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Umberto Vitolo Ematologia Città della Salute e della Scienza Torino Linfomi

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Page 1: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Umberto Vitolo Ematologia

Città della Salute e della Scienza Torino

Linfomi

Page 2: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

HODGKIN’S LYMPHOMA: Brentuximab Vedotin Background

Sasse,  et  al.  Leuk  &  Lymph,  2013.  

Median  PFS:  9  months  

Zinzani,  et  al.  Haematologica,  2013.  

Median  PFS:  6.8  months  

Median  PFS:  5.6  months  

Page 3: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Hodgkin’s Lymphoma Brentuximab Vedotin

BRENTUXIMAB  VEDOTIN  AS  SINGLE  AGENT  IN  REFRACTORY  OR  RELAPSED  CD30-­‐POSITIVE  HODGKIN  LYMPHOMA:  THE  FRENCH  NAME  PATIENT  PROGRAM  EXPERIENCE  IN  241  PATIENTS  

A  Perrot  et  Al.  

RetrospecJve  trial  from  Jan  2011  and  Jan  2014  241  pts  with  HD  CD30+  Median  age  30  ys  (17-­‐79)  49%  primary  refractory  Prior  CT:  median  3  lines  (1-­‐13)                                  59%  autologous  transplant                                    16%  allogenic  transplant  

Median  of  6  BV  cycles    DisconJnuaJon  rate:  92%  (222  pts):  -­‐ 54%  Progression  of  disease  -­‐ 25%  transplant  -­‐ 5%  Adverse  event  

CR   PR   ORR  

AFTER  4  CYCLES   34%   26%   60%  

END  OF  TREATMENT  

24%   10%   34%  

Median  duraJon  of  response:  8  months  (95%  CI  6-­‐14)  Median  PFS:  7  months    (95%  CI  6-­‐8)  

Page 4: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Hodgkin’s Lymphoma Brentuximab Vedotin

Causes  of  death   Tot:  75  pts  died  

Lymphoma  progression   68%  

Concurrent  illness   9%  

Toxicity  of  addoJonal  treatment   5%  

No  death  linked  to  BV  toxicity  

Most  common  AE:  -­‐ Peripheral  sensory  neuropathy:  26  %  g1-­‐2,  2%  g3-­‐4  -­‐ Anemia:  39%  -­‐ Thrombocytopenia:  27%  -­‐ Neutropenia:  23%  (7%  g3-­‐4  infecJon)  -­‐ Diarrhea:  14%  

Page 5: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Hodgkin’s Lymphoma Brentuximab Vedotin

This  largest  retrospecJve  analysis  supports  the  previously  reported  efficacy  of  BV  in  heavily  pretreated  CD30+  HL  paJents  with  manageable  toxicity.  Due  to  a  short  duraJon  of  response,  the  use  of  autologous  or  allogeneic  transplantaJon  should  be  considered  quickly  in  responder  paJents  as  a  consolidaJon  approach  to  cure  

the  disease.  

!"#$%$&'()&*&+(,-!(./0)%&1(-2(34(/51*678(

33(/51*67(%1(#07951)0#7(

4:;(/51*67(

!"#$%&'(")*")$+,-./+,)"0"

"12)*34567",89:"1//*34567",89:"

Page 6: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Aggressive Lymphomas Standard Treatment

ü Rituximab  schedule  by  gender  

ü CNS  Prophylaxis  

ü Elderly  Mantle  Cell  Lymphoma  

ü Intensified  salvage  or  condiWoning  regimen  

prior  ASCT  

Page 7: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Rituximab Schedule By Gender Increased rituximab doses eliminate increased risk of elderly male compared to female

patients with aggressive CD20+ B-cell lymphomas: Results from the SEXIE-R-CHOP-14 trial of the DSHNHL (Pfreundschuh M. et al.)  

