This publication is prepared in the framework of the pilot project «Prevention of Mother to Child Transmission and Improving Neonatal Outcomes among Drug Dependent Pregnant Women and Children Born to Them» that has been implemented in 2011–2014 with technical and financial support from the United Nations Children’ Fund (UNICEF) in Ukraine in close collaboration with State Service on HIV/AIDS and Other Socially Dangerous Diseases and International Charitable Fund «William J. Clinton Foundation».