One such underreported toxicity of CCB use is the development of acute respiratory distress syndrome ARDS . CASE PRESENTATION: 44 year old previously healthy woman presented to the emergency department ED having taken 60 tablets of 125 mg extended release verapamil and 90 tablets of 0.25 mg clonazepam with the intent to commit suicide. ...It is important for clinicians to understand the signs and symptoms of CCB toxicity, as well as how to treat it....