I feeling suffocating type last 3 days it's really difficult to doing work but saturation comes normal everytime also feeling tight or heavy type in chest also upset stomach feeling I am completely unhappy lots of negative thoughts are come in mind. Is it breathing problems or anxiety or any other issue I don't know I do chest x-ray 3 month ago it's also comes nothing but the problem nothing changes doctor said I suffer in allergic rainhatis but I already take 3 month alerfix total tablet daily also Oxitin cr forte daily but my Oxitin dose cant take last 2 days. Is it any serious issue ?? How to cure permanently