BREYANZI Dispersion for infusion Ref.[49783] Active ingredients: Lisocabtagene maraleucel

Source: European Medicines Agency (EU)  Revision Year: 2022  Publisher: Bristol-Myers Squibb Pharma EEIG, Plaza 254, Blanchardstown Corporate Park 2, Dublin 15, D15 T867, Ireland

4.3. Contraindications

Hypersensitivity to any of the excipients listed in section 6.1.

Contraindications of the lymphodepleting chemotherapy must be considered.

4.4. Special warnings and precautions for use

Traceability

The traceability requirements of cell-based advanced therapy medicinal products must apply. To ensure traceability the name of the product, the batch number and the name of the treated patient should be kept for a period of 30 years after expiry date of the product.

Autologous use

Breyanzi is intended solely for autologous use and should under no circumstances be administered to other patients. Breyanzi must not be administered if the patient identifiers on the cartons, vials and release for infusion certificate (RfIC) do not match the intended patient.

Reasons to delay treatment

Due to the risks associated with Breyanzi treatment, infusion should be delayed if a patient has any of the following conditions:

  • Unresolved serious adverse events (especially pulmonary events, cardiac events, or hypotension), including those after preceding chemotherapies.
  • Active uncontrolled infections, or inflammatory disorders.
  • Active graft-versus-host disease (GVHD).

In case of delayed Breyanzi infusion, see section 4.2.

Blood, organ, tissue and cell donation

Patients treated with Breyanzi should not donate blood, organs, tissues and cells for transplantation.

Central nervous system (CNS) lymphoma

There is no experience of use of Breyanzi in patients with primary CNS lymphoma. There is limited clinical experience of use of Breyanzi for secondary CNS lymphoma (see section 5.1).

Prior treatment with an anti-CD19 therapy

There is limited clinical experience with Breyanzi in patients exposed to prior CD19-directed therapy (see section 5.1).

Cytokine release syndrome

CRS including fatal or life-threatening reactions can occur following Breyanzi infusion; the median time to onset was 5 days (range: 1 to 14 days). Less than half of all patients treated with Breyanzi experienced some degree of CRS (see section 4.8).

In clinical studies high tumour burden prior to Breyanzi infusion was associated with a higher incidence of CRS.

Tocilizumab and/or a corticosteroid were used to manage CRS after infusion of Breyanzi (see section 4.8).

Monitoring and management of CRS

CRS should be identified based on clinical presentation. Patients should be evaluated for and treated for other causes of fever, hypoxia, and hypotension.

At least one dose of tocilizumab must be available per patient on site prior to infusion of Breyanzi. The treatment centre should have access to an additional dose of tocilizumab within 8 hours of each previous dose. In the exceptional case where tocilizumab is not available due to a shortage that is listed in the European Medicines Agency shortage catalogue, the treatment centre must have access to suitable alternative measures instead of tocilizumab to treat CRS. Patients should be monitored 2-3 times during the first week following Breyanzi infusion at the qualified treatment centre for signs and symptoms of CRS. Frequency of monitoring after the first week should be carried out at the physician’s discretion, and should be continued for at least 4 weeks after infusion. Patients should be counselled to seek immediate medical attention should signs or symptoms of CRS occur at any time, and treated promptly.

At the first sign of CRS, treatment with supportive care, tocilizumab or tocilizumab and corticosteroids should be instituted as indicated in Table 1. Breyanzi continues to expand following administration of tocilizumab and corticosteroids (see section 5.2).

Patients who experience CRS should be closely monitored for cardiac and organ functioning until resolution of symptoms. For severe or life-threatening CRS, intensive care unit level monitoring and supportive therapy should be considered.

Evaluation for haemophagocytic lymphohistiocytosis/macrophage activation syndrome (HLH/MAS) should be considered in patients with severe or unresponsive CRS. Treatment of HLH/MAS should be administered per institutional guidelines.

