Introduction: Trichotillomania (TTM) is a type of impulse control disorder with chronic hair pulling. It effects on behavior, feelings, thoughts and quality of life. Case Presentation: The patient is a 28 year-old single woman that was referred to hair transplantation. She was worried about her appearance, cosmetic problems and marriage. The physician noticed that she is a patient with trichotilomania type of impulse control disorder. After confirming the diagnosis of trichotillomonia by a psychiatrist, pharmacotherapy begun with Rispridone 1 mg at night, Fluvoxamine 50 mg/daily and Clomipramine 5 mg at night. Over nine months of treatment there were significant reductions in hair pulling. She was followed up and finally, the response was acceptable. Conclusions: TTM is a poorly understood disorder that requires more studies. Despite what we know about TTM, those with the disorder report not receiving enough information for diagnose and treatment. However, the information presented in this paper can help us to prevent this disorder, reduceing the prevalence and selecting the appropriate treatment.