الفهرس 
Introduction and Aim of the workOnly 14 pages are availabe for public view
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Abstract
this study was designed to detect Viagra , antidepressant drugs, and benzodiazepines into hair, following chronic administration , as well as to follow up their detection in hair after stopping their administration till disappearance. The results of this study revealed that diazepam , fluoxetine, and Viagra were detected in hair on the 5th day of drug administration but imipramine was detected on the 7th day. And the detection of these drugs in hair revealed that the concentrations of these drugs were increased during drugs administration up to the 3 months.