Here are a few remedies you could try. Most of the herbs mentioned are common kitchen herbs, which should be available. See if they work.
Please check for allergies before trying any herb mentioned below
Salt water gargles - Fill a glass with warm water add a tablespoon of sea salt or even table salt. Take a sip, throw your head back so that the salt water touches the throat, swish it around the throat, directing it towards the area that pains for twenty seconds
Ginger Basil Green tea - You can boil water with ginger, basil and green tea, strain the water and sip it. Add a teaspoon of honey and twist a lime
Cinnammon One teaspoon of coarsely powdered cinnamon, boiled in a glass of water with a pinch of pepper powder, and two teaspoons of honey can be taken as a medicine in the treatment of this condition. Two or three drops of cinnamon oil, mixed with a teaspoon of honey, can also also give relief.