Hello my name is Chester, I am a 57 year old african american male. I have several medical problems, such as Narcolepsy, Sleep Apnea, High Blood Pressure, type 2 diabetes on oral and insulin, high colesteral, pain medication for 2 back surgerys, gerd, nitrogen pills for heart leaky heart valves, enlarged liver with fatty tissue. I told my doctor on Thursday that I felt a little nervous and on edge. And he prescribed me sertraline hcl 50 mg tablets.