Needing help

Elizabeth • 

So I am currently on Nexplanon the birth control it’s a three-year thing and this year’s is the year that it goes out well my husband and I had sex on 27 December and I was supposed to start my period on the 10th of this month and I have not I am currently three days late my boobs are sore I’ve been really tired I took three tests and all has said negative do I need to wait longer to take a test or find someway to go to the doctor since I currently do not have insurance