Thanks for your query.
I will try my best to provide you with best possible professional recommendations to your questions.
The chances of pregnancy
is always there when you have unprotected sex. Before taking any drug you should conform whether you are pregnant or not and you can decide.
I advice you to do urine pregnancy test, using kit which is available in any drug store. All the instruction are given , regarding how to perform test. I advice you to use early morning urine sample for test, then you can decide.
Yet again, I do hope that you have found something helpful and I will be glad to answer any further query.