Objec&ve:  

To  invesWgate  whether  increasing  the    dose  of  rituximab  in  elderly  males  with  DLBCL  reduces  their  hazard  compared  to  elderly  females    

Page 8: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Relative Risk Elderly Male vs. Female DLBCL Multivariate Analysis PFS

Without Rituximab With Rituximab

RICOVER-60 (n=612): 1.1*

NHL-B2 (n=142): 1.2

Pegfilgrastim (n=47): 0.2

all studies (n=801): 1.2*

* p<0.01

RICOVER-60 (n=610): 1.6*

RIC-No-RTh (n=164): 1.5

Pegfilgrastim (n=56): 3.5

all studies (n=830): 1.5*

Pfreundschuh et al., Blood 2014

Page 9: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

n = 25 24 13 20

5.0 6.0

8.0 9.0

12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0 20.0

Ritu

xim

ab c

lear

ance

(ml/h

r)

7.0

11.0 10.0

p=0.005 p=0.004

p=0.015

♀ ♀ ♂ ♂ eldery patients young patients

Rituximab Schedule By Gender

Page 10: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

 RelaWve  Rituximab  Dose  According  to  Sex  

Months  0   5   10   15   20   25   30   35   40   45   50  0.0  

0.1  0.2  0.3  0.4  0.5  0.6  0.7  0.8  0.9  1.0  

p=0.396  

Females  (n=120)  Males  (n=148)  

74%  

68%  PFS   OS  

Months  

MALE  (148)   FEMALE  (120)  

LEUKOCYTOPENIA   59%   85%  

THROMBOCYTOPENIA   15%   32%  

ANEMIA   16%   28%  

No  increase  in  rituximab-­‐mediated  toxiciWes  

Days    

Prop

orWo

n  

0.0  0.1  0.2  0.3  0.4  0.5  0.6  0.7  0.8  0.9  1.0  1.1  1.2  0.0  0.1  0.2  0.3  0.4  0.5  0.6  0.7  0.8  0.9  1.0  

Rituximab Schedule By Gender

Page 11: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Conclusions:

Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females.

Since both young male and female patients have an unfavorable rituximab pharmacokinetics compared to elderly females, too, increasing the dose in these population should also result in a better outcome.

Whether 375 mg/m2 for elderly females is optimal, is unclear Suboptimally dosed rituximab can easily be beaten by other CD20 antibodies that are higher dosed and/or more

often given. Before we switch to new (and more expensive) CD20 antibodies, they must be shown to be superior to rituximab

in bona fide head-to-head comparisons (same dose & schedule).

E  F  S   P    F  S   O  S  HR [95%-CI]  

RICOVER  HR [95%-CI]  

SEXIE-R  HR [95%-CI]  

RICOVER  HR [95%-CI]  

SEXIE-R  HR [95%-CI]  

RICOVER  HR [95%-CI]  

SEXIE-R  

Elevated LDH  1.8  

(p<0.001)  1.7  

(p=0.170)  2.2  

(p<0.001) 1.6  

(p=0.238)  2.1

(p<0.001) 2.2  

(p=0.107)  

ECOG>1   1.8 (p=0.001) 1.1 (p=0.873)   1.7  (p=0.004)   1.2  (p=0.719)   1.9 (p=0.001) 1.3 (p=0.644)  

Stages III-IV   1.5 (p=0.011)   1.2 (p=0.755)   1.5 (p=0.045)   1.2 (p=0.686)   1.5 (p=0.047) 1.1 (p=0.791)  

>1 extra limph   1.0 (p=0.937)   1.9 (p=0.121)   1.1 (p=0.724)   2.0 (p=0.103)   1.1 (p=0.817) 1.5 (p=0.420)  

Male vs. female   1.4 p=0.016  

0.9 p=0.708

1.6 p=0.004

0.8 p=0.613

1.4 p=0.063

0.7 p=0.252

Rituximab Schedule By Gender

Page 12: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

CNS Prophylaxis

P1087: CNS PROPHYLAXIS IN PATIENTS WITH DLBCL, ARE WE TREATING OURSELVES? A RESPONSE TO THE RECENT BCSH GUIDELINE

M Griffin1, et al. United Kingdom.

