A Multicentre, Randomised, Double-Blind, Parallel-Group Placebo-Controlled, Phase 3, Efficacy and Safety Study of Tezepelumab in 5 to < 12 Year Old Children With Severe Uncontrolled Asthma (HORIZON)
AstraZeneca
Summary
To assess the efficacy and safety of tezepelumab in pediatric participants with severe uncontrolled asthma on medium to high-dose inhaled corticosteroids (ICS) and at least one additional asthma controller medication with or without oral corticosteroids.
Description
This is a phase-3 multicentre, double-blind, parallel-group placebo-controlled, randomised study. The study will comprise of: 1. Screening/Run-in period of 4 to 6 weeks, 2. 52-week double-blind Treatment period, 3. Post-treatment Follow-up period of 12 weeks. Participants will be randomised 2:1 to receive either tezepelumab or placebo administered by (SC) Subcutaneous injections for 52 weeks (double-blind Treatment period). There will then be a 12-week off-treatment Follow-up period for participants who do not continue in the optional open-label Active Treatment Extension period. An optio…