my lmp is 15.10.2016, when should i get my nt scan usg? and when should i have my first injection? titanus and diptheria? my doctor recommended me to take 1 folvite mb per day and 2 Duphaston tablets, and Doxinante plus incase i vomit, what else should i take? when will my iron and calcium supplements start? i am 13 weeks pregnant, can i walk slowly in treadmill?