Pills, implants and IUDs are very effective if taken within __________ of coitus.
(1) 5 days
(2) 72 hours
(3) 30 days
(4) 15 days
(2) Administration of progestogens or progestogen-estrogen combinations or IUDs within 72 hours of coitus have been found to be very effective as emergency contraceptives as they could be used to avoid possible pregnancy. (page-61)