A client with multiple sclerosis (MS) is receiving interferon beta-1b 0.1875 mg SUBQ every other day. The nurse reconstitutes the vial by slowly injecting "2 mL of diluent into the interferon vial for a reconstituted solution of 0.25 mg/1 mL How many mL should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest hundredth.)