Analysis of all cases of CNS relapse over a 6 year period in North Trent, in a region that does not give CNS prophylaxis.

Which of them would have been eligible to CNS prophylaxis, according to GL? 620 de novo cases of DLBCL 13 CNS relapse (prevalence 2.1%) ü  median age 53 ys (21-79) ü  10 male, 3 female ü  3 testicular DLBCL ü  9 IPI < 3

According to current BCSH GL only 4/13 pts would have received

CNS prophylaxis (3 testicular)

ü  Majority of published data on CNS relapse are retrospective and of variable quality

ü  Reduction of CNS relapses in the rituximab era (better initial disease control?) ü  There is no reliable strategy for the identification of an individual at risk of CNS

relapse (with the possible exception of testicular disease) ü  Benefit of IT-MTX prophylaxis alone is unproven.

Page 13: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Elderly Mantle Cell Lymphoma Randomized  phase  3  study  of  rituximab,  cyclophosphamide,  doxorubicin,  and  

prednisone  plus  vincrisWne  (R-­‐CHOP)  or  bortezomib  (VR-­‐CAP)  in  newly  diagnosed  mantle  cell  lymphoma  (MCL)  paWents  ineligible  for  bone  marrow  transplantaWon  .  

Cavalli  F,  et  Al.  Randomized,  open-­‐label,  mulJ-­‐center  ph  3  study  in  newly  diagnosed  MCL  paJents  not    

considered  for  BMT  (NCT00722137)  

Compare  the  efficacy  and  safety  of  R-­‐CHOP  vs  VR-­‐CAP  (vincrisJne  replaced  with  bortezomib)  

 Intent-­‐to-­‐treat  (ITT)  populaWon,  N=487  

R-­‐CHOP    N=244  

VR-­‐CAP    N=243  

Median  age   66  (34–82)   65(26–8)  

ECOG  PS  0  /  1  /  2,  %*   35  /  52  /  13  

46  /  42  /  13  

IPI  score,  0–1  /  2  /  3  /  4–5,  %*†  

16  /  29  /  36  /  19  

16  /  31  /  35  /  19  

Disease  stage  at  diagnosis,  II  /  III  /  IV,  %*†  

7  /  20  /  74     6  /  20  /  75    

Elevated  LDH,  %   35   36  

Bone  marrow  +  %   70   68  

Extranodal  +,  %   56   57  

)  

Page 14: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Grade  ≥3  AEs,  %*  (Safety  populaWon)   R-­‐CHOP(n=242)   VR-­‐CAP  (n=240)  

At  least  one  grade  ≥3  AE   85   93  Neutropenia   67   85  Thrombocytopenia   6   57  Leukopenia   29   44  Lymphopenia   9   28  Anemia   14   15  Febrile  neutropenia   14   15  Pneumonia   5   7  FaJgue   3   6  Peripheral  sensory  neuropathy   3   5  Diarrhea   2   5  

Response-­‐evaluable  populaWon  (n=457):    CR+Cru:  R-­‐CHOP  42%  vs  VR-­‐CAP  53%  (p  0.007)  ORR  (CR+CRu+PR),  %:  R-­‐CHOP  90%  vs  VR-­‐CAP  92%  (p  0.275)  Median  duraJon  of  response  (CR+CRu+PR),  mo:  R-­‐CHOP  15.1  vs  VR-­‐CAP  36.5  (p  NA)  Median  Jme  to  iniJal  response,  mo:  R-­‐CHOP  1.6  vs  VR-­‐CAP  1.4  (p  <  0.001)  

ToxiciWes  Analysis  

Elderly Mantle Cell Lymphoma

Page 15: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Intensified Salvage Treatment Prior Asct R-­‐ESHAP-­‐LENALIDOMIDE  AS  SALVAGE  THERAPY  IN  PATIENTS  WITH  RELAPSED  OR  REFRACTORY  DIFFUSE  LARGE  B-­‐CELL  LYMPHOMA  CANDIDATES  TO  STEM-­‐CELL  TRANSPLANTATION:  UPDATED  RESULTS  OF  A  

PHASE  IB  GELTAMO  STUDY  A  MarWn,  et  Al.  

