Officials from 11 Latin American countries on Friday reached an agreement with 26 pharmaceutical companies to secure discounts of up to 66% on antiretroviral drugs...The price agreement...allows the countries to provide HIV-positive residents with universal access to antiretrovirals. The countries participating in the agreement include Argentina, Chile, Bolivia, Ecuador, Brazil, Peru, Venezuela, Colombia, Mexico, Paraguay and Uruguay...Drug companies involved in the negotiations include Abbott Laboratories, GlaxoSmithKline, Merck, Bristol-Myers Squibb, Roche and Bayer...