The Aromatase Inhibitor and Gnrh Antagonist Versus Methotrexate for Management of Undisturbed Ectopic Pregnancy

Inclusion Criteria: * Patients who have undisturbed ectopic pregnancy .Who are: 1. have no significant pain 2. have an unruptured tubal ectopic pregnancy with an adnexal mass smaller than 35mm with no visible heartbeat 3. have a serum human chorionic gonadotropins level less than 1,500 IU/litre 4. do not have an intrauterine pregnancy (as confirmed on an ultrasound scan) . Exclusion Criteria: 1. An undisturbed ectopic pregnancy and significant pain 2. An undisturbed ectopic pregnancy with an adnexal mass of 35 mm or larger 3. An undisturbed ectopic pregnancy with a fetal heartbeat visible on an ultrasound scan 4. An undisturbed ectopic pregnancy and a serum human chorionic gonadotropins level of 5,000 IU/litre or more 5. intrauterine pregnancy