For egg retrieval, egg production needs to be optimised. In this way, you will be able to freeze more eggs with every cycle. Before the procedure, the ovaries need stimulation to increase their production of mature eggs.n2. You will need to undergo several hormonal treatments to achieve the desired quantities of eggs produced. These hormones have their own set of side effects ranging fromnWeight gainnBloatingnMood swingsnPain nNausea and vomitingn3. When storing the eggs, one has to undergo extraction in multiple cycles. It means repeated hormonal treatments before every extraction. Increased levels of these hormones can also risk a condition - ovarian hyperstimulation syndrome (O.H.S.). Studies indicate that long-term complications can involve a higher risk of ovarian cancer.