If concurrent neurologic toxicity is suspected during CRS, administer:

  • Corticosteroids according to the more aggressive intervention based on the CRS and neurologic toxicity grades in Tables 1 and 2
  • Tocilizumab according to the CRS grade in Table 1
  • Anti-seizure medication according to the neurologic toxicity grade in Table 2.

Table 1. CRS grading and management guidance:

CRS gradea Tocilizumab Corticosteroidsb
Grade 1
Fever
If 72 hours or more after
infusion, treat
symptomatically.

If less than 72 hours after
infusion, consider
tocilizumab 8 mg/kg IV over
1 hour (not to exceed
800 mg).
If 72 hours or more after
infusion, treat
symptomatically.

If less than 72 hours after
infusion, consider
dexamethasone 10 mg IV
every 24 hours.
Grade 2
Symptoms require and respond to
moderate intervention.

Fever, oxygen requirement less
than 40% fraction of inspired
oxygen (FiO2), or hypotension
responsive to fluids or low dose of
one vasopressor, or Grade 2 organ
toxicity.
Administer tocilizumab
8 mg/kg IV over 1 hour (not
to exceed 800 mg).
If 72 hours or more after
infusion, consider
dexamethasone 10 mg IV
every 12-24 hours.

If less than 72 hours after
infusion, administer
dexamethasone 10 mg IV
every 12-24 hours.
If no improvement within 24 hours or rapid progression,
repeat tocilizumab and escalate dose and frequency of
dexamethasone (10-20 mg IV every 6 to 12 hours).

If no improvement or continued rapid progression, maximise
dexamethasone, switch to high-dose methylprednisolone
2 mg/kg if needed. After 2 doses of tocilizumab, consider
alternative immunosuppressants. Do not exceed 3 doses
tocilizumab in 24 hours, or 4 doses in total.
Grade 3
Symptoms require and respond to
aggressive intervention.

Fever, oxygen requirement greater
than or equal to 40% FiO2, or
hypotension requiring high-dose
or multiple vasopressors, or
Grade 3 organ toxicity, or Grade 4
transaminitis.
Per Grade 2.Administer dexamethasone
10 mg IV every 12 hours.
If no improvement within 24 hours or rapid progression of
CRS, escalate tocilizumab and corticosteroid use as per
Grade 2.
Grade 4
Life-threatening symptoms.

Requirements for ventilator
support or continuous
veno-venous haemodialysis
(CVVHD) or Grade 4 organ
toxicity (excluding transaminitis).
Per Grade 2. Administer dexamethasone
20 mg IV every 6 hours.
If no improvement within 24 hours or rapid progression of
CRS, escalate tocilizumab and corticosteroid use as per
Grade 2.

a Lee et al 2014.
b If corticosteroids are initiated, continue for at least 3 doses or until complete resolution of symptoms, and consider corticosteroid taper.

Neurologic adverse reactions

Neurologic toxicities, which may be severe or life-threatening, occurred following treatment with Breyanzi, including concurrently with CRS, after CRS resolution, or in the absence of CRS. The median time to onset of the first event was 9 days (range: 1 to 66 days). The most common neurologic symptoms included encephalopathy, tremor, aphasia, delirium, dizziness and headache (see section 4.8).

Monitoring and management of neurologic toxicities

Patients should be monitored 2-3 times during the first week following infusion, at the qualified treatment centre, for signs and symptoms of neurologic toxicities. Frequency of monitoring after the first week should be carried out at the physician’s discretion, and should be continued for a least 4 weeks after infusion. Patients should be counselled to seek immediate medical attention should signs and symptoms of neurologic toxicity occur at any time, and treated promptly.

If neurologic toxicity is suspected, it is to be managed according to the recommendations in Table 2. Other causes of neurologic symptoms should be ruled out, including vascular events. Intensive care supportive therapy should be provided for severe or life-threatening neurologic toxicities.

