This monograph is based upon papers presented at a technical review on prenatal drug exposure and consequences of maternal drug use which took place on September 24-25, 1984, at Bethesda, Maryland. The meeting was sponsored by the Division of Clinical Research and Division of Preclinical Research, National Institute on Drug Abuse. The clinical papers have been published separately as NIDA Research Monograph 59, "Current research on the consequences of maternal drug abuse."