Otolaryngology studies10,28 have supported the idea that refractory chronic cough is associated with central sensitisation.8 Similarities have been identifi ed between refractory chronic cough and chronic neuropathic pain syndromes with central sensitisation.8 A positive re sponse to neuromodulatory therapies such as gaba pentin suggests similarities between refractory cough and chronic pain syndromes. In one case study,9 fi ve of six patients with intractable idiopathic chronic cough responded to gabapentin treatment with either complete resolution o