Hello My scan EDD n LMP differ for 1week of due date now I’m 18weeks is it fine

Hi mjhe 8 weeks ki ectopic pregnancy hai left ovary me aur mjhe beta hcg test bola and morning me bulaya h kehte pehle injection denge agar pregnancy nahi khtm hui injection se to wo operate karenge. Mjhe ye puchna h k kya injection se nikl jayega sbb aur operate kese krenge d&c ki trh ya wo pet ME operation krege

I am 10 month old baby mother. Recently she affected chicken fox but now she is suffering from loose motion and vomiting . How to stop her loose motion? Pls help me to give remedies