Phase 2 Asthma Trial, Recruiting NCT07342803 Sponsor: Longbio Pharma Condition: Asthma
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Phase 2 Asthma Trial, Recruiting

NCT07342803
Recruiting Phase 2

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • Adults aged 18 to 75 years, of any gender, who weigh at least 40 kg (approximately 88 lbs)
  • People who have been diagnosed with bronchial asthma for at least 1 year, and who have also been diagnosed with allergic asthma
  • People who have had at least one asthma flare-up in the year before the screening visit, where the flare-up required steroid tablets or injections for at least 3 days, or a significant increase in inhaled steroids for at least 3 days
  • People who had a positive breathing test (bronchial dilation test) either at screening or within the 2 years before screening
  • People who have had at least one positive allergy test — either a skin prick test or a blood test for specific allergy antibodies (IgE) — within the 12 months before joining the trial
  • People who have been using a medium to high dose of inhaled corticosteroids (a type of inhaled preventer medication) for at least 8 weeks before screening, and have kept the same dose for at least 4 weeks before joining, while their asthma remains only partly controlled or uncontrolled (confirmed by a standard asthma control score of 19 or below)
  • People who are also using at least one other asthma controller medication (such as a long-acting reliever inhaler, or certain other prescribed asthma medicines) and have been on a stable dose for at least 4 weeks before joining
  • People whose lung function test (FEV1) shows a result between 40% and 80% of what would normally be expected for someone of their age and size
  • People who are not planning to become pregnant and who agree to use effective contraception during the trial and for 6 months after the last dose of the study treatment
  • People who are willing and able to sign a consent form, complete assessment questionnaires, use a peak flow meter at home, keep a daily diary, and attend all scheduled visits

Who may not be able to join:

  • People who have a known allergy to the study drug, its ingredients, or the comparator medicine Xolair® (omalizumab)
  • People who have other lung or breathing conditions besides asthma — such as COPD, a fungal lung condition (ABPA), or bronchiectasis — that the trial doctor considers may affect safety or results
  • People who have serious or poorly controlled conditions affecting the liver, kidneys, digestive system, heart, brain or blood vessels, blood, urinary system, hormones, nervous system, or immune system
  • People who have had a significant infection in the 4 weeks before joining, which the trial doctor considers could affect the results
  • People who have had major surgery in the 4 weeks before joining, or who have planned surgery during the trial period
  • People who have had a parasitic infection in the 6 months before joining
  • People who have been diagnosed with cancer in the 5 years before screening
  • People whose blood or other laboratory test results during screening are significantly abnormal in a way the trial doctor considers unsuitable for participation
  • People who test positive for HIV, syphilis, hepatitis B, or hepatitis C at screening (with some specific exceptions — confirm with the trial site)
  • People who currently smoke, who have quit smoking within the last 6 months, or who have a smoking history of 10 or more pack-years (for example, 1 pack per day for 10 years, or equivalent)
  • People who have used a biological medicine (such as a monoclonal antibody, including any experimental biological treatment) within 3 months before screening, or within 5 half-lives of that medicine, whichever is longer
  • People who have taken immune-suppressing medicines or high-dose steroid tablets for conditions like rheumatoid arthritis, inflammatory bowel disease, or lupus within 8 weeks before screening, or within 5 half-lives of that medicine, whichever is longer
  • People who have undergone allergen immunotherapy (desensitisation treatment) within 3 months before screening
  • People who have received a live vaccine or intravenous immunoglobulin within 4 weeks before screening
  • People who have taken part in another drug clinical trial within 3 months before screening, or within 5 half-lives of the trial drug, whichever is longer
  • People who have had a history of drug misuse, substance misuse, or excessive alcohol use in the year before screening
  • People who are pregnant or breastfeeding
  • People whom the trial doctor considers unsuitable for any other reason

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 20 July 2026
Phase 2: approximately ~30% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Principal Investigator: Jieming Qu, Ruijin Hospital

Phone: +86 021-58372390

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 2
Sponsor
Longbio Pharma
Registry
ClinicalTrials.gov
Start date
25 January 2025
Est. completion
28 December 2027

Where this trial is recruiting

🇨🇳 China

Primary endpoints

Mean number of asthma exacerbations per subject; Proportion of subjects with asthma exacerbations; Mean number of asthma exacerbations per subject; Proportion of subjects with asthma exacerbations; Proportion of subjects with loss of asthma control (LOAC) in each group; Incidence of adverse events (AEs); Change from baseline in pre-bronchodilator FEV1, FVC, and FEV1/FVC ratio; Change from baseline in weekly mean daily and weekly Peak Expiratory Flow (PEF) variability, and change from baseline in mean PEF; Time to first asthma exacerbation from baseline; Change from baseline in weekly use of re...

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 20 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov