The placebo tablet will be manufactured by Laboratoria Wolfs clinical trials

The effect of oral buspirone hydrochloride on esophageal motility, bolus transit and symptoms of dysphagia, in patients with poor esophageal motility: A randomized, double-blind, placebo controlled, cross-over trial with high resolution esophageal manometry and impedance.

This study is looking at whether a medication called buspirone can help people with difficulty swallowing due to problems with how their food pipe (oesophagus) moves. Researchers will compare it to a dummy pill.