If concurrent CRS is suspected during the neurologic toxicity administer:

  • Corticosteroids according to the more aggressive intervention based on the CRS and neurologic toxicity grades in Tables 1 and 2
  • Tocilizumab according to the CRS grade in Table 1
  • Antiseizure medication according to the neurologic toxicity grade in Table 2.

Table 2. Neurologic toxicity (NT) grading and management guidance:

NT Gradea Corticosteroids and anti-seizure medication
Grade 1 Start non-sedating, anti-seizure medicines (e.g., levetiracetam) for seizure
prophylaxis.

If 72 hours or more after infusion, observe.

If less than 72 hours after infusion, dexamethasone 10 mg IV every 12 to
24 hours for 2-3 days.
Grade 2 Start non-sedating, anti-seizure medicines (e.g., levetiracetam) for seizure
prophylaxis.

Dexamethasone 10 mg IV every 12 hours for 2-3 days, or longer for persistent
symptoms. Consider taper for a total corticosteroid exposure of greater than
3 days.

If no improvement after 24 hours or worsening of neurologic toxicity, increase
the dose and/or frequency of dexamethasone up to maximum of 20 mg IV every
6 hours.

If no improvement after another 24 hours, rapidly progressing symptoms, or
lifethreatening complications arise, give methylprednisolone (2 mg/kg loading dose,
followed by 2 mg/kg divided 4 times a day; taper within 7 days).
Grade 3 Start non-sedating, anti-seizure medicines (e.g., levetiracetam) for seizure
prophylaxis.

Dexamethasone 10 to 20 mg IV every 8 to 12 hours. Corticosteroids are not
recommended for isolated Grade 3 headaches.

If no improvement after 24 hours or worsening of neurologic toxicity, escalate to
methylprednisolone (dose and frequency as per Grade 2).

If cerebral oedema is suspected, consider hyperventilation and hyperosmolar
therapy. Give high-dose methylprednisolone (1-2 g, repeat every 24 hours if
needed; taper as clinically indicated), and cyclophosphamide 1.5 g/m².
Grade 4 Start non-sedating, anti-seizure medicines (e.g., levetiracetam) for seizure
prophylaxis.

Dexamethasone 20 mg IV every 6 hours.

If no improvement after 24 hours or worsening of neurologic toxicity, escalate to
methylprednisolone (dose and frequency as per Grade 2).

If cerebral oedema is suspected, consider hyperventilation and hyperosmolar
therapy. Give high-dose methylprednisolone (1-2 g, repeat every 24 hours if
needed; taper as clinically indicated), and cyclophosphamide 1.5 g/m².

a NCI CTCAE v.4.03 criteria for grading neurologic toxicities.

Infections and febrile neutropenia

Breyanzi should not be administered to patients with a clinically significant active infection or inflammatory disorder. Severe infections including life-threatening or fatal infections, have occurred in patients after receiving this medicinal product (see section 4.8). Patients should be monitored for signs and symptoms of infection before and after administration and treated appropriately. Prophylactic anti-microbials should be administered according to standard institutional guidelines.

Febrile neutropenia has been observed in patients after treatment with Breyanzi (see section 4.8) and may be concurrent with CRS. In the event of febrile neutropenia, infection should be evaluated and managed with broad-spectrum antibiotics, fluids and other supportive care as medically indicated.

Viral reactivation

Viral reactivation, (e.g, HBV, human herpesvirus 6 [HHV-6]) may occur in immunosuppressed patients.

Viral reactivation manifestations may complicate and delay the diagnosis and appropriate treatment of CAR T cell-related adverse events. Appropriate diagnostic evaluations should be performed to help differentiate these manifestations from CAR T cell-related adverse events.

HBV reactivation, in some cases resulting in fulminant hepatitis, hepatic failure and death, can occur in patients treated with medicinal products directed against B cells. For patients with a prior history of HBV, prophylactic antiviral suppressive therapy is recommended to prevent HBV reactivation during and after Breyanzi therapy (see section 5.1).

