I will undergo for a surgery on 4/Nov/2013 to remove the papillary thyroid and swallen lymp. I need to delay my period that starts during above time,by taking the medicine Primolu -Nor 10 mg. Please let me know if the above mentioned s medicine has any side effect if taken before doing the surgery, and If there is no serious complications like thrombosis , blood clotting , is it necessity to inform the Anesthesiologist and the Surgent that Iam taking this medicine . I should take this medicine today (5) days before the period starts. Appreciate your prompt response latest today please. Thank you,