CYP3A4 is an enzyme that belongs to the cytochrome P450 family and is primarily found in the liver.

HIV/AIDS is a global pandemic caused by the human immunodeficiency virus (HIV).

The kidney is an essential organ in the human body responsible for filtering waste products and excess water from the bloodstream, producing urine, and maintaining proper levels of electrolytes and fluids.

The liver is an organ in the human body located in the upper right abdomen.

MedlinePlus is an online information service produced by the United States National Library of Medicine.

The National Institutes of Health (NIH) is an agency of the United States Department of Health and Human Services.