Mucous Substance Before Period Is It Possible To Pass Your Mucous Plug Months Before Going Into Labour?

Is it possible to pass your mucous plug months before going into labour? - mucous substance before period

A few months ago went to the toilet as usual, but I saw that after suffering a slimy substance on the lookout for papper "allmost as someone who is in that" I'm pregnant, runs up to 39 weeks and flies I am still waiting on my card to get. But I can not help thinking that I already have.