Inebilizumab
Generic Name: inebilizumab
Brand Names:
Uplizna
11 DESCRIPTION Inebilizumab-cdon is a CD19-directed humanized afucosylated IgG1 monoclonal antibody produced by recombinant DNA technology in Chinese hamster ovary (CHO) cell suspension culture. The molecular weight is approximately 149 kDa. UPLIZNA (inebilizumab-cdon) injection is a sterile, preservative-free, clear to slightly opalescent, colorless to slightly yellow solution, free from visible particles, for intravenous use.
Overview
11 DESCRIPTION Inebilizumab-cdon is a CD19-directed humanized afucosylated IgG1 monoclonal antibody produced by recombinant DNA technology in Chinese hamster ovary (CHO) cell suspension culture. The molecular weight is approximately 149 kDa. UPLIZNA (inebilizumab-cdon) injection is a sterile, preservative-free, clear to slightly opalescent, colorless to slightly yellow solution, free from visible particles, for intravenous use.
Uses
1 INDICATIONS AND USAGE UPLIZNA is a CD19-directed cytolytic antibody indicated for the treatment of: Neuromyelitis optica spectrum disorder (NMOSD) in adult patients who are anti-aquaporin-4 (AQP4) antibody positive. ( 1.1 ) Immunoglobulin G4-related disease (IgG4-RD) in adult patients. ( 1.2 ) Generalized myasthenia gravis (gMG) in adult patients who are anti-acetylcholine receptor (AChR) or anti-muscle specific tyrosine kinase (MuSK) antibody positive. ( 1.2 ) 1.1 Neuromyelitis Optica Spectrum Disorder (NMOSD) UPLIZNA is indicated for the treatment of neuromyelitis optica spectrum disorder (NMOSD) in adult patients who are anti-aquaporin-4 (AQP4) antibody positive.
Dosage
2 DOSAGE AND ADMINISTRATION Hepatitis B virus, quantitative serum immunoglobulins, and tuberculosis screening is required before the first dose. ( 2.1 ) Prior to every infusion: Determine if there is an active infection ( 2.2 , 5.2 ) Premedicate with a corticosteroid, an antihistamine, and an antipyretic ( 2.2 , 5.1 ) UPLIZNA must be diluted in 250 mL of 0.9% Sodium Chloride Injection, USP prior to administration. ( 2.3 , 2.4 ) UPLIZNA is administered as an intravenous infusion titrated to completion, approximately 90 minutes. The recommended dose is: Initial dose: 300 mg intravenous infusion followed two weeks later by a second 300 mg intravenous infusion. Subsequent doses (starting 6 months from the first infusion): single 300 mg intravenous infusion every 6 months.
Side Effects
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: Infusion Reactions [see Warnings and Precautions (5.1) ] Infections [see Warnings and Precautions (5.2) ] Reduction in Immunoglobulins [see Warnings and Precautions (5.3) ] The most common adverse reactions (at least 10% of patients treated with UPLIZNA and greater than placebo) were NMOSD: urinary tract infection and arthralgia. ( 6.1 ) IgG4-RD: urinary tract infections and lymphopenia. ( 6.1 ) gMG: headache and infusion-related reactions. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Amgen Inc. at 1-800-77-AMGEN (1-800-772-6436) or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch .
Interactions
7 DRUG INTERACTIONS 7.1 Immunosuppressive or Immune-Modulating Therapies Concomitant usage of UPLIZNA with immunosuppressant drugs, including systemic corticosteroids, may increase the risk of infection. Consider the risk of additive immune system effects when co-administering immunosuppressive therapies with UPLIZNA.
Warnings
5 WARNINGS AND PRECAUTIONS Infusion reactions: Administer premedications prior to infusion. ( 2.2 ) Management recommendations for infusion reactions depend on the type and severity of the reaction. Permanently discontinue UPLIZNA if a life-threatening or disabling infusion reaction occurs. ( 5.1 ) Infections: Serious, including life-threatening and fatal infections, have occurred in patients treated with B-cell depleting therapies, including UPLIZNA. Delay UPLIZNA administration in patients with an active infection until the infection is resolved. Vaccination with live-attenuated or live vaccines is not recommended during treatment and after discontinuation, until B-cell repletion. 4 CONTRAINDICATIONS UPLIZNA is contraindicated in patients with: A history of a life-threatening infusion reaction to UPLIZNA [see Warnings and Precautions (5.1) ] Active hepatitis B infection [see Warnings and Precautions (5.2) ] Active or untreated latent tuberculosis [see Warnings and Precautions (5.2) ] Previous life-threatening reaction to infusion of UPLIZNA ( 4 ) Active hepatitis B infectio...
