It seems you are caught up with a viral infection again.
Do steam inhalation thrice a day and warm saline gargles twice a day.
Don't take any antibiotic at the moment.
If you don't become all right or if you worsen then get a throat swab culture and then take the antibiotics according to the culture report.
if you do and avoid cold
drinks and spicy foods for few days.
May take some VIT C daily for couple of weeks.