Hi Dear !! Thanks for your query to HCM. Read and Reviewed your query in context to your health issues. In the given scenario and history facts,You seem to suffer from-SNC-Sensory Neuropathic cough/ or Laryngeal Sensory Neuropathy(LSN) Cough, which causes -dry nagging and resistant cough not amenable to routine cough remedies. Vagal afferrents in Lower esophagus and in pharyngeus constrictor muscle level, get irritated from the acid reflux in lower esopahgus or in to pharynx,leading to dry nagging cough, sometimes with choking from inspiration of acid reflux material going in to bronchial tracts. You need to rule out- Accompanied Upper GI causes leading to GERD and other causes of IBS with Colitis. Also other causes of -Globus pharygeus with spastic pharyngeal constrictor muscle- which get relieved with Rigid esophagoscopy and would need Ent Surgeon to treat such nagging cough. Post-nasal drip causing dry cough with swallowing of the post-nasal drip. Asthmatic dry cough with acidity and sinusitis needs to be ruled out. Plan Suggested for your treatment- So treating these causes is needed with proper drugs after proper tests, which would need Consults with team of doctors as -Chest /Allergy Specialist / ENT /GI specialist. Proper Hydration with plenty of fluids/ Proper antibiotics / and vitamins / Treatment with antibiotics and anti-protozoal / PPI-Pentaprazol with Domperidone, Vit B12 /Folic acid Tabs,would resolve this nagging dry cough in your case. Other cause of , need to be ruled out, by examination with team of Chest/Allergy doctors/ Ent Doctor and others if need be. Do s to find out the Cause- X-ray Maxillary/Frontal / Ethmoid Sinuses-would fix the diagnostic issues with you. CT pharynx and EGD (esophago-gastro-duodenoscopy)/Stool testing for ova/ cyst to fix protozoal enterocolitis leading to GERD. Consults with Chest /Allergy specialist / GI specialist /Surgeon-doctors or if, would resolve this health issue. This is not the cough due to cold but due to acid reflux with GERD(Gastro-Esophageal Reflux Disease) Hope this reply would help you to resolve the health issues with help of doctors attending on you. If need be, update any health issue 24 x 7 by a direct question to ME Dear, Don t forget to close this query with YOUR pleasing feedback comments to rate this reply and service, to boost the morale of incoming Emergency patients like YOU, at HCM services. If you want to update more details and ask more update queries , You are most Welcome herewith !! Good Day!! Wishing Good Healthy Life in time to come!! Dr.Savaskar M.N. Senior Surgical Specialist M.S.Genl-CVTS