DLBCL

R-anthracylinerefractory

orrelapsed

Screening

Response

BEAMASCT

R=RituximabL=LenalidomideCycle=21 days

LR-ESHAPResponse

No further protocol treatment

CT-PET

CT

CT-PET

ResponseCT-PET

Follow-up

Cycle 1 Cycle 2 Cycle 3

PD or SD PD or SD

LR-ESHAP LR-ESHAP

R-­‐ESHAP  Rituximab:  375  mg/m2,  d  1  or  5  Etoposide:  160  mg/m2  (40  mg/m2/d,  d  1-­‐4)  CisplaWn:  100  mg/m2    (25  mg/m2/d,  d  1-­‐4)  Ara-­‐C:  2000  mg/m2  (d  5)  Methilprednisolone:    2500  mg  (500  mg  /d,  d1-­‐5)  

Lenalidomide  (d  1-­‐14  of  every  21-­‐d  cycle)  Dose  level  1:  5  mg  Dose  level  2:  10  mg  Dose  level  3:  15  mg  Dose  level  4:  20  mg  

Phase  Ib  escalaWng-­‐dose  mulWcentre  trial  

Primary  objecWve  :  safety  and  determine  the  MTD  of  lenalidomide  in  combinaJon  with  R-­‐ESHAP  in  pts  with  relapsed  or  refractory  DLBCL  candidates  for  ASCT  

Secondary  objecWves  :  To  evaluate  anJtumor  acJvity,  measured  by  CR  and  OR  rates  (determined  by  PET/CT),  PFS  and  OS,  to  assess  stem-­‐cell  mobilizaJon  aner  the  salvage  therapy,  to  measure  the  rate  of  paJents  who  achieve  ASCT  

Page 16: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

N=19   N=18   N=17   N=14  (73,7%)  

OUT   OUT  

CLINICAL  CHARACTERISTICS:  

19  pts,  median  age:  58  (23–70)  Diagnosis:  DLBCL    17  (89,5%)  

                         Intermediate  DLBCL/BL  2  (10,5%)  1-­‐line  treatment:  R-­‐CHOP-­‐like  17  (89,5%)  

                                                 Burkio-­‐like  protocols    2  (10,5%)  IPI  >  4:    5  (26,3%)  DS:  Primary  refractory  disease    13  (68,4%)  

 Early  relapse    3  (15,8%)    Late  relapse    3  (15,8%)  

 

Lenalidomide   N  DLT  

(first  cycle)  PaWents  failing  first  mobilizaWon  

5  mg   3   0  /  3   0  /  3  

10  mg   3   0  /  3   1  /  3  

15  mg   4   11  /  4   2  /  4  

10  mg  (MTD)   9   0  /  9   2  /  9  

Dose-­‐limiWng  toxicity  

 

1Grade  3  facial  angioedema  

Intensified Salvage Treatment Prior Asct

Page 17: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

RESPONSE  ANALYSIS  Aier  

LR-­‐ESHAP  N  (%)  

Aier  ASCT  N  (%)  

 Complete  remission   8  (42)   8  (42)    ParWal  response   6  (32)   5*  (26)    Overall  response    14  (74)   13  (68)    Stable  disease   1  (5)   0    Progression   3  (16)   1  (5)    Not  evaluated   1  (5)   5  (26)    Total   60   60  

Median  FU:  11,9  months  (5,9  –  30)  Progression:  9  paJents  (47%)  Deaths:  7  paJents  (lymphoma).    No  TRM.  1-­‐year  PFS:  61%  1-­‐year  OS:  63%  

ü The  MTD  of  lenalidomide  in  combinaWon  with  R-­‐ESHAP  is  10  mg    

ü LR-­‐ESHAP  shows  an  acceptable  safety  profile  and  encouraging  acWvity  in  rituximab-­‐pretreated  relapsed  or  refractory  DLBCL  paWents  

