<prompt> For effective protection after unprotected intercourse, one single tablet of levonorgestrel 0.75 mg is taken already, when to take next tablet?1 tablet after 24 hours1 tablet after 12 hours2 tablet after 24 hours2 tablet after 12 hours  <response>: ANS. BEmergency contraception:1. Yuzpe method within 72 hours: High dose OCP 2 2 12 hours apart or low dose OCP 4 4 12 hours apart.2. LNG 0.75 mg 1 tab immediately, 2nd tab after 12 hours.3. Mifepristone RU 486.4. Ulipristal 30 mg tab--5 days.5. Copper-TIUDImages of copper containing IUDCU-T380AImage of Mirena total LNG is 52 mg and is released at a rate of 20 mg day for a period of 5 years 