Hello I think its all because of Tonsillectomy that is removal of tonsils..As Tonsils are very very important..they are over guards which don t allow infection to pass into our body..and so infection get located.in Tonsils. *You can have homoeopathic medicine Named Belladonna 200 (4 pills) twice a day for 3-4 days.. *Do gargle with Homoeopatic medicine Calendula mother tincture..5 drops mixed in a cup of luke warm water..keep it in mouth for half minute and then throw it out.. *Take warm milk add pinch of turmeric powder in it..whih acts as natural antibiotic..drink this milk twice a day. *Take warm water.. *Take more liquids like coconut water,butter milk, milk, lemon juice, fruit juices. *Have enough rest. *Be stressfree..