methadone HCl, 2.5 mg per 0.5 mL, in 0.9% Sodium Chloride, 0.5 mL Total Volume in a syringe, For IV Use Only, Rx only, PharMEDium, Product code 2T6134.
Stability Data Does Not Support Expiry: potential loss of potency in drugs packaged and stored in syringes.
Nationwide
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-0071-2017