Stories and News Our campaigns Measles FAQ I'm not sure if I had the MMR vaccine, it would have been a long time ago If you’re not sure if you had both doses of the MMR, the GP surgery/family doctor should be able to see if you have had two doses. Even if you have had the vaccine previously, there is no harm from having extra doses. (1) If you are unsure what the vaccination procedure is in your country, please speak to your doctor. Manage Cookie Preferences