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NCT01095497

A Study to Evaluate the Safety, Pharmacokinetics, and Pharmacodynamics of Subcutaneous CINRYZE Administration

Completed Phase 2 Results posted Last updated 9 July 2021
What this trial tests

Phase 2 trial testing CINRYZE in Hereditary Angioedema in 26 participants. Completed in 16 December 2010.

Timeline
7 June 2010
Primary endpoint
16 December 2010
16 December 2010

Quick facts

Lead sponsorShire
PhasePhase 2
StatusCompleted
Study typeINTERVENTIONAL
Allocationrandomized
Designcrossover
Maskingnone
Primary purposeother
Enrollment26
Start date7 June 2010
Primary completion16 December 2010
Estimated completion16 December 2010
Sites7 locations across United States

Drugs / interventions tested

Conditions studied

Sponsor

Shire — full company profile →

Who can join

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
GroupValue95% CI
Intravenous (IV) CINRYZE12± 0.019
Subcutaneous (SC) CINRYZE Dose 110± 0.027
SC CINRYZE Dose 211± 0.010
Number of subjects with injection site reactions
GroupValue95% CI
Intravenous (IV) CINRYZE1± 0.033
Subcutaneous (SC) CINRYZE Dose 110± 0.032
SC CINRYZE Dose 211± 0.010
Number of subjects who discontinued study drug
GroupValue95% CI
Intravenous (IV) CINRYZE1
Subcutaneous (SC) CINRYZE Dose 10
SC CINRYZE Dose 20
Number of subjects who withdrew from the study
GroupValue95% CI
Intravenous (IV) CINRYZE1
Subcutaneous (SC) CINRYZE Dose 11
SC CINRYZE Dose 20
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
GroupValue95% CI
Intravenous (IV) CINRYZE0.075± 0.023
Subcutaneous (SC) CYNRYZE Dose 1-0.002± 0.008
SC Dose 2-0.001± 0.006
2 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.070± 0.021
Subcutaneous (SC) CYNRYZE Dose 1-0.002± 0.008
SC Dose 2-0.001± 0.004
3 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.070± 0.023
Subcutaneous (SC) CYNRYZE Dose 1-0.002± 0.007
SC Dose 2-0.002± 0.007
4 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.065± 0.022
Subcutaneous (SC) CYNRYZE Dose 10.003± 0.005
SC Dose 20.003± 0.007
6 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.064± 0.018
Subcutaneous (SC) CYNRYZE Dose 10.002± 0.009
SC Dose 20.006± 0.007
8 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.062± 0.019
Subcutaneous (SC) CYNRYZE Dose 10.003± 0.010
SC Dose 20.009± 0.008
24 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.049± 0.016
Subcutaneous (SC) CYNRYZE Dose 10.016± 0.023
SC Dose 20.021± 0.011
48 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE0.035± 0.017
Subcutaneous (SC) CYNRYZE Dose 10.019± 0.030
SC Dose 20.028± 0.009
Mean Change C4 Compliment Secondary · 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
GroupValue95% CI
Intravenous (IV) CINRYZE-7.5± 15.4
Subcutaneous (SC) CYNRYZE Dose 1-12.9± 15.6
SC Dose 20.1± 8.0
2 h post Dose 1
GroupValue95% 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
GroupValue95% CI
Intravenous (IV) CINRYZE-1.3± 13.5
Subcutaneous (SC) CYNRYZE Dose 1-0.6± 10.9
SC Dose 22.5± 11.1
4 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE2.7± 14.8
Subcutaneous (SC) CYNRYZE Dose 1-5.3± 18.5
SC Dose 28.8± 23.7
6 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE12.0± 24.8
Subcutaneous (SC) CYNRYZE Dose 1-0.6± 37.1
SC Dose 28.1± 21.0
8 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE13.0± 20.7
Subcutaneous (SC) CYNRYZE Dose 1-8.2± 24.6
SC Dose 211.2± 27.4
24 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE25.5± 30.3
Subcutaneous (SC) CYNRYZE Dose 12.9± 25.4
SC Dose 214.3± 12.7
48 h post Dose 1
GroupValue95% CI
Intravenous (IV) CINRYZE31.0± 25.3
Subcutaneous (SC) CYNRYZE Dose 16.2± 23.1
SC Dose 223.3± 18.0
Number of Participants With C1 Inhibitor (INH) Antibodies Secondary · 18 days in each treatment period
GroupValue95% CI
Intravenous (IV) CINRYZE0
Subcutaneous (SC) CINRYZE Dose 10
SC CINRYZE Dose 20

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.

Intravenous (IV) CINRYZE
Serious: 0/26 (0%)
Deaths:
Subcutaneous (SC) CINRYZE Dose 1
Serious: 0/13 (0%)
Deaths:
SC CINRYZE Dose 2
Serious: 0/12 (0%)
Deaths:
Other adverse events (9 terms — click to expand)

ReactionSystemIntravenous (IV) CINRYZESubcutaneous (SC) CINRYZE …SC CINRYZE Dose 2
Injection site painGeneral disorders
Hereditary angioedemaCongenital, familial and genetic disorders
Injection site erythemaGeneral disorders
HeadacheNervous system disorders
Injection site hematomaGeneral disorders
Injection site pruritusGeneral disorders
Acne cysticSkin and subcutaneous tissue disorders
DiarrheaGastrointestinal disorders
Injection site swellingGeneral disorders

Data from ClinicalTrials.gov NCT01095497 adverse events section.

Sponsor's own description

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):

  1. Emerging Therapies in Hereditary Angioedema.
    Chen M, Riedl MA. · · 2017 · cited 21× · PMID 28687111 · DOI 10.1016/j.iac.2017.03.003

Verify or expand the search:

Other trials of CINRYZE

Trials testing the same drug.

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Other Shire trials

Trials by the same sponsor.

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