 [ Symptoms ] no period after using depo should i be concerned  got my first depo shot on november 2 2011 my last shot was july 1st or 3rd 2012 and i bled that whole time i was on the shot and after i stopped getting the shot i have not had a period since [ Disease ] i get the exact same thing when my neck is out of whack i have always been under chiropractic care but none really helped until i found an upper cervical specialist the abbreviation for their special training is n u c c a you can look them up that way it really changed my life i went from a reverse curve in my neck to almost normal hope that helps