inside rx is manufactured by inside rx, LLC, at: 63121, St. Louis, Missouri, Express Way, 1. trademark inside rx® belongs to express scripts strategic development, https://www.tertiarytraining.com/wor...rak-k-boljemu/ inc. Average savings based on application and confidential data rx, compared with quotations for cash; the average savings on all generics is 78%; on some branded medicines - 37%; restrictions apply.