (0.86)

0.89

0.70–1.15

Dabigatran 110 mg2

137 (1.15)

126 (1.07)

1.08

0.85–1.38

Dabigatran 150 mg2

188 (1.56)

126 (1.07)

1.48

1.18–1.85

Rivaroxaban3

224 (3.15)

154 (2.16)

1.46

1.19–1.78

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Prilikom korišćenja dabigatrana, treba razmotriti primenu redukovane doze (110mg 2x dnevno) kod pacijenata starijih od 75 godina kako bi smanjili rizik od krvarenja

IIb

B

Kod pacijenata sa visokim rizikom od gastrointestinalnog krvarenja, primena VKA ili nekog drugog NOAK-a preporučuje se pre nego dabigatran 150 mg 2x dnevno, rivaroksaban 20mg 1x dnevno, ili edoksaban 60mg 1x dnevno.

IIa

B

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EHRA 2018 smernice: GI krvarenje

1. Steffel J, et al. Eur Heart J 2018;39:1330–1393.

  • LAA: left atrial appendage; PCI: percutaneous coronary intervention.

Pacijent nakon velikog gastrointestinalnog krvarenja

(Re) inicirajte (N)OAK što je ranije moguće (nakon 4 - 7 dana) Kod osoba starijih od 75 godina , kao prvi izbor razmotriti pre drugi NOAC nego dabigatran, rivaroksaban ili višu dozu edoksabana.

Ne uzmite u obzir antikoagulaciju vs. LAA okluziju

Nastavak/ponovno uvođenje NOAK-a? �Razmotriti faktore za odlaganje(✔) vs. (re-) ponovno uviđenje antikoagulacije

  • Neidentifikovano mesto krvarenja
  • Višestruke angiodisplazije u GI traktu
  • Bez reverzibilnog, uzroka koji se može tretirati
  • Krvarenje tokom prekida terapije
  • Hronični alkoholizam
  • Potreba za dvostrukom antitrombocitnom terapijom nakon PCI
  • Starija dob

Jasna procena u korist uskraćivanja antikoagulacije prema multidisciplinarnoj odluci

No

Yes

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Izazovi u antikoagulacionoj terapiji �Izbor optimalne doze:

  • Gi rizik
  • Bubrezna funkcija
  • Starija populacija

  • Dvodnevno vs jednodnevno doziranje

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OD ili BID: farmakokinetski model (t1/2 ~12 hours) � Farmakodinamski uticaj na pogrešnu dozu

Vrijens B, Heidbüchel H. Europace 2015;17:514–523.

5

6

7

8

9

10

Day

Steady state

Dose X OD�Dose X/2 BID

Concentration

Concentration

One missed BID dose

One missed OD dose

~Three missed BID doses

Concentration

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�Niži je “trough-peak–ratio” kod 2x na dan u odnosu na 1x na dan �(bolji kontinuitet, manja oscilacija u održavanju koncentracije) �

Vrijens et al. BRCJ 2014;77:746-55

5

6

7

8

9

10

Vrijens, Heidbuchel, EUROPACE, accepted for publication, 2014

Repeated dosing assuming perfect adherence

Day

Concentration

Dose delivered BID

Dose delivered OD

with T1/2=12 hr; Tmax=3 hr

T1/2, half-life; Tmax, time to maximum serum concentration

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Koliko često pacijenti propuštaju uzastopne doze?

Vrijens et al. BRCJ 2014;77:746-55

Jednom dnevno

Dva puta dnevno

Cardiovascular medications

Učestalost grešaka u prvih 30 dana

N=677

46,8% pacijenata je propustilo jednu dozu najmanje jednom u toku 30 dana

Učestalost grešaka u prvih 30 dana

N=677

75,2% pacijenata je propustilo jednu dozu najmanje jednom u toku 30 dana

11% pacijenata je propustilo tri uzastopne doze najmanje jednom u toku 30 dana

Created from Vrijens et al. BRCJ 2014;77:746-55

46,8%

11%

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Choosing a particular oral anticoagulant and dose for stroke prevention in individual patients with non-valvular atrial fibrillation: part 2. Hans-Christoph Diener et al. European Heart Journal (2017) 38, 860–868.

Visok rizik za

GIT krvarenje

Bubrežna funkcija

(CrCl 30-49ml/min)

Godine ≥ 75

Hipertenzija

Prvi izbor

Apiksaban 2x5mg*

Dabigatran 2x110mg

Apiksaban 2x5mg*

Rivaroksaban 15mg

Edoksaban 30mg

Apiksaban 2x5mg*

SVI

Drugi izbor

Dabigatran2x150mg

Rivaroxaban 20mg

Edoksaban 60mg

Dabigatran 2x110mg

Dabigatran 2x110mg

Rivaroxaban 20mg

Edoksaban 60mg

*Apiksaban 2,5mg ako je ≥2: ≥80 godina, težina ≤60 kg, ili Cr ≥1.5 mg/dL (133 mmol/L)

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Granger CB N Eng J Med 2011,365:981-992.

Sažetak karakteristika leka Eliquis, septembar 2014.

  • Superiornog smanjenja rizika od moždanog udara i sistemske embolije

  • Superiornog smanjenja rizika od velikog krvarenja

  • Smanjenje pojave smrtnog ishoda usled svih uzroka

  • Doslednost pružanja koristi primene u širokoj populaciji pacijenata

Granger CB N Eng J Med 2011,365:981-992.

Sažetak karakteristika leka Eliquis, februar 2019.

Connolly SJ et al. Apixaban in Patients with Atrial Fibrilation. N Eng J Med 2011; 364:806-817.

Individualizacijom terapije i pravilnim izborom doze u cilju:

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Žena, 80 godina

  • Primljena u kardiološku ambulantu zbog palpitacija i osećaja nedostatka vazduha
  • Lečena hipertenzija i AF
  • Varfarin; ACE + diuretik; beta-blokator
  • Nizak TTR < 50%
  • Redukovana bubrežna funkcija, sCr=100μmol/L; eGFR 44ml/min/1,73m2
  • Gastroezofagealna refluksna bolest
  • NSAIL

  • EKG: Afib, Fr-120/min, ST-T b.o.

*Virtuelni pacijent

?

Eliquis 2x 5mg