Wat are the different ways or methods for abortion..like pills..or surgery etc..which is applicable here?

the gal has not have had or ..but both of them were in movin over each other's ..and the guy did not ..but both were wet..so is there a chance of she gettin pregnant..because she has missed her period this month..and if she's pregnant by wat way can she abort it..how do pills work..is it safe to take pills..