... (Zohar and Insel, 1987; Hollander et al., 1992), sumatriptan ( 5- HT1D agonist-(6)), ipsapirone (a 5HT1A receptor ligand-(28)) and MK-212 (affecting 5HT1A and 5HT2C-(29)) among others were used to evaluate ... is an anxiety disorder in the DSM-IV classification, according to the ICD-10 it belongs to the ‘‘Neurotic, Stress-related and Somatoform Disorders ’ group as a stand-alone disorder (and not to ... the symptoms, together with fears of punishment, and the present disorder Anxiety Disorders: An Introduction to Clinical Management and Research Edited by E J L Griez, C Faravelli, D Nutt and J...