What should I do?

I just turned 41 years old and we been trying to become pregnant for many years and had two miscarriages in the process of it. my situation is my periods irregular because of the miscarriages I have tried and do an ovulation testing, bbt temperature every morning at the same time and have intercourse every other day. Today I came across on the Internet Conceive Easy they have good reviews on this product should I get it or wait until I go to the doctor on April 12 and see what doctor tells me