Serological testing

Screening for HBV, HCV, and HIV should be performed before collection of cells for manufacturing. (see section 4.2).

Prolonged cytopenias

Patients may exhibit cytopenias for several weeks following lymphodepleting chemotherapy and Breyanzi (see section 4.8). Blood counts should be monitored prior to and after Breyanzi administration. Prolonged cytopenias should be managed according to clinical guidelines.

Hypogammaglobulinaemia

B-cell aplasia leading to hypogammaglobulinaemia can occur in patients receiving treatment with Breyanzi. Hypogammaglobulinaemia has been very commonly observed in patients treated with Breyanzi (see section 4.8). Immunoglobulin levels should be monitored after treatment and managed per clinical guidelines including infection precautions, antibiotic prophylaxis and/or immunoglobulin replacement.

Secondary malignancies

Patients treated with Breyanzi may develop secondary malignancies. Patients should be monitored life-long for secondary malignancies. In the event that a secondary malignancy of T-cell origin occurs, the company should be contacted to obtain instructions on the collection of tumour samples for testing.

Tumour lysis syndrome (TLS)

TLS may occur in patients treated with CAR T therapies. To minimise the risk of TLS, patients with elevated uric acid or high tumour burden should receive allopurinol, or an alternative prophylaxis, prior to Breyanzi infusion. Signs and symptoms of TLS should be monitored and managed in accordance with clinical guidelines.

Hypersensitivity reactions

Allergic reactions may occur with the infusion of Breyanzi. Serious hypersensitivity reactions including anaphylaxis, may be due to dimethyl sulfoxide.

Interference with serological testing

HIV and the lentivirus used to make Breyanzi have limited, short spans of identical genetic material (RNA). Therefore, some commercial HIV nucleic acid tests may yield false positive results in patients who have received Breyanzi. Patients who have received Breyanzi therapy should not be screened for HIV using a PCR-based assay.

Prior stem cell transplantation (GVHD)

It is not recommended that patients who underwent an allogeneic stem cell transplant and suffer from active acute or chronic GVHD receive treatment because of the potential risk of Breyanzi worsening GVHD.

Long-term follow-up

Patients are expected to be enrolled in a registry and will be followed in the registry in order to better understand the long-term safety and efficacy of Breyanzi.

Excipients

This medicinal product contains 12.5 mg sodium per vial, equivalent to 0.6% of the WHO recommended maximum daily intake of 2 g sodium for an adult.

This medicinal product contains 0.2 mmol (or 6.5 mg) potassium per vial. To be taken into consideration by patients with reduced kidney function or patients on a controlled potassium diet.

4.5. Interaction with other medicinal products and other forms of interaction

No interaction studies have been performed in humans.

Monoclonal antibodies directed against the epidermal growth factor receptor (anti-EGFR mabs)

Long-term persistence of CAR T cells may be affected by the subsequent use of anti-EGFR mabs, but no clinical data are currently available.

Live vaccines

The safety of immunisation with live viral vaccines during or following Breyanzi treatment has not been studied. Vaccination with live virus vaccines is not recommended for at least 6 weeks prior to the start of lymphodepleting chemotherapy, during treatment, and until immune recovery following treatment.

4.6. Fertility, pregnancy and lactation

Women of childbearing potential/Contraception in males and females

Pregnancy status for women of child-bearing potential should be verified using a pregnancy test prior to starting treatment with Breyanzi.

See the prescribing information for fludarabine and cyclophosphamide for information on the need for effective contraception in patients who receive the lymphodepleting chemotherapy.

There are insufficient exposure data to provide a recommendation concerning duration of contraception following treatment with Breyanzi.

Pregnancy

There are no data from the use of lisocabtagene maraleucel in pregnant women. No animal reproductive and developmental toxicity studies have been conducted to assess whether it can cause foetal harm when administered to a pregnant woman (see section 5.3).

