Reported adverse events
| Reported adverse event | No of patients (% of all) |
| Any | 37 (45) |
| Hypogammaglobulinaemia | 27 (33) |
| Application-associated reaction | 17 (20) |
| Dyspnoea, bronchospasm or tracheobronchitis | 10 (12) |
| Urticaria, itching, flush, labial oedema | 5 (6) |
| Vomiting, diarrhoea | 3 (4) |
| Fever | 2 (2) |
| Fatigue | 1 (1) |
| Stated as mild without description | 1 (1) |
| Infection | 15 (18) |
| Upper respiratory or mild infection without description or asymptomatic SARS-CoV2 infection | 7 (8) |
| Sepsis or bloodstream infection | 6 (7) |
| Oral soor | 1 (1) |
| Laboratory inflammation without clinical infection | 1 (1) |
| Neutropenia | 2 (2) |
| Aseptic meningitis* | 1 (1) |
| Not reported | 19 (23) |
| None | 27 (33) |
*With concomitant intravenous Ig treatment.