Test

dg-publish

Multiple Myeloma
Bispecific Antibody (Brand Name)
Elranatamab (ELREXFIO) Talquetamab

(TALVEY)
Teclistamab (TECVAYLI)
Statistics
Median onset of CRS (after last dose) 48 hours 48 hours 48 hours
Median duration of CRS 48 hours 48 hours 48 hours
Occurrence of CRS during step-up doses 90.6% 81.7% 78.8%
CRS Grading and Criteria Instructions for management
Grade 1

Temperature ≥ 38° C
·       Supportive therapy and withhold elranatamab until CRS resolution ·       Withhold treatment until CRS resolution

·       Administer pre-medication prior to next dose
Grade 2

Temperature ≥ 38° C with either:

·       Hypotension not requiring vasopressors and responsive to fluids

AND/OR

·       Oxygen requirement ≤ 6 L/min (low-flow nasal cannula or blow-by)
·       Supportive therapy and withhold elranatamab until CRS resolution

·       Monitor patient once daily for 48 hours following next dose

·       Patients must remain near healthcare facility
·       Withhold treatment until CRS resolution

·       Administer pre-medication prior to next dose

·       Monitor patient once daily for 48 hours following next dose

·       Patients must remain near healthcare facility

Tocilizumab

·       Administer IV tocilizumab 8 mg/kg over 1 hour (do not exceed 800 mg)

·       Repeat tocilizumab 8-hourly if requiring increased supplemental oxygen or not responsive to IV fluids

·       Limit of 3 doses within 24 hours, maximum of 4 doses overall

Corticosteroids

·       If no improvement of CRS after starting tocilizumab within 24 hours, start either:

o    IV methylprednisolone 1mg/kg 12-hourly

OR

o    IV dexamethasone 10mg 6-hourly

·       Continue corticosteroids until CRS ≤ Grade 1, then gradually taper over 72 hours
Grade 3 (duration < 48h)

Temperature ≥ 38° C with either:

·       Hypotension requiring one vasopressor with or without vasopressin

AND/OR

·       Oxygen requirement > 6 L/min (high-flow nasal cannula, facemask, Venturi mask or non-rebreather mask)
·       Supportive therapy, which may include intensive care, and withhold elranatamab until CRS resolution

·       Administer pre-medication prior to next dose

·       Monitor patient once a day for 48 hours following next dose

·       Patients must remain near healthcare facility
·       Withhold treatment until CRS resolution

·       Administer pre-medication prior to next dose

·       Monitor patient once daily for 48 hours following next dose

·       Patients must remain near healthcare facility

Tocilizumab

·       Administer IV tocilizumab 8 mg/kg over 1 hour (do not exceed 800 mg)

·       Repeat tocilizumab 8-hourly if requiring increased supplemental oxygen or not responsive to IV fluids

·       Limit of 3 doses within 24 hours, maximum of 4 doses overall

Corticosteroids

·       If no improvement of CRS after starting tocilizumab, start either:

o    IV methylprednisolone 1mg/kg 12-hourly

OR

o    IV dexamethasone 10mg 6-hourly

·       Continue corticosteroids until CRS ≤ Grade 1, then gradually taper over 72 hours
Grade 3 (duration ≥ 48h or recurrent)

Temperature ≥ 38° C with either:

·       Hypotension requiring one vasopressor with or without vasopressin

AND/OR

·       Oxygen requirement > 6 L/min (high-flow nasal cannula, facemask, Venturi mask, non-rebreather mask)
·       Permanently discontinue elranatamab

·       Supportive therapy, which may include intensive care
·       Permanently discontinue therapy

Tocilizumab

·       Administer IV tocilizumab 8 mg/kg over 1 hour (do not exceed 800 mg)

·       Repeat tocilizumab 8-hourly if requiring increased supplemental oxygen or not responsive to IV fluids

·       Limit of 3 doses within 24 hours, maximum of 4 doses overall

Corticosteroids

·       If no improvement of CRS after starting tocilizumab, start either:

o    IV methylprednisolone 1mg/kg 12-hourly

OR

o    IV dexamethasone 10mg 6-hourly

·       Continue corticosteroids until CRS ≤ Grade 1, then gradually taper over 72 hours
Grade 4

Temperature ≥ 38° C with either:

·       Hypotension requiring more than one vasopressor (excluding vasopressin)

AND/OR

·       Oxygen requirement of positive pressure (CPAP, BiPAP, mechanical ventilation and intubation)
·       Permanently discontinue elranatamab

·       Supportive therapy, which may include intensive care
·       Permanently discontinue therapy

