| Talbutal |
sedative |
23rd ECDD (1987) - Critical review |
| Tapentadol |
opioid |
35th ECDD (2012) - Pre-review, 36th ECDD (2014) – Pre-review |
| TEMAZEPAM |
benzodiazepine |
None
|
| TENAMFETAMINE |
hallucinogen |
None
|
| TENOCYCLIDINE |
dissociative |
None
|
| Tetrahydrocannabinol |
cannabinoid |
40th ECDD (2018) – Pre-review |
| Tetrahydrocannabinol (including six isomers) |
cannabinoid |
41st ECDD (2018) - Critical review |
| Tetrahydrofuranyl fentanyl |
opioid |
39th ECDD (2017) - Critical review |
| TETRAZEPAM |
benzodiazepine |
None
|
| THEBACON |
opioid |
None
|
| THEBAINE |
opioid |
None
|
| Thialbarbital |
sedative |
23rd ECDD (1987) - Critical review |
| Thiamylal sodium |
sedative |
23rd ECDD (1987) - Critical review |
| Thiobutabarbital |
sedative |
23rd ECDD (1987) - Critical review |
| Thiofentanyl |
opioid |
26th ECDD (1989) - Critical review |
| Thiopental sodium |
sedative |
23rd ECDD (1987) - Critical review |
| TILIDINE |
opioid |
None
|
| TMA |
hallucinogen |
None
|
| Tobacco |
stimulant |
31st ECDD (1999) – Pre-review |
| Tramadol |
opioid |
28th ECDD (1993) - Pre-review, 32nd ECDD (2001) - Pre-review, 33rd ECDD (2003) - Critical review, 34th ECDD (2006) - Pre-review, 36th ECDD (2014) - Pre-review, 39th ECDD (2017) – Pre-review , 41st ECDD (2018) - Critical review |
| Triazolam |
benzodiazepine |
28th ECDD (1993) - Pre-review, 29th ECDD (1995) - Critical review |
| Triclofos |
sedative |
24th ECDD (1988) - Critical review |
| Trihexyphenidyl |
other |
29th ECDD (1995) – Pre-review |
| Trimeperidine |
opioid |
7th ECDD (1957) - Critical review |