Impact of Head of Bed Elevation in Symptoms of Patients With Gastroesophageal Reflux Disease

Head of bed elevation will be achieved with a pair of prisms of withered pine tree wood with dimensions (Height x Width x Depth) 20x18x18 cm. Each prism lying on the floor will support one of the head legs of the bed

Standard pharmacological treatment with a proton pump inhibitor and/or sodium alginate, according to clinical judgement.