Throat infection. Cough for this issues!

More than one month I have faced throat infection and consulted physician on after one week of my symptoms worsten. He suggestd to treatment for general regular throat infection like given antibiotics and he was diagnosed with note UTI. I took the medicine, symptoms are slowly decreased after 14 days but not cured perfectly ,in a while 14 days also one day got sympatoms worst and one day had no symptoms occurred and  Then again I consulted doctor same thing  I explained him while a call  ,he suggested to continue same medication one more week . After that I get some relief and informed him almost 90 percent cure..then he suggested stop antiboitues and remaining presecrreption To continue 5 days and stop the medicines. but still issues is persist and getting worsen some times and some days no symptoms . I really bothered my health about the issue and can someone please help on that ,how to get relief . Note : No fever, No cough for this issues