Does a Nasal Instillation of Vardenafil Normalize the Nasal Potential Difference in Cystic Fibrosis Patients?

Summary

The purpose of this study is to investigate the effect of a nasal instillation of Vardenafil on nasal potential difference in cystic fibrosis patients homozygous for the F508del mutation

Timeline

Start

2011-10

Primary completion

2012-06

Completion

2018-03

Publications

• Results Dormer RL, Harris CM, Clark Z, Pereira MM, Doull IJ, Norez C, Becq F, McPherson MA. Sildenafil (Viagra) corrects DeltaF508-CFTR location in nasal epithelial cells from patients with cystic fibrosis. Thorax. 2005 Jan;60(1):55-9. doi: 10.1136/thx.2003.019778.
• Results Lubamba B, Lecourt H, Lebacq J, Lebecque P, De Jonge H, Wallemacq P, Leal T. Preclinical evidence that sildenafil and vardenafil activate chloride transport in cystic fibrosis. Am J Respir Crit Care Med. 2008 Mar 1;177(5):506-15. doi: 10.1164/rccm.200703-344OC. Epub 2007 Nov 15.

Drugs

Indications