What happens if Pep doesn't work if you get HIV?

If PEP doesn’t work and you get HIV, it might be because the virus resists some of the medications. Side effects of PEP include: Rarely, the drugs can cause serious health issues, including liver problems. Can I Take PEP Every Time I Have Unprotected Sex? PEP is only for emergencies. Don’t use it in place of safe sex or new sterile needles.

What are the side effects of PEP?

Mild side effects that typically occur when first starting PEP include an upset stomach and nausea, gas and bloating, headaches, and fatigue. These side effects can usually be managed with over-the-counter (OTC) medications or at-home remedies. You might try these tips: Take your PEP medication with food or before bed to help avoid nausea.

Should I take Pep If I have HIV?

PEP should be used only in emergency cases. If you’re regularly exposed to someone with HIV (such as a sexual partner), you can talk to your health care provider about preexposure prophylaxis (PrEP). PrEP medications are taken daily for HIV prevention, as opposed to PEP, which shouldn’t be used regularly. What Are the Side Effects of PEP?