Approximately 50K counterfeit oxycodone pills seized in Las Vegas Approximately 50,000 âclandestinely manufacturedâ oxycodone pills containing fentanyl were seized on Feb. 17 in Las Vegas, according to the Drug Enforcement Administration. and last updated 2021-02-20 02:01:42-05 LAS VEGAS (KTNV) â Approximately 50,000 âclandestinely manufacturedâ oxycodone pills containing fentanyl were seized on Feb. 17 in Las Vegas, according to the Drug Enforcement Administration. Many of the counterfeit prescription pills were manufactured to simulate the appearance of 30-milligram, oxycodone and are stamped or impressed with some variation of the âM-30â designation. Subsequently three non-U.S. citizens were arrested and booked on trafficking a Schedule I-II Controlled Substance (400+ grams) and conspiracy to violate the Uniform Controlled Substance Act.