Actively Recruiting

Phase 3
Age: 12Years - 80Years
All Genders
NCT07363642

Phase 3b Study in Patients With Severe Asthma Treated With Tezepelumab

Led by AstraZeneca · Updated on 2026-04-22

400

Participants Needed

76

Research Sites

165 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This study aims to explore the potential for Tezepelumab-treated severe asthmatic patients to effectively and safely reduce their background maintenance medication while maintaining asthma symptom control.

CONDITIONS

Official Title

Phase 3b Study in Patients With Severe Asthma Treated With Tezepelumab

Who Can Participate

Age: 12Years - 80Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Provide informed consent before any study procedures
  • Be between 12 and 80 years old at the time of enrollment
  • Have a documented history of physician-diagnosed asthma
  • Show documented lung function reversibility or variability indicating asthma
  • Be on stable medium to high dose inhaled corticosteroids plus long-acting beta-agonist treatment
  • May also be on stable leukotriene receptor antagonists, long-acting muscarinic antagonists, or theophylline
  • Have an asthma control questionnaire score (ACQ-5) of 1.5 or higher at enrollment
  • Have had at least one asthma exacerbation requiring systemic corticosteroids or hospitalization in the past year
  • Weigh at least 40 kg
  • Female participants of childbearing potential must use highly effective contraception and have a negative pregnancy test at enrollment
Not Eligible

You will not qualify if you...

  • Unable or unwilling to follow study visit schedule or reduce asthma therapy as directed
  • Have other significant lung diseases besides asthma, including infections or diseases causing high eosinophil counts
  • Current smokers or former smokers with 10 or more pack-years (must have quit at least 6 months if less than 10 pack-years)
  • History of alcohol or drug abuse in the past year
  • Untreated or unresponsive helminth parasitic infection within 24 weeks prior to enrollment
  • History of severe allergic reaction to biological therapies or components of the study drug
  • Recent respiratory infections or exacerbations requiring systemic steroids or antibiotics within 30 days prior to enrollment
  • Known immunodeficiency, including HIV
  • History of cancer within 5 years, except certain treated skin or cervical cancers
  • Prior allogeneic bone marrow transplant or recent whole blood transfusion
  • Unstable major medical conditions that might affect safety or study results
  • Use of oral corticosteroids in the 4 weeks before enrollment
  • Use of immunosuppressive or investigational therapies within specified washout periods
  • Receipt of live vaccines within 30 days before first dose of study drug
  • Use of prohibited medications or failure to complete required washout
  • Recent bronchial thermoplasty or use of anti-asthmatic traditional Chinese medicines within specified timeframes
  • Participation in other investigational studies
  • Significant abnormal physical or lab findings that pose risk or confound results
  • Pregnant, breastfeeding, or lactating females
  • Involvement in the study planning or conduct
  • Prior enrollment in this study

