Contraception advice!!!

Tarleaha

So I have polocystic ovaries and endometriosis but soon I’ll be having one of my major cysts removed off my ovary but after surgery they want to put in the marina in, they say it’ll help with the pain for endometriosis and period pain I was just wondering is this true or not cause I don’t want to get it if I still have to keep taking panadine fortes for pain 😔 help please 😕