Is It Safe to Have Sex During IVF Treatment? According to research, sex during IVF treatment has likely to improve pregnancy rates. There is nothing unsafe having sex during IVF treatment. But during the treatment, many women experienced the enlarged ovaries can make women uncomfortable during sex or less interested to do that. There are a few stages during treatment where sexual intercourse is not recommended. To know more about this treatment, you can consult Dr. Bhavana Mittal , the fertility specialist. She runs one of the best fertility centre in Delhi . Let’s have a look at all the stages: Ovarian stimulation stage : In this stage, the doctor evaluates your uterus and fallopian tubes to make sure no problem require any surgery. Many women will take medicine for the ovaries stimulation for an average of 10-11 days. Unprotected sex is not recommended in this stage as sperms may carry bacteria. Ejaculation for at least 4 days should be avoided before the retrieval of eg