A 16-year-old female presents to the Emergency Department barely responsive to painful stimuli. An hour ago, she informed her sister that she had “taken all of Mom's diazepam,” which her sister estimates to have been about 20 tablets (5 mg). Physical Examination: T: 98.8°F HR: 78 bpm         RR: 6 breaths per minute              BP: 126/86 mm Hg General: Groans in response to painful stimuli. There are no signs of trauma. HEENT: Pupils are mid-position, equal and sluggishly reactive. She has a diminished gag reflex.

Pulmonary: Clear to auscultation. CV: Regular rate and rhythm. Neurologic: Neurological exam is without focal deficit. What is most likely responsible for this patient’s respiratory depression? *This case is from Docplexus editorial team for educative purpose only Source: Pharmacology Toxicology Case Studies The answer is available, to know Click Here!