# Schedules of Controlled Substances: Placement of O-Desmethyltramadol in Schedule I; Correction

**Action Urgency Score:** 30/100

| Field | Value |
|---|---|
| Agency | Justice Department; Drug Enforcement Administration |
| Type | Final rule |
| Action | Correcting amendment. |
| Published | 2026-10-09 |
| Effective | 2026-10-09 |
| Significant | No |
| CFR parts | 21 CFR 1308 |
| Summary | On August 12, 2026, the Drug Enforcement Administration (DEA) published a temporary order placing O-desmethyltramadol (other names: O-DSMT; desmetramadol; 3-[(1R,2R)-2-[(dimethylamino)methyl]-1- hydroxycyclohexyl]phenol), including its salts, isomers, and salts of isomers whenever the existence of such salts, isomers, and salts of isomers are possible, in schedule I of the Controlled Substances Act. DEA published this temporary order that specifically noted in the summary that the control of O-desmethyltramadol included its salts, isomers, and salts of isomers whenever the existence of such sa |
| Document number | 2026-20748 |

## Why this score
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/10/09/2026-20748/schedules-of-controlled-substances-placement-of-o-desmethyltramadol-in-schedule-i-correction). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.