It is not known if lisocabtagene maraleucel has the potential to be transferred to the foetus. Based on the mechanism of action, if the transduced cells cross the placenta, they may cause foetal toxicity, including B-cell lymphocytopenia. Therefore, Breyanzi is not recommended for women who are pregnant, or for women of childbearing potential not using contraception. Pregnant women should be advised on the potential risks to the foetus. Pregnancy after Breyanzi therapy should be discussed with the treating physician.

Assessment of immunoglobulin levels and B-cells in newborns of mothers treated with should be considered.

Breast-feeding

It is unknown whether lisocabtagene maraleucel is excreted in human milk or transferred to the breastfeeding child. Women who are breast-feeding should be advised of the potential risk to the breast-fed child.

Fertility

There are no data on the effect of lisocabtagene maraleucel on fertility.

4.7. Effects on ability to drive and use machines

Breyanzi may have major influence on the ability to drive and use machines.

Due to the potential for neurologic events, including altered mental status or seizures with Breyanzi, patients receiving Breyanzi should refrain from driving or operating heavy or potentially dangerous machines for at least 8 weeks after Breyanzi infusion.

4.8. Undesirable effects

Summary of the safety profile

The most common adverse reactions of any grade were neutropenia (67%), anaemia (48%), CRS (39%), fatigue (38%), and thrombocytopenia (37%).

The most common serious adverse reactions were CRS (17%), encephalopathy (11%), infection with an unspecified pathogen (6%), neutropenia (4%), thrombocytopenia (4%), aphasia (4%), pyrexia (4%), bacterial infectious disorders (4%), delirium (4%), tremor (4%), febrile neutropenia (3%), and hypotension (3%).

The most common Grade 3 or higher adverse reactions included neutropenia (63%), anaemia (35%), thrombocytopenia (29%), leukopenia (21%), infection with an unspecified pathogen (9%) and febrile neutropenia (8%).

Tabulated list of adverse reactions

The frequencies of adverse reactions are based on pooled data from 4 studies (TRANSCEND 017001, TRANSCEND WORLD [JCAR017-BCM-001], PLATFORM [JCAR017-BCM-002] and OUTREACH 017007), in 314 adult patients within the dose range of 44-120 × 106 CAR+ viable T cells with R/R large B-cell lymphoma, defined as DLBCL, PMBCL and FL3B, who received a dose of lisocabtagene maraleucel. The adverse reaction frequencies from clinical studies are based on allcause adverse event frequencies, where a proportion of the events for an adverse reaction may have other causes.

Adverse reactions reported are presented below. These reactions are presented by MedDRA system organ class and by frequency. Frequencies are defined as: very common (≥1/10), common (≥1/100 to <1/10) and uncommon (≥1/1,000 to <1/100). Within each frequency grouping, adverse reactions are presented in the order of decreasing seriousness.

Table 3. Adverse drug reactions identified with Breyanzi:

System Organ Class
(SOC)
Frequency Adverse reaction
Infections and
infestationsa
Very common Infections – pathogen unspecified
Bacterial infectious disorders
Common Viral infectious disorders
Fungal infectious disorders
Blood and lymphatic
system disorders
Very common Neutropenia
Anaemia
Thrombocytopenia
Leukopenia
Common Febrile neutropenia
Lymphopenia
Hypofibrinogenaemia
Pancytopenia
Immune system disorders Very common Cytokine release syndrome
Hypogammaglobulinaemia
Uncommon Haemophagocytic lymphohistiocytosis
Metabolism and nutrition
disorders
Common Hypophosphataemia
Uncommon Tumour lysis syndrome
Psychiatric disorders Very common Insomnia
Deliriumb
Common Anxiety
Nervous system disorders Very common Headachec
Encephalopathyd
Dizzinesse
Tremorf
Common Aphasiag
Peripheral neuropathyh
Visual disturbancei
Ataxiaj
Taste disorderk
Cerebellar syndromel
Cerebrovascular disorderm
Seizuren
Uncommon Facial paralysis
Brain oedema
Cardiac disorders Very common Tachycardia
Common Arrhythmia°
Cardiomyopathy
Vascular disorders Very common Hypotension
Hypertension
Common Thrombosisp
Respiratory, thoracic and
mediastinal disorders
Very commonCough
Dyspnoeaq
Common Pleural effusion
Hypoxia
Pulmonary oedema
Gastrointestinal disorders Very common Nausea
Constipation
Diarrhoea
Abdominal pain
Vomiting
Common Gastrointestinal haemorrhager
Skin and subcutaneous
tissue disorders
Very common Rash
Renal and urinary
disorders
Very common Acute kidney injurys
General disorders and
administration site
conditions
Very common Fatigue
Pyrexia
Oedemat
Common Chills
Injury, poisoning and
procedural complications
Common Infusion related reaction

a Infections and infestations are grouped per MedDRA high level group term.
b Delirium includes agitation, delirium, delusion, disorientation, hallucination, hallucination visual, irritability, restlessness.
c Headache includes headache, migraine, sinus headache.
d Encephalopathy includes amnesia, cognitive disorder, confusional state, depersonalisation/derealisation disorder, depressed level of consciousness, disturbance in attention, encephalopathy, flat affect, lethargy, leukoencephalopathy, loss of consciousness, memory impairment, mental impairment, mental status changes, paranoia, somnolence, stupor.
e Dizziness includes dizziness, presyncope, syncope.
f Tremor includes essential tremor, intention tremor, resting tremor, tremor.
g Aphasia includes aphasia, disorganised speech, dysarthria, dysphonia, slow speech.
h Peripheral neuropathy includes hyperaesthesia, hypoaesthesia, hyporeflexia, neuropathy peripheral, paraesthesia, peripheral motor neuropathy, peripheral sensory neuropathy, sensory loss.
i Visual disturbance includes blindness, blindness unilateral, gaze palsy, mydriasis, nystagmus, vision blurred, visual field defect, visual impairment
j Ataxia includes ataxia, gait disturbance.
k Taste disorder includes dysgeusia, taste disorder.
l Cerebellar syndrome includes balance disorder, dysdiadochokinesis, dyskinesia, dysmetria, hand-eye coordination impaired.
m Cerebrovascular disorder includes cerebral infarction, cerebral venous thrombosis, haemorrhage intracranial, transient ischaemic attack.
n Seizure includes seizure, status epilepticus.
° Arrhythmia includes arrhythmia, atrial fibrillation, atrioventricular block complete, atrioventricular block second degree, supraventricular tachycardia, ventricular tachycardia.
p Thrombosis includes deep vein thrombosis, embolism, pulmonary embolism, thrombosis, vena cava thrombosis, venous thrombosis limb.
q Dyspnoea includes acute respiratory failure, dyspnoea, dyspnoea exertional, respiratory failure.
r Gastrointestinal haemorrhage includes gastric ulcer haemorrhage, gastrointestinal haemorrhage, haematochezia, melaena, rectal haemorrhage, upper gastrointestinal haemorrhage.
s Acute kidney injury includes acute kidney injury, blood creatinine increased, glomerular filtration rate decreased, renal failure, renal impairment, renal injury.
t Oedema includes generalised oedema, localised oedema, oedema, oedema genital, oedema peripheral, peripheral swelling, scrotal oedema, swelling.

Description of selected adverse reactions

Cytokine release syndrome

CRS occurred in 39% of patients, 3% of whom experienced Grade 3 or 4 (severe or life-threatening) CRS. There were no fatal events. Among patients who died after receiving Breyanzi, 4 had ongoing CRS events at the time of death. The median time to onset was 5 days (range: 1 to 14 days) and the median duration was 5 days (range: 1 to 17 days).

