Lateee confused

So I was on the pill for a month got my period on the 16 or 17 th then the last month in October I lost the pack it was about the last week plus sugar pills I wasn't really on top of my pills that much. But now I'm late I took a test on the 16 th when I missed my AF butbi got a BFN! then one the 17th and as well BFN am I testing too early because I have weird symptoms but I don't know if it's my mind playing tricks with me!