Safety and efficacy of pre-exposure prophylaxis with tixagevimab/cilgavimab (Evusheld) in patients with glomerular diseases who received rituximab
- PMID: 37664578
- PMCID: PMC10469100
- DOI: 10.1093/ckj/sfad111
Safety and efficacy of pre-exposure prophylaxis with tixagevimab/cilgavimab (Evusheld) in patients with glomerular diseases who received rituximab
Abstract
Background: Patients on B-cell-depleting agents may have a suboptimal response to vaccination, placing them at a higher risk of contracting severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) or suffering from a more severe prognosis. Indeed, available data on pre-exposure prophylaxis with tixagevimab/cilgavimab (Evusheld) in subjects with glomerular diseases (GDs) who received rituximab are limited.
Methods: We conducted a prospective study analysing the safety and efficacy of tixagevimab/cilgavimab for pre-exposure prophylaxis in patients with GDs who received rituximab in the previous 12 months. The rates of symptomatic infections and hospitalizations were compared with those for patients with GD treated with rituximab who refused to receive tixagevimab/cilgavimab.
Results: Tixagevimab/cilgavimab was administered to 22 patients (12 females, mean age 58.4 ± 19.6 years) with GD diagnoses including membranous nephropathy, lupus nephritis, anti-neutrophil cytoplasmic antibody-associated vasculitis and focal segmental glomerulosclerosis. No patient treated with tixagevimab/cilgavimab experienced symptomatic infection with SARS-CoV-2 during the follow-up (mean observation time of follow-up was 112 ± 23 days), while 11 of 28 controls (39.3%) reported a symptomatic infection (P = .0001), requiring hospitalization in 2 cases. Reported adverse events were mild, namely self-limiting headache [4], discomfort at the injection site [3], flu-like symptoms/myalgia [3] and fever [1]. No serious adverse events (e.g. cardiac events, anaphylaxis) were reported.
Conclusion: Pre-exposure prophylaxis with tixagevimab/cilgavimab seems safe and lowered the risk of symptomatic SARS-CoV-2 infection by ≈40% in vaccinated subjects with GD who received anti-CD20 therapy. Possible applications in the subset of patients who need immunosuppressive therapy, especially with rituximab, in a pandemic setting might be envisaged.
Keywords: Evusheld; glomerular diseases; glomerulonephritis; monoclonal antibodies; rituximab; tixagevimab/cilgavimab.
© The Author(s) 2023. Published by Oxford University Press on behalf of the ERA.
Conflict of interest statement
This manuscript is not under consideration elsewhere. The authors declare no conflicts of interest, no support from any organization for the submitted work, no financial relationships with any organizations that might have an interest in the submitted work in the previous 3 years and no other relationships or activities that could appear to have influenced the submitted work.
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