Co-founder of I Want PrEP Now, Greg Owen , has created a video explaining what PrEP is:

The CDC (Centers for Disease Control and Prevention) provide an explanation of how to prevent HIV transmission in the video below: The CDC state that PrEP (pre-exposure prophylaxis) is medicine people take to prevent getting HIV from sex or injection drug use.

The PAHO (Pan American Health Organization) have created a a helpful video to explain how PrEP treatment works to prevent the spread HIV between sexual partners: 'Pre-exposure prophylaxis (or PrEP) is an HIV medication that when used consistently, reduces the risk of HIV infection.' according to the PAHO. PrEP HIV FAQs Below ProHealth answer some of the most frequently asked questions relating to PrEP (Pre-exposure Prophylaxis) medication.

PrEP dosage for HIV prevention will vary based on the type of sexual activity being undertaken. For example vaginal sex, frontal sex or anal sex. You can find out more at iwantprepnow.co.uk Daily PrEP Dosage vs On Demand PrEP Dosage Daily PrEP (1 pill per day) routine On Demand PrEP/Event Based Dosing (EBD) Suitable for Both anal and vaginal or frontal sex Anal sex only Lead-in time 7 days On Demand (for the sexual event) Recommended timing Same time each day 2 pills 2-24 hours before sex, then 1 pill 24 hours later and a further pill 24 hours after that Missed doses Adequate protection even with missed pills Important not to miss any doses Food intake Can be taken with or without food N/A Recommended if you have active hepatitis B infection N/A No Further instructions can be found on the How To Take PrEP page at I Want PrEP Now .

Daily PrEP (1 pill per day) routine On Demand PrEP/Event Based Dosing (EBD) Suitable for Both anal and vaginal or frontal sex Anal sex only Lead-in time 7 days On Demand (for the sexual event) Recommended timing Same time each day 2 pills 2-24 hours before sex, then 1 pill 24 hours later and a further pill 24 hours after that Missed doses Adequate protection even with missed pills Important not to miss any doses Food intake Can be taken with or without food N/A Recommended if you have active hepatitis B infection N/A No Further instructions can be found on the How To Take PrEP page at I Want PrEP Now .