Robert De Niro's grandson, Leandro De Niro Rodriguez, died from an accidental drug overdose, according to New York's Office of the Chief Medical Examiner.

His cause of death was due to the "toxic effects of fentanyl, bromazolam, alprazolam, 7-aminoclonazepam, ketamine, and cocaine," according to the medical examiner.

Rodriguez's manner of death was ruled an accident.

<div class="m" data-v-1fd77e21=""><picture data-v-1fd77e21=""><source media="(max-width: 767px)"><source media="(min-width: 768px) and (max-width: 1023px)"><source media="(min-width: 1024px) and (max-width: 1279px)"><source media="(min-width: 1280px)"> <img src="https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2023/07/640/320/leandro_robert.jpg?ve=1&amp;tl=1" alt="robert de niro grandson leandro robert de niro" width="100%" height="auto"></picture></div> <div class="info" data-v-1fd77e21=""><div class="caption" data-v-1fd77e21=""><p data-v-1fd77e21=""><span data-v-1fd77e21="">Leandro De Niro Rodriguez, the grandson of Robert De Niro, died of an accidental overdose July 2 in New York City. He was 19.</span> <span data-v-1fd77e21="">(Drena De Niro Instagram/Getty)</span></p></div></div>

<i>This is a breaking news story; check back here for updates.</i>

<div class="author-bio"><p>Tracy Wright is an entertainment reporter for Fox News Digital. Send story tips to Tracy.Wright@fox.com.</p></div>

Leandro De Niro Rodriguez's death was ruled accidental by New York officials Tuesday. The 19-year-old grandson of Robert De Niro died in July.{ai:summary}<p>Leandro De Niro Rodriguez, Robert De Niro's grandson, dies in accidental drug overdose in New York City. #health</p>

Robert De Niro's grandson's cause of death revealed

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