depends upto 3 months it cna test you psoitive for t/et ratio whihc si the screener ebfore they test for specific roids and once they test for specific roids good luck those test are super fuckgin accurate and hav eno leewya i mean iw ould sya 5 weeks but like i siad most test are going to say you faield bsed on t/et since it is expnentialyl cheaper