Randomised, double-blind, placebo-controlled pilot trial of omeprazole in idiopathic pulmonary fibrosis

This was a randomized, double-blind, placebo-controlled pilot trial of omeprazole in 45 patients with idiopathic pulmonary fibrosis at an ILD clinic in Newcastle upon Tyne, United Kingdom. Clinical endpoints included 24-hour cough count, daytime cough count and night-time cough count, as measured using the Vitalograph VitaloJAK ambulatory cough recorder.