FALSE!
Extensive research has demonstrated that stabilized methadone maintenance patients are indistinguishable
from control groups in cognitive functioning and motor skills. Stable MMT patients can not be distinguished
from control groups by way of anything short of a toxicological screening.
References:
- Gordon, N.B.: The functional status of the methadone maintained person; In: Simmons, L.R.S. & Gold,
M.B. (eds), Discrimination and the Addict, pp. 101-121; Sage Publications, 1973 - Gordon, N.B.;Warner, A., & Henderson, A.: Psychomotor and intellectual performance under methadone
tolerance; In: Proceedings of the 4th National Conference on Methadone Treatment, New York; National Association for the
Prevention of Addiction to Narcotics, 1972