What is the definition or description of: lomotil (diphenoxylat and atropine) overdose?

Lomotil overdose: Early overdose symptoms may include dry skin, dry mouth or nose, blurred vision, restless feeling, feeling too warm or cold, tingly feeling, and a fast heart rate. Progressing symptoms of an atropine and diphenoxylate overdose include weakness, pinpoint pupils in the eyes, weak or shallow breathing, fainting, or coma. Ref: http://www.rxlist.com/lomotil-drug/patient-avoid-while-taking.htm