Hi,thank you for posting your query on health care magic. I have gone through your query and can understand your concern. Looking at your symptoms,you are suffering from Laryngopharyngeal Reflux(Acid reflux causing irritation in the throat). Nexium contains Esomeprazole.(it helps in reducing the formation of Acid in the Stomach),Gasex helps in gas problem. You may find relief by taking medicines as follows: Continue with Nexium, Antireflux medicine like Domperidone(helps in preventing Acid reflux from stomach in the food pipe and then in the throat) Antacid like Digene gel(helps in neutralization of the acid formed in the stomach), Antihistaminic like Cetrizine(helps against irritation of the throat). Also take following measures: Avoid spicy,oily ,citrus food. Drink lots of water. Avoid heavy dinner. Raise the head end of your bed. Eat slowly. Eat more green leafy vegetables and fiber rich foods. Take probiotic. Hope this answers your question.Take care.