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Consistent safety profile seen in 212 patients in the open-label extension study1

Safety data of patients taking TAKHZYRO for an average of 30 months3

Most common ARs (≥10%) observed
in the HELP open-label study3
TAKHZYRO 300 mg every 2 weeks
(N=212)
Injection site pain
47%
Viral upper respiratory tract infection
42%
Upper respiratory tract infection
26%
Headache
25%
Injection site erythema
17%
Arthralgia
13%
Injection site bruising
12%
Back pain
12%
Diarrhea
11%
Sinusitis
11%
Influenza
10%
Nausea
10%
Urinary tract infection
10%
Mean study duration: 29.6 (SD=8.2) months.3


Hypersensitivity reactions (2%, n=4) were reported in the study.3*

Six patients discontinued due to treatment-emergent adverse events.3

*Related, treatment-emergent hypersensitivity reactions.3

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References: 1. Takhzyro. Prescribing information. Dyax Corp; 2025. 2. Banerji A, Riedl MA, Bernstein JA, et al. JAMA. 2018;320(20):2108-2121. doi:10.1001/jama.2018.16773 3. Banerji A, Bernstein JA, Johnston DT, et al; HELP OLE Investigators. Allergy. 2022;77(3):979-990. doi:10.1111/all.15011