Psychiatry

2 casesCase 1: HIGH BP, tachycardia, tremors, auditory and visual hallucinations, hepatomegaly, disoriented to time, place, person.Case 2: Yawning, diarrhea, diaphoresis, mydriasis, high fever 104degF, rhinorrhea, piloerection.The above symptoms are seen in the withdrawal of which of the following substances?A. AlcoholB. CannabisC. CocaineD. HeroinE. AmphetamineF. MDMAG. KetamineH. LSD