Patients
cough, allergy
ALLERGY
Adults aged 18–80 years with RCC/UCC for ≥ 1 year with a cough severity visual analog scale (VAS) score ≥ 40 mm at both screening Visits 1 and 2 and ≥ 10 coughs/h on the 24-h cough count recording at Visit 1 were eligible. Most patients were recruited from pulmonology/respiratory or allergy sites. Diagnosis of RCC/UCC was made by the investigators, and the sponsor did not oversee the accuracy of the diagnosis. Detailed inclusion/exclusion criteria are listed in e-Appendix 1 (Online Resource).