Suggest Treatment For Nasal Congestion And Headache

i have the problem of nose trouble at time winter & rainy seasons for 4 years. in that period i have taken medicine more than 40 times from variuos doctors but not secure.at the time of infection the following problems arised. the air not passed into nose, arising of head ache & strain,cant thing about work.i want to cure fully.please give precations & best doctor in karaikudi