Severe eosinophilic asthma

Active Ingredient: Benralizumab

Indication for Benralizumab

Population group: only children (1 year - 12 years old) , adolescents (12 years - 18 years old) , adults (18 years old or older)
Therapeutic intent: Curative procedure

Benralizumab is indicated as an add-on maintenance treatment in adult patients with severe eosinophilic asthma inadequately controlled despite high-dose inhaled corticosteroids plus long-acting β-agonists.

For this indication, competent medicine agencies globally authorize below treatments:

30 mg once every 4 weeks for the first 3 doses, and then once every 8 weeks

For:

Dosage regimens

Subcutaneous, 30 milligrams benralizumab, once every 4 weeks, 3 doses in total. Afterwards, subcutaneous, 30 milligrams benralizumab, once every 8 weeks.

Detailed description

The recommended dose of benralizumab is 30 mg by subcutaneous injection every 4 weeks for the first 3 doses, and then every 8 weeks thereafter. If an injection is missed on the planned date, dosing should resume as soon as possible on the indicated regimen; a double dose must not be administered.

Benralizumab is intended for long-term treatment. A decision to continue the therapy should be made at least annually based on disease severity, level of exacerbation control and blood eosinophil counts.

Dosage considerations

It should be injected into the thigh or abdomen. If the healthcare professional or caregiver administers the injection, the upper arm can also be used. It should not be injected into areas where the skin is tender, bruised, erythematous, or hardened.

For patients weighting <35 kg 10 mg once every 4 weeks for the first 3 doses, and then once every 8 weeks, and for patients weighting ≥35 kg 30 mg once every 4 weeks for the first 3 doses, and then once every 8 weeks

For:

Dosage regimens

Regimen A: In case that patient age in years is ≥ 6 and patient age in years is ≤ 11 and patient weight is ≤ 35 kg, subcutaneous, 10 milligrams benralizumab, once every 4 weeks, 3 doses in total. Afterwards, in case that patient age in years is ≥ 6 and patient age in years is ≤ 11 and patient weight is ≤ 35 kg, subcutaneous, 10 milligrams benralizumab, once every 8 weeks.

Regimen B: In case that patient age in years is ≥ 6 and patient age in years is ≤ 11 and patient weight is ≥ 35 kg, subcutaneous, 30 milligrams benralizumab, once every 4 weeks, 3 doses in total. Afterwards, in case that patient age in years is ≥ 6 and patient age in years is ≤ 11 and patient weight is ≥ 35 kg, subcutaneous, 30 milligrams benralizumab, once every 8 weeks.

Detailed description

Pediatric patients 6 to 11 years of age

The recommended dosage of benralizumab for pediatric patients 6 to 11 years of age is based on body weight as provided in the followinf table.

Recommended dosage of benralizumab in pediatric patients 6 to 11 years of age:

Body weightRecommended dosage
Less than 35 kg 10 mg (one injection) administered subcutaneously every 4 weeks for the first 3 doses, and then
every 8 weeks thereafter.
35 kg or more30 mg (one injection) administered subcutaneously every 4 weeks for the first 3 doses, and then
every 8 weeks thereafter.

Dosage considerations

Administer benralizumab into the thigh or abdomen. The upper arm can also be used if a healthcare provider or caregiver administers the injection.

Active ingredient

Benralizumab

Benralizumab is an anti-eosinophil, humanised afucosylated, monoclonal antibody (IgG1, kappa). It specifically binds to the alpha subunit of the human interleukin-5 receptor (IL-5Rα). The IL-5 receptor is specifically expressed on the surface of eosinophils and basophils. The absence of fucose in the Fc domain of benralizumab results in high affinity for FcɣRIII receptors on immune effector cells such as natural killer (NK) cells. This leads to apoptosis of eosinophils and basophils through enhanced antibody-dependent cell-mediated cytotoxicity (ADCC), which reduces eosinophilic inflammation.

Read more about Benralizumab

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