 

ü Further  invesWgaWon  with  this  regimen  is  warranted    

Intensified Salvage Treatment Prior Asct

Page 18: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

Intensified Conditioning Regimen Prior Asct: Zevalin-B(F)EAM

Krishnan et al, JCO 26:90-5, 2008

89%

70%

•  ASCT  superior  to  convenJonal  salvage  in  relapsing  NHL                                                                                                                                                                

•  High  incidence  of  relapses  aner  ASCT  in  high  risk  pts  

•  Need  to  opJmize  HD-­‐CHT  to  improve  the  outcome  post  

ASCT  

•  Radioimmunotherapy   with   ZEVALIN   produces   high  

response   rate   in   relapsing  NHL,     also   in  pts  pretreated  

with  Rituximab.    

41  relapsed/resistant  pts  Median  previous  therapies    2  (1-­‐6)  

 

Day   -­‐14   -­‐7   -­‐5   -­‐3  -­‐21  

90Y-­‐Zevalin    0.4  mCi/kg  Rituximab  250  mg/m2  

VP/AraC  Mel  

TRANSPLANT  

BCNU  

-­‐6   -­‐4   -­‐2  

150  mg/m2  

Rituximab 250 mg/mq

-­‐1  

Page 19: Linfomi - Ematologialasapienza.it 20 Sett/Vitolo.pdf · Conclusions: Rituximab 500 mg/m2 instead of 375 mg/m2 eliminates the increased risk of elderly males compared to females. Since

65% 67.6%

12  progressions/relapses  8  deaths  for  lymphoma  1  alive  with  acWve  disease  

13  deaths:    1  aspergillosis  +  H1N1    1  encefaliWs    8  lymphoma  

Median  FU  from  salvage  therapy  Z-­‐BEAM:  27  months  Median  FU  from  diagnosis:  66  months  

Z-BEAM and ASCT:OS and PFS TOT:  37  PTS N°                                             (%)

HISTOLOGY  •  FL  (gI-­‐II)    •  FL  (gIII)  •  PML/DLBCL    •  MCL    •  NHL  INDOLENT

 9  5  18    3  2  

 24  14  49  8  5  

STAGE  •  I  •  II  •  III-­‐IV

 0                                                                          9  28  

 0  24  76  

LDH  •  NORMAL    •  UPPER  THAN  NORMAL  •  ND

 21  15  1  

 57  42  1  

TYPE  OF  DISEASE  •  RELAPSE  •  REFRACTORY

 18  19  

 49  51  

PREVIOUS  THERAPY  •  1  •  ≥  2  

 16  21  

 43  57  

PREVIOUS  RITUXIMAB  •  YES  •  NO

 37  0  

 100  0  

BEAM vs Z-BEAM: PFS

Intensified Conditioning Regimen Prior Asct: Zevalin-B(F)EAM

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Indolent NHL: Sabrina Study SUBCUTANEOUS  RITUXIMAB  AND  CHEMOTHERAPY  ACHIEVES  SIMILAR  OVERALL  RESPONSE  RATES  TO  INTRAVENOUS  RITUXIMAB  IN  FIRST-­‐LINE  FOLLICULAR  LYMPHOMA:  EFFICACY  AND  

SAFETY  RESULTS  OF  THE  PHASE  III  SABRINA  STUDY.  A  Davies,  et  Al.  

Two-­‐stage  phase  III  study  of  RSC  1400mg  or  RIV  375mg/m2  plus  chemotherapy  (≤8  cycles  CHOP,  or  8  cycles  CVP  every  3  weeks  during  inducJon  (first  cycle  RIV  on  both  arms)  followed  by  RSC  or  RIV  maintenance  every  8  weeks  in  pts  with  FL.      Primary  objecWve:    •   efficacy  data,  ORR  (CR  +  PR)  at  the  end  of  inducJon  treatment;  •   safety  analyses    In  each  arm,  approximately  64%  pts  received  CHOP  and  36%  received  CVP  chemotherapy  

