Paragon Round Rock Infusion Center opened Feb. 11 at 1650 Round Rock Ave., Ste. 200, Round Rock. The center offers outpatient infusion therapy--used to treat acute or chronic diseases that require intravenous medications--specializing in allergies and immunology, dermatology, gastroenterology, neurology and rheumatology therapy services. 737-443-5230. http://paragonhealthcare.com