Pregnancy
8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to UPLIZNA during pregnancy or shortly before conception. Healthcare providers are encouraged to advise their patients to register by contacting the UPLIZNA Pregnancy Registry by calling the coordinating center at 1 (303) 724-4644 or www.upliznapregnancyregistry.com. Risk Summary UPLIZNA is a humanized IgG1 monoclonal antibody and immunoglobulins are known to cross the placental barrier.
Storage
16.2 Storage and Handling Store in a refrigerator at 2°C to 8°C (36°F to 46°F) in original carton to protect from light. Do not freeze. Do not shake. Store vials upright.
Frequently Asked Questions
What is Inebilizumab used for?▼
1 INDICATIONS AND USAGE UPLIZNA is a CD19-directed cytolytic antibody indicated for the treatment of: Neuromyelitis optica spectrum disorder (NMOSD) in adult patients who are anti-aquaporin-4 (AQP4) antibody positive. ( 1.1 ) Immunoglobulin G4-related disease (IgG4-RD) in adult patients. ( 1.2 ) Generalized myasthenia gravis (gMG) in adult patients who are anti-acetylcholine receptor (AChR) or anti-muscle specific tyrosine kinase (MuSK) antibody positive. ( 1.2 ) 1.1 Neuromyelitis Optica Spectrum Disorder (NMOSD) UPLIZNA is indicated for the treatment of neuromyelitis optica spectrum disorder (NMOSD) in adult patients who are anti-aquaporin-4 (AQP4) antibody positive.
What are the side effects of Inebilizumab?▼
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: Infusion Reactions [see Warnings and Precautions (5.1) ] Infections [see Warnings and Precautions (5.2) ] Reduction in Immunoglobulins [see Warnings and Precautions (5.3) ] The most common adverse reactions (at least 10% of patients treated with UPLIZNA and greater than placebo) were NMOSD: urinary tract infection and arthralgia. ( 6.1 ) IgG4-RD: urinary tract infections and lymphopenia. ( 6.1 ) gMG: headache and infusion-related reactions. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Amgen Inc. at 1-800-77-AMGEN (1-800-772-6436) or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch .
Can I take Inebilizumab during pregnancy?▼
8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to UPLIZNA during pregnancy or shortly before conception. Healthcare providers are encouraged to advise their patients to register by contacting the UPLIZNA Pregnancy Registry by calling the coordinating center at 1 (303) 724-4644 or www.upliznapregnancyregistry.com. Risk Summary UPLIZNA is a humanized IgG1 monoclonal antibody and immunoglobulins are known to cross the placental barrier.
What are the important warnings for Inebilizumab?▼
5 WARNINGS AND PRECAUTIONS Infusion reactions: Administer premedications prior to infusion. ( 2.2 ) Management recommendations for infusion reactions depend on the type and severity of the reaction. Permanently discontinue UPLIZNA if a life-threatening or disabling infusion reaction occurs. ( 5.1 ) Infections: Serious, including life-threatening and fatal infections, have occurred in patients treated with B-cell depleting therapies, including UPLIZNA. Delay UPLIZNA administration in patients with an active infection until the infection is resolved. Vaccination with live-attenuated or live vaccines is not recommended during treatment and after discontinuation, until B-cell repletion. 4 CONTRAINDICATIONS UPLIZNA is contraindicated in patients with: A history of a life-threatening infusion reaction to UPLIZNA [see Warnings and Precautions (5.1) ] Active hepatitis B infection [see Warnings and Precautions (5.2) ] Active or untreated latent tuberculosis [see Warnings and Precautions (5.2) ] Previous life-threatening reaction to infusion of UPLIZNA ( 4 ) Active hepatitis B infectio...
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Medical Disclaimer
This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.