I had an inaugural hernia repair two days ago and my bollocks are incredibl swollen and sore, is this common?

I had an inaugural hernia repair on the left side of my groin and now my nuts are reall swollen and sore, they also feel heavier, maybe a build up of fluid im not sure? Is this common after the surgery or shall i go back to the doctors again? Im also taking anti inflammatorys wether it will help i dont know.