<prompt> A boy is having diarrhoea. rhinorrhoea, sweating lacrimation, What is the most probable diagnosisCocaine withdrawalHeroin withdrawalAlcohol withdrawalLSD withdrawal  <response>: Heroin withdrawal Diagnostic criteria for Opioid Withdrawal A. Either of the following: 1 Cessation of or reduction in opioid use that has been heavy and prolonged several weeks or longer 2 Administration of an opioid antagonist after a period of opioid use. B. Three or more of the following, developing within minutes to several days after Criterion A: 1 Dysphoric mooddeg 2 Nausea or vomiting 3 Muscle aches 4 Lacrimation or rhinorrheadeg 5 Pupillary dilationdeg, piloerectiondeg, or sweating 6 Diarrhea 7 Yawningdeg 8 Fever 9 Insomniadeg C. The symptoms in Criterion B cause clinically significant distress or impairment in social, occupational, or other impoant areas of functioning. D. The symptoms are not due to a general medical condition and are not better accounted for by another mental disorder. 