Tocilizumab

·       Administer IV tocilizumab 8 mg/kg over 1 hour (do not exceed 800 mg)

·       Repeat tocilizumab 8-hourly if requiring increased supplemental oxygen or not responsive to IV fluids

·       Limit of 3 doses within 24 hours, maximum of 4 doses overall

Corticosteroids

·       If no improvement of CRS after starting tocilizumab, start either:

o    IV methylprednisolone 1mg/kg 12-hourly

OR

o    IV dexamethasone 10mg 6-hourly

OR

o    IV methylprednisolone 1000mg 24-hourly for 72 hours under clinical discretion

·       If CRS deteriorates or no improvement, switch to alternative immunosuppressants
Lymphoma
Statistics Glofitamab (COLUMVI) Epcoritamab (TEPKINLY)
Median onset of CRS (after last dose) 12.6 hours after 2.5mg dose

28.2 hours after 10mg dose

28.2 hours after 30mg dose
20 hours
Median duration of CRS 31.8 hours after 2.5mg dose

16.5 hours after 10mg dose

18.9 hours after 30mg dose
48 hours
Majority of CRS occurrence 54.5% after 2.5mg dose (cycle 1, day 8)

33.3% after 10mg dose (cycle 1, day 15)

26.8% after 30mg dose (cycle 2)
42.7% after first full dose of 48mg (cycle 1, day 15)
CRS Grading and Criteria Instructions for management
Grade 1

Temperature ≥ 38° C with no hypotension or supplementary oxygen requirement
CRS during infusion

·       Temporarily stop infusion, manage symptoms and restart at slower rate once symptoms resolved for ≥ 72 hours

·       If symptoms reappear, discontinue current infusion

CRS following infusion

·       Manage symptoms

·       Restart infusion at slower rate once symptoms resolved for ≥ 72 hours

CRS duration of ≥ 48 hours after symptom management

·       Consider tocilizumab and corticosteroids
·       Supportive therapy (including antipyretics and IV fluids) and withhold epcoritamab until CRS resolution

Tocilizumab

·       Consider IV tocilizumab 8mg/kg over 1 hour (do not exceed 800mg) in:

o    Advanced age

o    High tumour burden

o    Circulating tumour cells

o    Fever refractory to antipyretics

·       Repeat tocilizumab after 8 hours as needed, with a limit of 2 doses within 24 hours

·       Alternative anti-cytokine therapy required if concurrent ICANS

Corticosteroids

o    Dexamethasone 10-20mg daily

o    Corticosteroids highly recommended in concurrent ICANS
Grade 2

Temperature ≥ 38° C with:

·       Hypotension not requiring vasopressors

AND/OR

·       Oxygen requirement ≤ 6 L/min (low-flow nasal cannula or blow-by)
CRS during infusion

·       Discontinue current infusion and manage symptoms, restart at slower rate once symptoms resolved for ≥ 72 hours

·       Consider IV tocilizumab 8mg/kg 8-hourly

·       Administer corticosteroids

o    IV dexamethasone 10-20mg 24-hourly

OR

o    IV prednisolone 100mg 24-hourly

OR

o    IV methylprednisolone 1-2mg/kg 24-hourly

CRS following infusion

·       Manage symptoms, restart at slower rate once symptoms resolved for ≥ 72 hours and monitor patients following infusion

·       Consider IV tocilizumab 8mg/kg 8-hourly

·       Administer corticosteroids

o    IV dexamethasone 10-20mg 24-hourly

OR

o    IV prednisolone 100mg 24-hourly

OR

o    IV methylprednisolone 1-2mg/kg 24-hourly

Note on limit of doses of tocilizumab

·       Limit of 3 doses in 6 weeks

If 0 or 1 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Administer second dose after 8 hours if no improvement

·       Consider alternative anti-cytokine therapy after 2 doses with no improvement

If 2 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Consider alternative anti-cytokine therapy after 1 dose with no improvement
·       Supportive therapy (including antipyretics and IV fluids) and withhold epcoritamab until CRS resolution

Tocilizumab

·       Administer IV tocilizumab 8mg/kg over 1 hour (do not exceed 800mg)

·       Repeat tocilizumab after 8 hours as needed, with a limit of 2 doses within 24 hours

·       If CRS refractory to anti-cytokine therapy, increase corticosteroid dose and seek alternative anti-cytokine therapy

·       Alternative anti-cytokine therapy required if concurrent ICANS

Corticosteroids

o    Dexamethasone 10-20mg daily

o    Corticosteroids highly recommended in concurrent ICANS
Grade 3

Temperature ≥ 38° C with:

·       Hypotension requiring one vasopressor with or without vasopressin

AND/OR

·       Oxygen requirement > 6 L/min (high-flow nasal cannula, facemask, Venturi mask or non-rebreather mask)
·       If ≥ Grade 3 CRS at subsequent infusion, permanently discontinue glofitamab

CRS during infusion

·       Discontinue current infusion and manage symptoms, restart at slower rate once symptoms resolved for ≥ 72 hours and monitor patients following infusion

·       Administer IV tocilizumab 8mg/kg 8-hourly

·       Administer corticosteroids

o    IV dexamethasone 10-20mg 24-hourly

OR

o    IV prednisolone 100mg 24-hourly

OR

o    IV methylprednisolone 1-2mg/kg 24-hourly

CRS following infusion

·       Manage symptoms, restart at slower rate once symptoms resolved for ≥ 72 hours and monitor patients following infusion

·       Administer IV tocilizumab 8mg/kg 8-hourly

·       Administer corticosteroids

o    IV dexamethasone 10-20mg 24-hourly

OR

o    IV prednisolone 100mg 24-hourly

OR

o    IV methylprednisolone 1-2mg/kg 24-hourly

Note on limit of doses of tocilizumab

·       Limit of 3 doses in 6 weeks

If 0 or 1 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Administer second dose after 8 hours if no improvement or rapid degeneration of CRS

·       Consider alternative anti-cytokine AND/OR alternative immunosuppressive therapy after 2 doses

If 2 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Consider alternative anti-cytokine AND/OR alternative immunosuppressive therapy after 1 dose if no improvement within 8 hours or rapid degeneration of CRS
·       Supportive therapy (including antipyretics and IV fluids) and withhold epcoritamab until CRS resolution

·       Permanently discontinue epcoritamab in the following cases:

o    Grade 3 CRS lasting ≥ 72 hours

o    2+ separate CRS events, even if resolved to ≤ Grade 2 within 72 hours

Tocilizumab

·       Administer IV tocilizumab 8mg/kg over 1 hour (do not exceed 800mg)

·       Repeat tocilizumab after 8 hours as needed, with a limit of 2 doses within 24 hours

·       If CRS refractory to anti-cytokine therapy, increase corticosteroid dose and seek alternative anti-cytokine therapy

·       Alternative anti-cytokine therapy required if concurrent ICANS

Corticosteroids

o    IV dexamethasone 10-20mg 6-hourly

o    If no response to dexamethasone, administer IV methylprednisolone 1000mg 24-hourly

o    Corticosteroids highly recommended in concurrent ICANS
Grade 4

Temperature ≥ 38° C with:

·       Hypotension requiring two or more vasopressors (excluding vasopressin)

AND/OR

·       Oxygen requirement of positive pressure (CPAP, BiPAP, mechanical ventilation and intubation)
CRS during or following infusion

·       Permanently discontinue glofitamab and manage symptoms

·       Administer IV tocilizumab 8mg/kg 8-hourly

·       Administer corticosteroids

o    IV dexamethasone 10-20mg 24-hourly

OR

o    IV prednisolone 100mg 24-hourly

OR

o    IV methylprednisolone 1-2mg/kg 24-hourly

Note on limit of doses of tocilizumab

·       Limit of 3 doses in 6 weeks

If 0 or 1 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Administer second dose after 8 hours if no improvement or rapid degeneration of CRS

·       Consider alternative anti-cytokine AND/OR alternative immunosuppressive therapy after 2 doses

If 2 doses of tocilizumab within 6 weeks previously given:

·       Administer first dose

·       Consider alternative anti-cytokine AND/OR alternative immunosuppressive therapy after 1 dose if no improvement within 8 hours or rapid degeneration of CRS
·       Supportive therapy (including antipyretics and IV fluids) and permanently discontinue epcoritamab

Tocilizumab

·       Administer IV tocilizumab 8mg/kg over 1 hour (do not exceed 800mg)

·       Repeat tocilizumab after 8 hours as needed, with a limit of 2 doses within 24 hours

·       If CRS refractory to anti-cytokine therapy, increase corticosteroid dose and seek alternative anti-cytokine therapy

·       Alternative anti-cytokine therapy required if concurrent ICANS

Corticosteroids

o    IV dexamethasone 10-20mg 6-hourly

o    If no response to dexamethasone, administer IV methylprednisolone 1000mg 24-hourly

o    Corticosteroids highly recommended in concurrent ICANS