ORR   CR  

Rituximab  sc  (205)   83.4  %   32.7  %  

Rituximab  iv  (205)   84.4  %   31.7  %  

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Indolent NHL: Sabrina Study

CONCLUSIONS:  RSC  demonstrated  comparable  ORR  and  CR  rates  with  RIV.  The  safety  profile  of  RSC  and  

RIV  was  similar  and  there  were  no  new  safety  concerns  with  the  SC  formulaJon.  Availability  of  RSC  administraJon  over  approximately  5  minutes  is  expected  to  have  a  

posiJve  impact  on  pt  convenience  and  health  care  resource  savings  without  compromising  the  anJ-­‐lymphoma  acJvity  of  rituximab.  

Median  follow-­‐up  14.4  months,  similar  rates  of    AEs:    184/197  [93%]  Rituximab  SC  vs  194/210  [92%]  Rituximab  IV  

 

Serious  Aes:  57  pts  (29%)  Rituximab  SC  and  55  pts  (26%)  Rituximab  IV    

Common  haematological  Aes:  neutropenia  and  anaemia  (both  ≤5%  of  pts  in  each  group)  

Rituximab  SC   Rituximab  IV  

InfecJons   20/197  (10%)   16/210  (8%)  

Febrile  neutropenia   11/197  (6%)   9/210  (4%)  

AdministraJon-­‐related  reacJons   93/197    (47%)   70/210  (33%)  

Difference  was  mainly  due  to  grade  1  injecJon  site  erythema  (10%  vs  0%)  which  was  an-cipated  following  the  change  in  route  of  administraJon.  

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NHL New Drugs

ü POLATUZOMAB  VEDOTIN  

ü SINE  (SELINEXOR)  

ü ABT-­‐199  

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Polatuzomab Vedotin Preliminary  Results  of  a  Phase  II  Randomized  Study  (ROMULUS)  of  Polatuzumab  VedoWn  or  

Polatuzumab  VedoWn  Plus  Rituximab  in  PaWents  with  Relapsed/Refractory  NHL  Morschhauser  F,  et  Al.  

•  ADC  consisJng  of  the  microtubule  inhibitor  MMAE  conjugated  to  anJ-­‐CD22  and  CD79b  monoclonal  Ab  via  a  protease-­‐cleavable  pepJde  linker  

•  CD22  and  CD79b  are  expressed  by  most  B-­‐cell  hematologic  malignancies  

•  Both  ADCs  have  shown  clinical  acJvity  in  Phase  I  studies  

TRIAL  DESIGN  

R  +  CD22  ADC  

R  +  CD79b  ADC  

Randomize    1:1  

PD  

PD  

 Biopsy  at  Progression    

R  +  CD79b  ADC  

R  +  CD22  ADC  

ARM  A  

ARM  B  

Rituximab  (R)  (375  mg/m2)  +  ADC  (2.4  mg/kg)  administered  in  every-­‐21-­‐day  cycles  up  to  one  year  

•  r/r  FL  =  41  •  r/r  DLBCL  =  81  

 Archival  Tumor  Biopsy  

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TOXICITIES    Neutropenia  and  peripheral  neuropathy  (above  all  sensiJve)  are  principal  toxiciJes    Neutropenia  was  most  common  g  3-­‐4  treatment  emergent  adverse  event    Primarily  laboratory  abnormality  with  few  clinically  significant  sequelae  

  Febrile  neutropenia  reported  in  4%  of  all  paJents    Only  one  paJent  disconJnued  study  treatment  for  neutropenia  

Peripheral  neuropathy  was  the  most  common  AE  leading  to  study  treatment  disconJnuaJon  

RESPONSE  ANALYSIS  

DLBCL   FL  

R+CD22  ADC  (N=42)  

R+CD79b  ADC  (N=39)  

R+CD22  ADC  (N=21)  

R+CD79b  ADC  (N=20)  

ObjecWve  response,  n  (%)  Complete  Response  

ParJal  Response  

24  (57%)  10  (24%)  

