li x ▁in ▁re product ive ▁ther apy ▁has ▁been ▁shown ▁to ▁be ▁compar able ▁to ▁that ▁when ▁using ▁G n R H ▁ag on ists . ▁ ▁Medical ▁uses ▁Gan ire li x ▁is ▁used ▁as ▁a ▁fert ility ▁treatment ▁drug ▁for ▁people ▁with ▁o var ies . ▁Specifically , ▁it ▁is ▁used ▁to ▁prevent ▁prem ature ▁ov ulation ▁in ▁people ▁with ▁o var ies ▁under going ▁fert ility ▁treatment ▁involving ▁o var ian ▁hyper st im ulation ▁that ▁causes ▁the ▁o var ies ▁to ▁produce ▁multiple ▁eggs . ▁When ▁such ▁prem ature ▁ov ulation ▁occurs , ▁the ▁eggs ▁released ▁by ▁the ▁o var ies ▁may ▁be ▁too ▁imm ature ▁to ▁be ▁used ▁in ▁in - v it ro ▁fert il ization . ▁Gan ire li x ▁prevents ▁ov ulation ▁until ▁it ▁is ▁triggered ▁by ▁inject ing ▁human ▁ch or ionic ▁g on ad ot roph in ▁( h CG ). ▁ ▁Gan ire li x ▁is ▁admin ister ed ▁by ▁a ▁sub cut aneous ▁injection ▁of ▁ 2 5 0   µ g ▁once ▁per ▁day ▁during ▁the ▁mid ▁to ▁late ▁fol lic ular ▁phase ▁of ▁a ▁patient ' s ▁men stru al ▁cycle . ▁Tre at ment ▁should ▁start ▁on ▁the ▁ 5 th ▁or ▁ 6 th ▁day ▁after ▁the ▁start ▁of ▁o var ian ▁stim ulation , ▁and ▁the ▁mean ▁duration ▁for ▁its ▁use ▁is ▁five ▁days . ▁Pre fer ably , ▁the ▁sub cut aneous ▁in jections ▁are ▁delivered ▁in ▁the ▁upper ▁leg , ▁and ▁the ▁patient