Throat irritation, sideeffect of

I am having throat irritation and tickling , feel like clearing throat to ease, dry cough(occasional 2-3 times a day) ,also gas formation,burping, lack of sleep at night (get up) ,anxiety, visited doctor 2 weeks ago, he advised for gerd + throat medication - tab sompraz d 40(1-0-0) -tricaine gel(1-1-1),trika 0.25 mg(bed) - montek lc(once at bed time for throat),i am  presently using  tricaine gel (bed) -montek lc(8 days) -trika 0.25(only last 2 days ,but I am experiencing sometimes slight gidiness/ weakness,dizziness, sleepiness (although I get some sleep due to it),but the throat irritation persists(after meals till next 3-4 hrs ie post breakfast till noon and post lunch till late eve),however the urge for clearing of throat has reduced significantly and almost no coughing,I observe chewing vicksdrops/ginger throat uneasiness temporarily reduces, should i change to alt medicines or continue montek lc and trika 0.25 (are these two creating weakness,gidiness,diziness)? Please advice