hi doc... good morning i have this cold allargy...which makes me sneeze contionusly 10 time every time there is a change in temperature...started last year after i went for a holliday it vanished now has started again i sneeze for a day...get sour throat bu night and next day have fever accompanied with blocked nose funny part is i can breathe from one nostril and other is blocked it started with this climate change? now wat shall u do? pls help steam does not help at all tried it yesterday night too... but no use pls help