Consolidated guidelines on HIV, viral hepatitis and STI prevention, diagnosis, treatment and care for key populations

The Consolidated guidelines on HIV, viral hepatitis and STI prevention, diagnosis, treatment and care for key populations outline a public health response for 5 key populations (men who have sex with men, trans and gender diverse people, sex workers, people who inject drugs and people in prisons and other closed settings). They present and discuss new recommendations and consolidate a range of recommendations and guidance from current WHO guidelines. Read more

HIV/AIDS Language Compendium

HIV civil society coalition the Love Alliance launched the first HIV/AIDS Language Compendium. The compendium has been praised as a useful tool for high level United Nations negotiations and can be used for community advocacy to advance human rights commitments — particularly regarding access to healthcare and sexual and reproductive health and rights. Read more

Signs and symptoms of HIV infection

The human immunodeficiency virus (HIV) targets the immune system and weakens people’s defense against many infections and some types of cancer that people with healthy immune systems can fight off. As the virus destroys and impairs the function of immune cells, infected individuals gradually become immunodeficient. Immune function is typically measured by CD4 cell count.
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HIV transmission

HIV can be transmitted via the exchange of a variety of body fluids from infected people, such as blood, breast milk, semen and vaginal secretions. HIV can also be transmitted from a mother to her child during pregnancy and delivery. Individuals cannot become infected through ordinary day-to-day contact such as kissing, hugging, shaking hands, or sharing personal objects, food or water.
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HIV can be diagnosed through rapid diagnostic tests that provide same-day results. This greatly facilitates early diagnosis and linkage with treatment and care. People can also use HIV self-tests to test themselves.
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Prevention and treatment

Individuals can reduce the risk of HIV infection by limiting exposure to risk factors. Key approaches for HIV prevention, which are often used in combination, include:
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HIV Drug Interactions

The service for checking drug interactions between ARV drugs and other medicines, as well as narcotic substances, is available on the University of Liverpool website at this link: