Well, in common, it is normal to have swelling eyes after the surgery. And generally, at that moment, it can be because of the eye infection, which leads to swelling eyes. So you should pay more attention to it. There are some home remedies which can do a help to your swelling eyes. For example, you can just use cold compresses to treat it. Just use some cold ice, and teabags under your eyes and it can be effective. Also, some strawberry jam can help with fluid retention as well as increasing colon health should be applied too. Anyway, just have a try.