Can you switch a product from rx to otc? Strategically switching a product from Rx to OTC opens up new possibilities when it comes to market positioning. The authorities are generally open to switch requests if it is possible to prove that the active pharmaceutical ingredients (API) meet the necessary requirements for medicinal product safety in the OTC segment.Where can i find the prescription information for otrexup? For more information, go to www.otrexup.com or call 1-855-Otrexup (1-855-687-3987). Please see the full Prescribing Information, including Boxed Warning, and Patient Information.Where is onyx centersource located? Onyx CenterSource is a leading global provider of B2B payments and business intelligence solutions to the hospitality industry. LOCATIONS Dallas, Texas (Headquarters)Two Lincoln Centre 5420 LBJ Freeway, Suite 900 Dallas, TX 75240 United States Phone: +1.214.396.3280 Tønsberg, NorwayTræleborgodden 6,