The question isnt specific enough.
Acute sore throats can be due to viruses or bacteris (like strep), allergy, others. Chronic sore sore throat
can be due to acid reflux
, infection, cancer
, etc. It has to be checked by your doctor or ent. Common remedies are gargle with warm salt water, chloraseptic spray. Drink plenty of fluids. A cup of tea with honey
/lemon may help.