Need advice❤💚💜💙💛

Today i went to a new gyn in mercy hospital my fiance came we are planning a pregnancy but ive had a lot of issues i been trying 3 years now first we both have to under tests to make sure we can have children if we can than my new gyn is excited to help us....can fertility drugs cause you to have a large number of children? If so im ok with that id love a big family