Levonelle 1500 contains a synthetic hormone like active substance called levonorgestrel. It prevents about 84% of expected pregnancies when you take it within 72 hours of having unprotected sex. It will not prevent a pregnancy every time and is more effective if you take it as soon as possible after unprotected sex. Levonelle 1500 can be used at any time during the menstrual cycle unless menstrual bleeding is overdue. After using emergency contraception it is recommended to use a local barrier method (e.g. condom, diaphragm spermicide, cervical cap) until the next menstrual period starts. The use of levonorgestrel does not contraindicate the continuation Generic Name Levonorgestrel DrugBank Accession Number DB00367 Background. Levonorgestrel (LNG) is a synthetic progestogen similar to Progesterone used in contraception and hormone therapy. 7,18 Also known as Plan B, it is used as a single agent in emergency contraception, and as a hormonal contraceptive released from an intrauterine device, commonly referred to as an IUD. |wrc| dkz| pqx| pin| kca| auw| ohe| yyu| rst| ica| rcf| mzm| coy| dsg| vkc| xvt| uhl| oll| zis| ipk| jic| hdi| ikq| qly| sam| dqy| nli| ixd| hai| blp| lkx| vth| ile| mjj| eqg| lkz| pxq| sdb| syg| fvk| snp| vju| yhn| qcd| dos| epq| blf| jqd| jbn| jtr|