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?

you need to do the NT scan urgently before the timeline passes.
Try walking outdoors in fresh air if possible. tetanus vaccine to be taken towards end 7-8 month.
for all medication prescription, injections and scan appts you will need to see a gynec. pls get a detailed consultation.