Does Progesterone Tablet Help In Conceiving?

I am 29 yeard old .I have been married since four years.I am taking thyronorm 50mg,clomiphene 50mg,metformin 1000mg,folic acid ,ovacet(myo-inositol).My doctor told me go for a follicular scan and then I came to know that my follicle size is 19mm .My doc told to take hcg10000 injections the next day when follicle will become 20mm.I took the injectiocs and again went for a follicular scan and came to know that one follicle had ruptured.My doc told to take hcg 5000 weekly and I took the injection and after that I got my periods.if there is any solution to my problem so that I can conceive and avoid miscarriage.I have also heard that taking progesterone tablets after ovulation also helps in conceiving.can I take progesterone as well as hcg injectioin after ovulation will it help .