Portillo Saavedra, NataliaVargas Sandoval, ErickaUniversidad Católica Boliviana “San Pablo” (Santa Cruz, Bolivia)2025-05-162024https://repositorio.ucb.edu.bo/handle/20.500.12771/1169Borderline personality disorder (BPD) is a complex psychiatric condition characterized by pervasive emotional dysregulation, impulsivity, and difficulties in cognitive control. Patients often exhibit heightened reactivity to negative emotional stimuli, which is associated with increased activity in the amygdala and decreased functionality in the prefrontal cortex during tasks that require inhibition. Given these neurobiological underpinnings, glabellar botulinum toxin (BTX) injections have emerged as a potential treatment option due to their ability to disrupt facial feedback mechanisms that may exacerbate emotional responses.enBotulinumInjectionsBorderline personalityGlabellar injectionsImpulsivityAcupunctureTreatment comparisonEmotional dysregulationTherapeutic ApproachArticle