Hello, Though extraction of wisdom tooth is bit painful. But as you stated that the pain started 3 days after extraction you should visit the doctor it can be a infection in socket. Keep taking the medication, do not apply hot pack on the area and eat soft food

Please visit to your dentist it can be because of dry socket or any other infection too ..after inspecting clinical than only thing will clear

Sometimes, wisdom tooth extraction causes pain & swelling. So don't worry about it. Just take medicine as prescribed by the dentist / oral surgeon & apply ice pack EXTRAORALLY to the right side of the mouth over the swelling. Don't apply any hot to the swelling. It will be useful to you to reduce pain & swelling. To maintain oral hygiene gargle with lukewarm salt water after every meals to maintain oral hygiene.

Ys, better consult your doctor, could be delayed healing process or infected socket because of lack of cleanliness in the extraction site

There might be chances of food particles entrapped along the suture or inside socket. send clinical picture if possible

Use povidone iodine mouth wash and rinse twice a day. And secondly use metrogyl DG gel,for brushing