Clinical Definition Anti-retroviral therapy, or ART, is treatment with drugs that hamper the ability of the human immunodeficiency virus (HIV) or other types of retroviruses to replicate in the body. Combining several ART drugs, known as highly active ART or HAART, can reduce viral particles in the blood. In Our Own Words Anti-retroviral therapy or…
Anticoagulants
Clinical Definition Blood thinners are prescription drug medications that diminish the bloods ability to form clots. Regular blood monitoring is mandated when taking anticoagulant drugs, which may also reduce risk of stroke and irregular heartbeat. These medications may take 5 to 7 days to become fully active. In Our Own Words Sometimes referred to as…
Antihistamines
Clinical Definition Antihistamines inhibit the action of histamine, an important chemical in the body. During seasonal or perennial allergic rhinitis, histamines are part of a cascade of events that leads to nasal blockage, discharge, sneezing, itch and postnasal drip. Antihistamines have an antagonistic action at the H1 or H2 receptor sites. The medication may cause…
Antioxidants
Clinical Definition Antioxidants are naturally occurring agents that prevent cellular oxidation, and may protect the body from molecules that damage cells (called free radicals). Common dietary antioxidants include vitamins A, C and E. In Our Own Words Antioxidants are natural or synthetic substances found in foods that may protect cells from the damaging effects of…