The study found that, in the United States were registered 82 antiretroviral drugs in the European Union - 38, in the Russian Federation - 81, and in the Republic of Belarus - 19. Preferably they are nucleoside reverse transcrip-tase inhibitors. The share of these drugs among the other is over 30%. In the European Union and the Republic of Belarus is dominated by the original antiretroviral drugs (89.5% and 63.2%, respectively), in the United States and the Russian Federation is dominated by the generic drugs (51.2% and 66.7%, respectively).