had a sweep yesturday, 40+4 had period type pains last night had intence pains for last hr in back and front every 5 mins for 40 secs its dc 3 but 9 yr gap forgot it all lol im strep b too but was only 1cm at sweep and head wasnt fully engaged dont want to go in too early but also need to get 4 hrs of antibiotics in my system not sure what to do