<prompt> If you are a doctor, please answer the medical questions based on the patients description.HI, i m taking montair LC for last two years as i suffer from asthma. But recently i m suffering from acute acidity and heart burn. I just want to know whether Montair LC has any such side effect? I also take doxoril 4oo quite frequently and sometimes for a long period of time.  <response>: Hello, There are no such side effects of Montage LC. Since you are getting acid reflux heartburn, it can be due to medicinal interactions if you are taking medicines that you have not mentioned here. Do not take alcohol while taking medicines as they may cause acidity discomfort. You can take antacids PPIs to get relieved. However, you are suggested to visit ER, get examined physically to rule out developing Ulcer, IBS or HERD. Avoid smoking, taking late-night be Chat Doctor. Hope I have answered your query. Let me know if I can assist you further. Take care 