A nurse is reinforcing teaching for a client who has a prescription for HIV post-exposure prophylaxis (PEP) about how to take the medications. Which of the following client statements indicates understanding of the teaching?

I should not take these medications if I have high blood pressure.

I have up to 2 weeks after exposure to decide if I want to take these medications.

I need to take the antiviral medications at the prescribed dosing times for the full 28 days to be effective.

I don't need to take the medication if I had an exposure via a needle stick.