The most common manifestations of CRS included pyrexia (37%), hypotension (18%), tachycardia (13%), chills (10%), and hypoxia (9%). See section 4.4 for monitoring and management guidance.

In clinical studies, 57 of 314 (18%) patients received tocilizumab and/or a corticosteroid for CRS after infusion of Breyanzi. Thirty-three (11%) patients received tocilizumab only, 21 (7%) received tocilizumab and a corticosteroid and 3 (1%) received corticosteroids only.

Neurologic adverse reactions

CAR T cell-associated neurologic toxicities assessed by the investigator occurred in 26% of patients receiving Breyanzi, including Grade 3 or 4 in 10% of patients (no fatal events). The median time to onset of the first event was 9 days (range: 1 to 66 days); 99% of all neurologic toxicities occurred within the first 8 weeks following Breyanzi infusion. The median duration of neurologic toxicities was 10 days (range: 1 to 84 days).

The most common neurologic toxicities included encephalopathy (17%), tremor (10%), aphasia (9%), delirium (6%), ataxia (4%), dizziness (3%), and headache (3%). Seizures (1%) and cerebral oedema (0.3%) have also occurred in patients treated with Breyanzi. See section 4.4 for monitoring and management guidance of neurologic toxicities.

Febrile neutropenia and infections

Febrile neutropenia has been observed in 9% of patients after receiving Breyanzi. Infections (all grades) occurred in 39% of patients. Grade 3 or higher infections occurred in 12% of patients. Grade 3 or higher infections with an unspecified pathogen occurred in 9% of patients, bacterial infections occurred in 4% of patients, fungal infections occurred in 1% of patients, and viral infections occurred in 0.6% of patients.

Opportunistic infections (all grades) have been observed in 4% of the 314 patients treated with Breyanzi among pooled DLBCL studies, with Grade 3 or higher opportunistic infections having occurred in 2% of patients.

Four fatal infections were reported from the 314 patients treated with Breyanzi among pooled DLBCL studies. Of these, 1 was reported as a fatal opportunistic infection. See section 4.4 for monitoring and management guidance.

Prolonged cytopenias

Grade 3 or higher cytopenias present at Day 29 following Breyanzi administration, occurred in 39% of patients, and included thrombocytopenia (31%), neutropenia (20%) and anaemia (6%). See section 4.4 for monitoring and management guidance.

Of the 275 total patients treated in TRANSCEND and TRANSCEND WORLD (Cohort 1 and Cohort 3) who had Day 29 laboratory findings of Grade 3-4 thrombocytopenia (n=88) or Grade 3-4 neutropenia (n=60) or Grade 3-4 anaemia (n=18), for whom follow-up laboratory cytopenia results were available, the median time (min, max) to resolution (cytopenia recovering to Grade 2 or less) was as follows in days: thrombocytopenia 41 days (5, 328); neutropenia 29 days (2, 336); and anaemia 33 days (3, 150).

Hypogammaglobulinaemia

Hypogammaglobulinaemia occurred in 12% of patients. See section 4.4 for monitoring and management guidance.

Immunogenicity

Breyanzi has the potential to induce antibodies against this medicinal product. In TRANSCEND and TRANSCEND WORLD, humoral immunogenicity of Breyanzi was measured by determination of anti-CAR antibody pre- and post-administration. In the pooled studies, pre-existing anti-therapeutic antibodies (ATAs) were detected in 9% (29/309) of patients, and treatment-induced or treatmentboosted ATAs were detected in 15% (46/304) of patients. The relationships between ATA status and efficacy, safety or pharmacokinetics were not conclusive due to the limited number of patients with ATAs.

Reporting of suspected adverse reactions

Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions via the national reporting system listed in Appendix V.

6.2. Incompatibilities

In the absence of compatibility studies, this medicinal product must not be mixed with other medicinal products.

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