Los Angeles ( CNN ) -- The 20-year-old son of actor Robert Downey Jr. has been charged with felony drug possession , the Los Angeles County district attorney 's office said . Indio Falconer Downey , 20 , will be arraigned on August 29 on one felony count of possession of a controlled substance , cocaine , and a misdemeanor count of possession of drug paraphernalia , a coke pipe , said spokesman Ricardo Santiago . Downey was arrested after a Los Angeles sheriff 's deputy stopped a vehicle in which he was a passenger in West Hollywood in June , according to West Hollywood Sheriff 's Station Sgt . Dave Valentine . `` Downey was found to be in possession of what officers believed to be cocaine as well as a smoking pipe , '' Valentine said . Robert Downey Jr. 's representative released a statement that week saying the actor was `` grateful to the Sheriff 's department for their intervention . '' `` Unfortunately there 's a genetic component to addiction and Indio has likely inherited it , '' the rep said . `` Also , there is a lot of family support and understanding , and we 're all determined to rally behind him and help him become the man he 's capable of being . We 're grateful to the Sheriff 's department for their intervention , and believe Indio can be another recovery success story instead of a cautionary tale . '' The elder Downey had several well-publicized issues with drug addiction in the 1990s . He went through treatment a number of times , including a year in the California Substance Abuse Treatment Facility and State Prison , before finally getting clean in 2001 . Indio Downey is the son of Downey and his first wife , Deborah Falconer . Downey and Falconer divorced in 2004 after almost 12 years of marriage . Robert Downey Jr. : Hollywood 's highest-paid actor ( again ) John McEnroe 's son , Kevin , arrested on drug charges .
Indio Falconer Downey was arrested during a West Hollywood traffic stop in June . The Los Angeles County Sheriff's Department said Downey had been driving without his license and that he failed to produce proof of insurance. `` There 's a genetic component to addiction and Indio has likely inherited it , '' actor 's rep says .