Cystic Fibrosis Trial, By Invitation
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 18 years old or older and have been diagnosed with cystic fibrosis
- You regularly attend follow-up appointments at UZ Leuven (a hospital in Belgium)
- You have been diagnosed with a long-term sinus condition (with or without nasal polyps), and at least one of your sinus or nose symptoms — such as a blocked nose, runny nose, mucus dripping down your throat, facial pain or pressure, or reduced sense of smell — scores above 30 out of 100 on a symptom scale
- You are willing to take part in the study and are able to follow the treatment plan as required
Who may not be able to join:
- You are under 18 years old
- You started taking a CFTR gene modulator medication (a specific type of cystic fibrosis treatment) less than 6 months before joining the trial
- You are not willing to participate or are unable to follow the trial requirements
- You have had a severe nosebleed in the last 6 months that needed treatment from an ear, nose, and throat (ENT) specialist
- You have had an allergic reaction or severe allergic response to any of the ingredients in the sachets used in this trial — these include salt (NaCl), bicarbonate, mint, or Xylitol
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.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Difference in Visual analogue scale for total sinus symptom; Difference in SNOT-22 score; Difference in Thereapeutic response evaluation
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.