EntityQ910944· pop 20· linked from 62 articlesSpeedballSign in to savecombination of a stimulant with a depressantConnectionsWileyEntitypoly drug useEntityInternational Standard Book NumberEntitymyocardial infarctionEntitystrokeEntityThe New York TimesEntitycocaineEntityThe GuardianEntitydigital object identifierEntityheroinEntityQ43359EntityPhilip Seymour HoffmanPersonmorphineEntityAssociated PressEntityD-methamphetamineEntityBillboardEntityHobokenEntity(RS)-ketamineEntityQ180686EntityRolling StoneEntityCategoriesCocaineDrug cultureEuphoriantsHeroinPolysubstance combinationsStimulants