12 and older, any sex, with Hereditary Angioedema. Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
Incidence and Severity of Adverse Events, Number of Subjects With Local Injection Site Reactions, and Number of Subjects Who Discontinue Study Drug or Withdraw From the Study.Primary· 18 days in each treatment period
Number of subjects with adverse events
Group
Value
95% CI
Intravenous (IV) CINRYZE
12
± 0.019
Subcutaneous (SC) CINRYZE Dose 1
10
± 0.027
SC CINRYZE Dose 2
11
± 0.010
Number of subjects with injection site reactions
Group
Value
95% CI
Intravenous (IV) CINRYZE
1
± 0.033
Subcutaneous (SC) CINRYZE Dose 1
10
± 0.032
SC CINRYZE Dose 2
11
± 0.010
Number of subjects who discontinued study drug
Group
Value
95% CI
Intravenous (IV) CINRYZE
1
Subcutaneous (SC) CINRYZE Dose 1
0
SC CINRYZE Dose 2
0
Number of subjects who withdrew from the study
Group
Value
95% CI
Intravenous (IV) CINRYZE
1
Subcutaneous (SC) CINRYZE Dose 1
1
SC CINRYZE Dose 2
0
Mean Change C1 Inhibitor (C1INH)Secondary· 18 days in each treatment period
Mean Change in Baseline in Observed Plasma Concentration of C1 Inhibitor (C1INH) Antigen. Baseline-corrected concentrations were derived by subtracting the observed pre-dose concentrations on Day 1 of each treatment period from each observed concentration.
1 hour (h) post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.075
± 0.023
Subcutaneous (SC) CYNRYZE Dose 1
-0.002
± 0.008
SC Dose 2
-0.001
± 0.006
2 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.070
± 0.021
Subcutaneous (SC) CYNRYZE Dose 1
-0.002
± 0.008
SC Dose 2
-0.001
± 0.004
3 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.070
± 0.023
Subcutaneous (SC) CYNRYZE Dose 1
-0.002
± 0.007
SC Dose 2
-0.002
± 0.007
4 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.065
± 0.022
Subcutaneous (SC) CYNRYZE Dose 1
0.003
± 0.005
SC Dose 2
0.003
± 0.007
6 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.064
± 0.018
Subcutaneous (SC) CYNRYZE Dose 1
0.002
± 0.009
SC Dose 2
0.006
± 0.007
8 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.062
± 0.019
Subcutaneous (SC) CYNRYZE Dose 1
0.003
± 0.010
SC Dose 2
0.009
± 0.008
24 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.049
± 0.016
Subcutaneous (SC) CYNRYZE Dose 1
0.016
± 0.023
SC Dose 2
0.021
± 0.011
48 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
0.035
± 0.017
Subcutaneous (SC) CYNRYZE Dose 1
0.019
± 0.030
SC Dose 2
0.028
± 0.009
Mean Change C4 ComplimentSecondary· 18 days in each treatment period
Mean Change in Baseline in Observed Plasma Concentration of C4 Compliment. Baseline-corrected concentrations were derived by subtracting the observed pre-dose concentrations on Day 1 of each treatment period from each observed concentration.
1 hour (h) post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
-7.5
± 15.4
Subcutaneous (SC) CYNRYZE Dose 1
-12.9
± 15.6
SC Dose 2
0.1
± 8.0
2 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
-0.6
± 10.2
Subcutaneous (SC) CYNRYZE Dose 1
-3.8
± 18.2
SC Dose 2
-3.3
± 8.9
3 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
-1.3
± 13.5
Subcutaneous (SC) CYNRYZE Dose 1
-0.6
± 10.9
SC Dose 2
2.5
± 11.1
4 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
2.7
± 14.8
Subcutaneous (SC) CYNRYZE Dose 1
-5.3
± 18.5
SC Dose 2
8.8
± 23.7
6 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
12.0
± 24.8
Subcutaneous (SC) CYNRYZE Dose 1
-0.6
± 37.1
SC Dose 2
8.1
± 21.0
8 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
13.0
± 20.7
Subcutaneous (SC) CYNRYZE Dose 1
-8.2
± 24.6
SC Dose 2
11.2
± 27.4
24 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
25.5
± 30.3
Subcutaneous (SC) CYNRYZE Dose 1
2.9
± 25.4
SC Dose 2
14.3
± 12.7
48 h post Dose 1
Group
Value
95% CI
Intravenous (IV) CINRYZE
31.0
± 25.3
Subcutaneous (SC) CYNRYZE Dose 1
6.2
± 23.1
SC Dose 2
23.3
± 18.0
Number of Participants With C1 Inhibitor (INH) AntibodiesSecondary· 18 days in each treatment period
Group
Value
95% CI
Intravenous (IV) CINRYZE
0
Subcutaneous (SC) CINRYZE Dose 1
0
SC CINRYZE Dose 2
0
Adverse events — posted to ClinicalTrials.gov
Reporting threshold: 5%.
Adverse-event reports describe events observed during the trial — not all are caused by the drug.
The objectives of the study are to:
1. Evaluate the safety and tolerability of CINRYZE administered by subcutaneous injection in subjects with hereditary angioedema
2. Characterize the pharmacokinetics and pharmacodynamics of CINRYZE administered by subcutaneous injection
3. Assess the immunogenicity of CINRYZE following subcutaneous administration
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
NCT01095510 — CINRYZE for the Treatment of Hereditary Angioedema Attacks in Children Under the Age of 12
· Phase 2
· completed
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Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Shire
Last refreshed: 9 July 2021
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT01095497.