<prompt> A couple after four days of having sex, contraceptive recommended:Oral contraceptive pillsCuT 380Yuzpe methodLow dose POP with norgesterol  <response>: Ans. b CuT 380Ref. Shaws 15th ed, : 549COPPER-TIUCP Can be Inserted within 5days of intercourse MOA: prevents implantation of a fertilized ovum. Advantages: It can be inserted as late as 5 days after the unprotected intercourse. cheap. Failure rate is EXCEPTIONALLY low which is 0.1 . It is long lasting, can remain as ongoing contraceptive method for 3 to 5 years.ContraceptiveFailure rateMethod time of administrationCuT0.1Inserted within 5days of UNPROTECTED sexLevonorgestrel LNG1.1.One tablet should be taken within 72 hours of unprotected sex and another 12 hours later.ContraceptiveFailure rateMethod time of administrationCombined pill3.2 per 100 woman yearstaken within 72 hours of intercourse followed by 2 tablets taken 12 hours later Yuzpe and Lancee methodRU 486 mifepristonefailure rate 0.9single dose of 10 mgEthinyloestra- diolfailure rate 0 to 1.51 mg daily for 5 days, starting within 72 hours of unprotected sex Haspels and Andriesse method 