<s>[INST] context: LNG intrauterine device Levonorgestrel alone, 0.75 mg stat F/B another 0.75 mg 12 hrs later, taken within 72 hrs of unprotected intercourse is the method of choice .for emergency contraception Emergency contraception is also k/a postcoital morning after contraception. Basically the methods used interfere with the physiological events before implantation, for e.g. inhibition or delaying of ovulation or interference with postovulatory events necessary for implantation & longevity of the blastocyst. Agents used for emergency contraception are known as 'interceptives'. Methods of emergency contraception Drugs Dosage Time frame Preg. rate * High dose estrogens (not used now) - Ethinyl estradiol (EE) 2.5 mg BD x 5 days Within 72 hrs of coitus -L. 0.15% - Conjugated equine estrogen (CEE) 15 mg BD x 5 days 0-0.6% * Estrogen & progestin combination pill - Yuzpe method EE 50 lag + d, 1-NG 0.5 mg (Ovral) 2 tabs stat & 2 tabs after 12 hrs (Total dose EE 0.2 mg & LNG 2 mg) " 0-2% - Low dose pills EE 30 lig + LNG 0 0.15mg (Ovral L, Mala-N etc.) 4 tabs stat & 4 tabs after 12 hors 0-2% * Levonorgestrel (LNG) alone (Ecee 2, i-pill, E-pill, unwanted-72, Plan-B) 0.75 mg stat FIB 0.75 mg after 12 hrs or 1.5 mg stat Preferably within 72 hrs but can be given upto 5 days 0-1% * Centchroman 30mg (Saheli) 2 tab BD x 1 day 400/800 x BD mg m 3 Within 5 days not known * Danazol days or 1200 mg BD x 2 days Within 72 hrs 0.8 - 1.7% * Mifepristone (RU 486) 600 mg/200 mg / 10 mg single dose Within 5 days to 27th day of cycle 1.3% * Copper HID (more effective than s steroids) ) To be inseed within 7 days < 1% [/INST] question: Not used in emergency contraceptions aEUR' | options: A: LNG intra uterine device B: Oral mifepristone C: Oral levonorgesterol D: Cu T intrauterine device | answer: A </s>