I snorted about 1 mg of methadone. How long will it stay in my system?

Answer by  karlim (158)

Actually, 1 mg is consider very low in dosage and It can be detected in urine for up to 7 days. Methadone does have a long half life so it will be detectable longer than most opiates. Besides, the amount of methadone stay in the system is actually depends on your body build, metabolism, and diet.

Answer by  MedStudent01 (1131)

Depending on your metabolism and genetics in your liver, it can take from a few days until up to two weeks.