Order Methadone 5 mg (U41 white round pill) at best price. Methadone Hydrochloride 5mg is a prescribed opioid medication for severe mild pain. Methadone 5 mg, marked by the U41 imprint on a white round pill, is used for pain management and as part of addiction treatment programs. It helps reduce withdrawal symptoms in individuals dependent on opioids. Currently available at the best price, Methadone should be used under medical supervision to ensure safety and effectiveness.