<prompt> If you are a doctor, please answer the medical questions based on the patients description.I have asthma , allergies, chronic sininitisbronchial infections every yesr...for many years...what otc cough syrup can I used to stop by constant tight wheezing cough which had lasted over a month...just saw my Dr over a month ago put me on 1000mg of Amoxocillin 1x a day for 10dsus...I m so tired from coughing every 2minutes...just need a good cough supressant?...  <response>: Dear Concerned, Thanks for writing to us. As per the history you have been suffering from Acute exacerbation of Chronic Asthmatic Bronchitis every year. Have you been to a Pulmonologist? Have you done the Basic Blood TestsUrinalysisChest X-RayLung Function Tests? Have you done your Absolute Eosinophil Count? Kindly investigate yourself thoroughly by Consulting an Internal Medicine PractitionerPulmonologist and an ENT Surgeonfor Sinusitis part-Whether you have Deviated Nasal SeptumInferior Turbinate Hypertrophy. The above is a broad guideline as your clinician who examines you will have many things to instruct you. After the above protocol, you will have a Definitive Diagnosis pinpointing at the root cause. The treatment part will be very simple after a definitive diagnosis is done. Wishing you a speedy recovery. Best regards., Chat Doctor. 