The annual cost of providing HIV treatment and care in the UK could be as high as Â£758 million by 2013, investigators suggest in the online journal PLoS One. When the researchers included social care into their calculations, the 2013 cost was estimated to be well over Â£1000 million.
Chlorpheniramine maleate is part of a class of drugs called antihistamines. Specifically, it is an H1 receptor antagonist. This means that it blocks a specific type of histamine receptor in the body known as H1 receptors.
Varenicline, as the tartrate salt, is a powder which is a white to off-white to slightly yellow solid with the following chemical name: 7,8,9,10-tetrahydro-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine, (2R,3R)-2,3-dihydroxybutanedioate (1:1). It is highly soluble in water.