Till you plan surgical removal of your right bottom wisdom tooth you can get that area cleaned by your dentist
if you are prolonging than you have to get cleaning done often. Analgesic
as prescribed by your dentist should help you to releive pain but restrict frequent use. Warm water with salt gargle regularly and even 4-5times a day will help you to keep your wisdom tooth area and tonsil
area releived of pain and swelling.