 [ Symptoms ] are these symptoms indicative of dehydration  dark foul smelling urine extreme thirst itchy skin hemoglobin of 6 8 confusion hard stools [ Disease ] yes reflux can cause this if it is severe enough to have bleeding esophagus but i dont think this is the cause mostly it is due to the cough itself and nothing to worry about just keep him hydrated and salt water gargling is good ginger and anise guava leaves lemon honey are good remedies if the blood persisted get a culture sputum done