An excellent example of such confusion is the present day remembrance of George Washingtonâs Birthday. The third Monday of February has legally been designated by the United Statesâ Congress as a day to remember the birthday of George Washington and some calendars will accurately designate it so.
The text above is a follow-up to ... -----Question-----. after taking a 80mg dose of methodone how long does it take for the effects to reach there peak or there maximum effect. -----Answer-----. Dear Charles, It takes about 4 hours for methadone to reach its peak concentration following oral administration. Some relief of pain occurs after 30 to 60 minutes and the duration of action is initially 6 to 8 hours.
For me, it lasted for about 24 hours and then the pain came on like a shooting rocket. I am having mild pain 5 days later. But overall it depends on the person but most are at the least 6hrs and at the most 48 hrs but the steady average is 24hrs.