ZYNLONTA Powder for solution for infusion Ref.[50666] Active ingredients: Loncastuximab tesirine

Source: European Medicines Agency (EU)  Revision Year: 2023  Publisher: ADC Therapeutics (NL) B.V., Laarderhoogtweg 25, Amsterdam, Noord-Holland, 1101 EB, Netherlands

Product name and form

Zynlonta 10 mg powder for concentrate for solution for infusion.

Pharmaceutical Form

Powder for concentrate for solution for infusion (powder for concentrate).

White to off-white lyophilised powder, which has a cake-like appearance.

Qualitative and quantitative composition

Each vial of powder for concentrate for solution for infusion contains 10 mg of loncastuximab tesirine.

After reconstitution, each mL contains 5 mg of loncastuximab tesirine.

Loncastuximab tesirine is a CD19-directed antibody and alkylating agent conjugate, consisting of a humanised IgG1 kappa monoclonal antibody, produced in Chinese Hamster Ovary cells by recombinant DNA technology, and conjugated to SG3199, a pyrrolobenzodiazepine (PBD) dimer cytotoxic alkylating agent, through a protease-cleavable valine-alanine linker. SG3199 attached to the linker is designated as SG3249, also known as tesirine.

For the full list of excipients, see section 6.1.

Active Ingredient Description
Loncastuximab tesirine

Loncastuximab tesirine is an antibody-drug conjugate (ADC) targeting CD19. Upon binding to CD19, loncastuximab tesirine is internalised followed by release of SG3199 via proteolytic cleavage. The released SG3199 binds to the DNA minor groove and forms highly cytotoxic DNA interstrand crosslinks, subsequently inducing cell death.

List of Excipients

L-histidine
L-histidine monohydrochloride
Polysorbate 20
Sucrose

Pack sizes and marketing

Vial (clear Type 1 glass) closed with a stopper (teflon coated rubber), with an aluminium seal with plastic flip-off cap containing 10 mg loncastuximab tesirine. Pack size of one vial.

Marketing authorization holder

ADC Therapeutics (NL) B.V., Laarderhoogtweg 25, Amsterdam, Noord-Holland, 1101 EB, Netherlands

Marketing authorization dates and numbers

EU/1/22/1695/001

Drugs

Drug Countries
ZYNLONTA Austria, Estonia, Croatia, Ireland, Italy, Lithuania, Romania, United Kingdom, United States

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