Hi Doctor Im21 Years Old And My Husband Is 36..

hi doctor im21 years old and my husband is 36.. we have been trying to conceive for about 3 years.. my menstrual cycle is irregular... doctor was told me that my harmons us not working well so she proscribed me provera 5mg. it was 3 months on provera when u get pregnant but after 9 weeks the baby is measured only y weeks and no heartbeat.. so i had a d and c procedure after miscarriage last month on 2 September... no i wanna be pregnant again as soon as possible.. last year doctor was proscribed me LEZRA 2.5MG but no luck.. now i want to try it again LEZRA i wanna askit is save to ttake LEZRA for conceive after Miscarriage ??? please help im sooo worried i wanna be pregnant again...