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 76 locations

1

Research Site

Beijing, China, 100020

Not Yet Recruiting

2

Research Site

Beijing, China, 100191

Actively Recruiting

3

Research Site

Beijing, China, 100730

Actively Recruiting

4

Research Site

Beijing, China, 100730

Not Yet Recruiting

5

Research Site

Beijing, China, 102300

Not Yet Recruiting

6

Research Site

Beijing, China, 10730

Not Yet Recruiting

7

Research Site

Beijing, China, 211405

Not Yet Recruiting

8

Research Site

Binzhou, China, 256606

Not Yet Recruiting

9

Research Site

Changsha, China, 410008

Not Yet Recruiting

10

Research Site

Changsha, China, 430033

Actively Recruiting

11

Research Site

Chengdu, China, 610041

Actively Recruiting

12

Research Site

Chengdu, China, 610072

Actively Recruiting

13

Research Site

Chengdu, China, 610095

Not Yet Recruiting

14

Research Site

Chengdu, China, 610500

Actively Recruiting

15

Research Site

Chongqing, China, 400042

Not Yet Recruiting

16

Research Site

Chongqing, China, 400072

Not Yet Recruiting

17

Research Site

Deyang, China, 618000

Not Yet Recruiting

18

Research Site

Fuzhou, China, 350001

Not Yet Recruiting

19

Research Site

Guangzhou, China, 510080

Not Yet Recruiting

20

Research Site

Guangzhou, China, 510100

Not Yet Recruiting

21

Research Site

Guangzhou, China, 510163

Not Yet Recruiting

22

Research Site

Guangzhou, China, 510180

Not Yet Recruiting

23

Research Site

Guangzhou, China, 510280

Actively Recruiting

24

Research Site

Guangzhou, China, 510515

Actively Recruiting

25

Research Site

Guangzhou, China, 510620

Actively Recruiting

26

Research Site

Guiyang, China, 510630

Not Yet Recruiting

27

Research Site

Hangzhou, China, 310003

Not Yet Recruiting

28

Research Site

Hangzhou, China, 310006

Not Yet Recruiting

29

Research Site

Hangzhou, China, 310016

Not Yet Recruiting

30

Research Site

Hefei, China, 230061

Not Yet Recruiting

31

Research Site

Hefei, China, 230601

Not Yet Recruiting

32

Research Site

Hohhot, China, 010017

Not Yet Recruiting

33

Research Site

Jiangmen, China, 529000

Not Yet Recruiting

34

Research Site

Jinan, China, 250012

Not Yet Recruiting

35

Research Site

Jinan, China, 250014

Not Yet Recruiting

36

Research Site

Jinan, China, 250021

Not Yet Recruiting

37

Research Site

Jining, China, 272006

Not Yet Recruiting

38

Research Site

Kunming, China, 650032

Not Yet Recruiting

39

Research Site

Leshan, China, 614000

Actively Recruiting

40

Research Site

Linyi, China, CN-276003

Not Yet Recruiting

41

Research Site

Luzhou, China, 646000

Not Yet Recruiting

42

Research Site

Meizhou, China, 514700

Not Yet Recruiting

43

Research Site

Mianyang, China, 621000

Actively Recruiting

44

Research Site

Nanchang, China, 330006

Actively Recruiting

45

Research Site

Nanjing, China, 210029

Not Yet Recruiting

46

Research Site

Nanjing, China, 211100

Not Yet Recruiting

47

Research Site

Nanning, China, 530000

Not Yet Recruiting

48

Research Site

Ningbo, China, 315010

Actively Recruiting

49

Research Site

Quanzhou, China, 362000

Not Yet Recruiting

50

Research Site

Shanghai, China, 200000

Not Yet Recruiting

51

Research Site

Shanghai, China, 200003

Not Yet Recruiting

52

Research Site

Shanghai, China, 200025

Not Yet Recruiting

53

Research Site

Shanghai, China, 200032

Not Yet Recruiting

54

Research Site

Shanghai, China, 200433

Not Yet Recruiting

55

Research Site

Shanghai, China, 310000

Actively Recruiting

56

Research Site

Shantou, China, 515041

Not Yet Recruiting

57

Research Site

Shenyang, China, 110001

Not Yet Recruiting

58

Research Site

Shenzhen, China, 518020

Not Yet Recruiting

59

Research Site

Shenzhen, China, 518036

Not Yet Recruiting

60

Research Site

Shijiazhuang, China, 054001

Actively Recruiting

61

Research Site

Suining Shi, China, 629000

Actively Recruiting

62

Research Site

Suzhou, China, 215006

Actively Recruiting

63

Research Site

Taiyuan, China, 030001

Not Yet Recruiting

64

Research Site

Taiyuan, China, 030032

Not Yet Recruiting

65

Research Site

Tianjin, China, 300192

Not Yet Recruiting

66

Research Site

Weifang, China, 261000

Not Yet Recruiting

67

Research Site

Wenzhou, China, 325027

Actively Recruiting

68

Research Site

Wuhan, China, 430030

Not Yet Recruiting

69

Research Site

Wuhan, China, 430060

Actively Recruiting

70

Research Site

Wuxi, China, 214023

Not Yet Recruiting

71

Research Site

Xi'an, China, 710061

Not Yet Recruiting

72

Research Site

Zhangzhou, China, 363099

Not Yet Recruiting

73

Research Site

Zhanjiang, China, 524004

Not Yet Recruiting

74

Research Site

Zhengzhou, China, 450003

Not Yet Recruiting

75

Research Site

Zhengzhou, China, 450007

Actively Recruiting

76

Research Site

Zhongshan, China, 528403

Not Yet Recruiting

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Research Team

A

AstraZeneca Clinical Study Information Center

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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