Home-care measures to relieve cough include reducing irritating stimuli (eg, cold, dry air; indoor or outdoor air pollutants) that may provoke coughing. An upright or semiupright posture, such as sleeping with the head and shoulders raised, may decrease cough related to pharyngeal secretions...do warm saline gargling twice a day with OTC medication...Consult physician they will do the needful.

Avoid cold air at night. Take Tab Xyzal-M once daily before dinner for 1 month. Tab Razo-D once daily 1 he before dinner for 1 month.tab Allegra(120) once daily before breakfast for 10 days.Avoid spicy food for acidity/gastritis.Use pillow at night to check acid reflux.

I need certain investigations and physical examination to come to conclusion

1. Since when do you have this cough ? 2. Is the cough wet or Dry ? 3. Have you ever got tested yourself for Tuberculosis - Tuberculin Test, Chest XRAY . 4. Do you have any history of Asthma or COPD? 5. Do you have any allergy problems? 6. Do you have Constipation ? 7. Do you have Acidity problems ? Please answer all the above questions and I will send you a complete treatment protocol and you will get rid of your problem immediately.

DEAR FRIEND you may be having allergic pharyngitis and secretions may be trickling down from back of the nasal passage causing you the cough, please get your self looked at by a physician , in the interim you can try any anti allergic like citrizine one tab at night and steam inhalation it will give you relief