<div>Since 1975, Robert Julien's<i> A Primer of Drug Action</i> has been the definitive guide to the effects of psychoactive drugs on the brain and on behavior. Now fully updated, this popular guide continues to lead the way through a rapidly changing field, providing readers with a clear, contemporary, and objective look at every drug and medication that either positively or adversely affects brain function. This edition includes important new information on <br> -Herbal medications<br> -Drug therapy for behavioral and anxiety disorders<br> -Clinical practice guidelines for treating psychological disorders<br> -Depression and the action of antidepressant drugs<br> -The use of newer anticonvulsants in the treatment of bipolar disorder, pain syndromes, and behavioral disorders<br> -Drug therapy for children, adolescents and the elderly<br> -"New generation" antipsychotic agents<br><br>Authoritative, comprehensive, and suitable for those with little background in biology, <i>A Primer of Drug Action</i> is an indispensable source of information for anyone interested in drug use, abuse, and education.<br></div>