My Kid Is 6 Yrs Old.she Has Wakeup Sneezing Wheezing

My kid is 6 yrs old.she has wakeup sneezing wheezing and cough.it long for 1 hr.after the perfectly fine whole day.dr told me it is seasonal allergy.dr prescribe Doxcef100,ambrolite s, cetrizine syrup,livoline.when she take meficine she will be fine..but when season change again she has same problem.i am so tensed for this.any serious issues.pls help me