NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!…

I've always talked over people realizing it, but for some reason i just cant stop. I interrupt people when they're in the middle of talking simply because I thought of something exciting or interesting to say - or at least that's how I perceive it. I find myself interrupting people to ask questions or to offer support or to reinforce what they're saying. but then usually once i start talking i just cant shut up. and it sounds so simple like ok well JUST STOP TALKING. but i cant! i think i might have a seriouse problem lol. so help! any tips or advice for how i can shut it?