14  (33%)  

22  (56%)  6  (15%)  

16  (41%)  

13  (62%)  2  (10%)  

11  (52%)  

14  (70%)  8  (40%)  

6  (30%)  

Stable  disease,  n  (%)   3  (7%)   4  (10%)   6  (29%)   6  (30%)  

Progressive  disease,  n  (%)   7  (21%)   11  (30%)   1  (5%)   0  

Unable  to  evaluate,  n  (%)   8  (19%)   2  (5%)   1  (5%)   0  

Median  DuraWon  of  Response,  mo.  (95%  CI)  

6.0  (2.9-­‐12.2)   NR  (2.6-­‐NR)   5.8  (2.6-­‐10.1)   NR  (5.7-­‐NR)  

Polatuzomab Vedotin

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NHL NEW DRUGS: Selinexor THE  ORAL  SELECTIVE  INHIBITOR  OF  NUCLEAR  EXPORT  (SINE)  SELINEXOR  (KPT-­‐330)  ACTIVITY  IN  DOUBLE  HIT  DIFFUSE  LARGE  B  CELL  LYMPHOMAS  (DLBCL)  IN  PRECLINICAL  MODELS  &  CLINICAL  

ACTIVITY  IN  PATIENTS  WITH  DLBCL  J  Kuruvilla,  et  Al.  

Nuclear  localizaJon  and  acJvaJon  of  mulJple  TSP  

ReducJon  in  levels  of  MYC,  BCL2/BCL6  InhibiJon  of  NF-­‐kB  

Cancer  cells  can  inacJvate  their  Tumor  Suppressor  Proteins  (TSPs)  via  nuclear  export  

XPO1  is  elevated  in  Non-­‐Hodgkin’s  Lymphoma  (NHL),  Chronic  LymphocyJc  Leukemia  (CLL)  and  other  malignancies  

Selinexor  (KPT-­‐330)  is  a  covalent,  oral  selecJve  inhibitor  of  nuclear  export  (SINE)  XPO1  :  

•  forces  nuclear  retenJon  and  acJvaJon  of  mul-ple  TSPs  •  shows  robust  anJ-­‐cancer  acJvity  in  mulJple  preclinical  

models  of  NHL,  largely    independent  of  genotype  •  reduces    proto-­‐oncogene  proteins  including  MYC,  BCL2/

BCL6,  BTK,  Cyclin  D  and    elevates  IkB,  leading  to  inhibiJon  of  NF-­‐kB  

 

  SINE  Reduce  Growth  of  DLBCL  in  Vivo:    

InducWon  of  p73  in  p53mut  DLBCL    

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Selinexor

Relapsed/Refractory  B-­‐Cell  

MM/WM,    NHL,  CLL  

Relapsed/Refractory  B-­‐Cell  

MM/WM,      DLBCL:    (1)  35  mg/m2,  (2)  60  mg/m2    

Dose  EscalaWon  Cohorts   Dose  Expansion  Cohorts  

Arm  1  

Characteristics N=51

Mean Age (Range) 60 years (23 – 79)

Mean Prior Treatment Regiments (Range) 4.1 (1–11)

Non Hodgkin's Lymphoma (NHL)

-Diffuse Large B-Cell (DLBCL) 25 Patients

-Follicular 7 Patients

-Mantle Cell 3 Patients

-Transformed 3 Patients

-Marginal Zone 1 Patient

-T Cell 5 Patients

Richter’s Transformation 7 Patients

Primary  ObjecJve  (modified  3+3  design):    Safety,  tolerability  and  Recommended  Phase  2  Dose  (RP2D)  of  KPT-­‐330;    

   Selinexor  dosing  10  doses/cycle  (2-­‐3  doses/week)  or  8  doses/cycle  (twice  weekly)  or  4  doses/cycle  (once  weekly)  Doses  3  mg/m2  –  70  mg/m2    Major  eligibility  criteria:    PaJents  (ECOG  ≤1)  with  relapsed/refractory  hematologic  tumors  with  no  available  standard  treatments;    No  acJve  CNS  disease      Documented  progression  at  study  entry  ANC  >1000/µL,  Platelets  >30,000/µL  

