Chronic Rhinosinusitis Trial, Not Yet Recruiting
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:
- You are 19 years of age or older at the time of signing the consent form
- You are able to understand and sign a consent form agreeing to take part in the study
- You have been diagnosed with chronic sinusitis with nasal polyps, confirmed by symptoms and/or imaging or camera examination of your nasal passages, with polyps present on both sides of your nose (confirm with trial site)
- You are not expecting to have any sinus or nasal surgery in the next 7 months
Who may not be able to join:
- You have had an organ transplant in the past, such as a lung transplant
- You are currently using or have previously used certain allergy, immune system, or autoimmune medications — including antihistamines, decongestants, steroid tablets or sprays, leukotriene blockers, mast cell stabilizers, biologics, or similar drugs (confirm with trial site for the full list)
- You have a history of an autoimmune disease such as rheumatoid arthritis or lupus
- You have had, or currently have, tumors in your sinuses, nose, or airways
- You are currently taking steroid tablets or pills such as prednisone or methylprednisolone
- You are currently taking part in another clinical trial involving a treatment
- You have been diagnosed with, or are suspected of having, a cancerous or pre-cancerous condition in your nose, such as certain types of nasal growths or polyps only on one side
- You have a fungal sinus infection, or test positive for a specific fungal allergy (Aspergillus)
- You have had a cancer diagnosis within the past 5 years (some specific skin cancers or cervical conditions that were fully treated may be exceptions — confirm with trial site)
- You have an active bleeding disorder, or you are unable to temporarily stop blood-thinning medications for a nasal tissue sample
- You have a severe nasal deformity that would prevent a camera examination or tissue sample being taken from your nasal passages
- You have a serious ongoing or active infection (unrelated to your sinus condition), including recent hospitalisation or treatment with intravenous antibiotics within the past 60 days
- You have a known positive HIV diagnosis
- You have a known positive Hepatitis B or Hepatitis C diagnosis
- You have another significant unstable or uncontrolled medical condition that the study doctor believes could affect the study results or put you at risk
- You have a planned surgery, abnormal lab results, or another condition that the study doctor feels makes you unsuitable for the study
- You have received an unapproved investigational drug or treatment within the past 60 days
- You are a current or former smoker with a smoking history of more than 15 pack-years (roughly the equivalent of smoking one pack per day for 15 years)
- You currently have a parasitic (worm-related) infection
- You are pregnant, breastfeeding, or planning to become pregnant during the study period — if this applies to you, the study doctor will discuss potential risks with you before you decide whether to enrol (confirm with trial site)
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.
Contact this trial
Principal Investigator: Andrew Thamboo, MD, St. Paul's Sinus Centre
Phone: 604-806-9926
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
Where this trial is recruiting
Primary endpoints
Change in sinonasal inflammatory cytokine concentrations measured in nasal secretions using multiplex immunoassay; Change in sinonasal histopathological score assessed using semi-quantitative histopathological evaluation of nasal biopsy specimens; Remodeling features
Can't join this trial?
Data last synced from ClinicalTrials.gov: 28 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.