Glossary

Intermediate level resistance – when a drug still has some impact on HIV, but when this is reduced (compared to wild-type HIV) because there is some drug resistance.

brand name drug – drug supplied under a marketing name. Brand name drugs are usually protected by patents, but some generic drugs also have brand names

PT (prothrombin time; pro-time) – PT testing measures the amount of time it takes for blood to clot. When the liver is damaged, its ability to make clotting factors is impaired. If this time increases – referred to as a prolonged PT interval – it shows that the liver is not working so well.

AIDS – acquired immune deficiency syndrome.

ETR (end of treatment response) – having an undetectable HCV viral load at the end of HCV treatment. See SVR.