Suggest The Termination Method For The Three Week Pregnancy

m 18 yr old and 3 week pregnant. on the first week wen i came to know about this i took way to medical abortion.. i took a dose of mifeproston in the morning and the other day i took 2 dose of misoprostol nd 2 dose of misoprostol again the same day at night.. but nothing happened no bleeding no vomiting or any thing else.. nd m still pregnant now its been 3 weeks.. wat shud i do??? plz help me