Hi Dr, i am 33 years weigh around 68 kg, been taking folic and now am on ovacare, my problem is for the past 2 years i have tried to conceive but all in vain, i have a son age 10 years. kindly advice what the problem might be, i decided to first start with folic and ova care and if this does not work i see a doctor. I have not been using contaceptive for the past 4 years.