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NHL NEW DRUGS: ABT-199 Phase  I  Study  of  ABT-­‐199  (GDC-­‐0199)  in  PaWents  with  Relapsed/Refractory  (R/R)  non-­‐Hodgkin  

Lymphoma  (NHL):  Responses  Observed  in  Diffuse  Large  B-­‐Cell  (DLBCL)  and  Follicular  Lymphoma  (FL)  at  Higher  Cohort  Doses.  

Maohew  S.  Davids,  et  Al.  •  BCL-­‐2  up-­‐regolaJon  is  frequent    in  NHL  pathogenesis  and  contributes  to  chemotherapy  resistance  

•  BCL-­‐2  antagonism  promotes  apoptosis  in  resistant  tumor  cells,  important  therapeuJc  target  •  ABT-­‐199  is  a  selecJve,  potent,  orally  bioavailable,  small  molecule  BCL-­‐2  antagonist  under  invesJgaJon  

for  the  treatment  of  paJents  with  NHL  

ABT-­‐199  Dosing  Schema  IniWal  Ramp-­‐Up  Dosing  of  ABT-­‐199  to  Designated  Cohort  Dose  (DCD)  

StarJng  doses  ranging  from  50  to  400  mg;      Modified  Fibonacci  design;    Single  iniJal  dose  for  PK  on  Day  -­‐7    

Amended  Ramp-­‐Up  Dosing  for  ABT-­‐199    

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ABT-199: Safety CharacterisWc   n  (%)   CharacterisWc   n  (%)  Age  years,  median  [range]   65  [25  –  85]   Diagnosis   MCL   20  (32)  Bulky  nodes   ≥5  cm   27  (43)         DLBCL   19  (31)  Prior  therapies   Median  [range]   3  [1  –  7]     FL   14  (23)       ≥3   44  (71)       WM   4  (7)       ≥5   16  (26)       MZL   3  (5)       Prior  ASCT*   10  (16)         MM   1  (2)  LDH     >Upper  Normal   26  (42)   PMBCL   1  (2)  

DisconWnuaWons:  39  (63%)  of  paJents  have  disconJnued  due  to:  •  Progressive  disease  (n=32)  •  Enabled  to  Proceed  to  Transplant  without  prior  disease  progression  (n=3)  •  AE  (n=2;  1  rheumatoid  arthriJs  and  1  death  in  the  se|ng  of  PD)  •  Withdrew  consent  (n=2)  

Adverse  Events  

All  Grades  ≥20%  of  PaJents  

N=62  n  (%)  

Nausea   23  (37)  

Diarrhea   18  (29)  

Anemia   14  (23)  

FaJgue   14  (23)  

Grade  3/4  ≥5%  of  PaJents  

N=62  n  (%)  

Anemia   12  (19)  

Neutropenia   6  (10)  

Thrombocytopenia   4  (7)  

Dose  LimiWng  ToxiciWes  (DLTs)    Two  DLTs  in  Cohort  5  at  600  mg:    •  Grade  4  neutropenia    •  Grade  3  febrile  neutropenia  

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Lymphoma Domande

1.   Hodgkin:  uso  del  Bretuximab  VedoWn.  

Posizonamento?  Strategia  del  salvataggio?    

2.   Possibili  nuove  schedulee  modi  di  

samministrazione  del  Rituximab?  

3.   Nuovi  farmaci  nei  B  cell  lymphoma.  Quali  più  

prometenW?  Posizionamento  futuro?  

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Acknowledgments

G. Benevolo

C. Boccomini

B. Botto

A. Castellino

C. Ciochetto

A. Chiappella

M. Nicolosi

L. Orsucci

P. Pregno

P. Riccomagno

Lymphoma Team Hematology Torino

FIL Secretary Alessandria

All FIL Centers

Biostatistics Torino

Trial Office Modena