Anthony Polito had 84 nanograms per milliliter of tadalafil, also known as Cialis, and 15 nanograms per milliliter of oxycodone in his bloodstream when he carried out the mass shooting late last year, the Las Vegas Review Journal reported, citing his autopsy report. A typical dose of oxycodone prescribed to adults is between five and 10 milligrams every six hours. according the Mayo Clinic. Police said the ex-educator burst into the building that houses UNLV’s Lee Business School on Dec. 6, 2023 and killed three people, making his way through several floors before he was killed in a shootout with two university detectives outside. Jerry Cha-Jan Chang, Patricia Navarro-Velez, Anthony Polito, Naoko Takemaru, UNLV