i am 3o years old only 6 months back i got married now 2 months before i went to fertility center n i was taken folic acid ,madha,now 1 month back i.e 17th may it was confirmed that i am preganent but after 3 days i got abortion ,now my doctor gave femilon,folic acid n madha,can i use that n within how many days can i get preganent