Controlled Substances Act
Schedule IV [21 CFR 1308.14]
Source: Shulgin, Alexander T. Controlled Substances: Chemical & Legal Guide to Federal Drugs Laws (2nd edition). Ronin Publishing Inc., Berkeley, 1992
Source: DEA Office of Diversion Control: Section 1308: Schedules of Controlled Substances
(a)
Schedule IV shall consist of the drugs and other substances, by whatever official name, common or usual name, chemical name, or brand name designated, listed in this section. Each drug or substance has been assigned the DEA Controlled Substances Code Number set forth opposite it.
Effective 27 Sep 1978, 43 FR 38382 renumbered:
(b)
Narcotic drugs. Unless specifically excepted or unless listed in another schedule, any material, compound, mixture, or preparation containing any of the following narcotic drugs, or their salts calculated as the free anhydrous base or alkaloid, in limited quantities as set forth below:
3D rendering of Difenoxin
Difenoxin

3D rendering of Atropine sulfate
Atropine sulfate
Effective 27 Sep 1978, 43 FR 38382 added:
(1)
9167
Not more than 1 milligram of Difenoxin and not less than 25 micrograms of Atropine sulfate per dosage unit
CA: CDSA Schedule I Section 3 Subsection 9 Difenoxin
UK: MDA Part I Class A Section 1(a) Difenoxin
UN: Narcotics Part 1 Section 1 Difenoxin and Part 2 Section 5 Difenoxin
See also CSA Schedule I Section b Subsection 20 Difenoxin and Schedule V Section c Subsection 6 Difenoxin
PubChem: 34328; ChemSpider: 31620; Wikipedia: Difenoxin

UN: Narcotics Part 2 Section 5 Atropine sulfate and Section 6 Atropine sulfate
See also CSA Schedule V Section c Subsection 4 Atropine sulfate and Subsection 6 Atropine sulfate
PubChem: 5927; ChemSpider: 5714; Wikipedia: Atropine
Effective 24 Jul 1980, 45 FR 42264 added:
(2)
9278
Dextropropoxyphene (Alpha-(+)-4-dimethylamino-1,2-diphenyl-3-methyl-2-propionoxybutane)
CA: CDSA Schedule I Section 7 Subsection 3 Dextropropoxyphene
UK: MDA Part III Class C Section 1(a) Dextropropoxyphene
UN: Narcotics Part 1 Section 2 Dextropropoxyphene and Part 2 Section 3 Dextropropoxyphene
See also CSA Schedule II Section c Subsection 5 Dextropropoxyphene
PubChem: 10100; ChemSpider: 9696; Wikipedia: Dextropropoxyphene
Effective 14 Aug 2014, 79 FR 37623 added:
(3)
9752
2-[(Dimethylamino)methyl]-1-(3-methoxyphenyl)cyclohexanol, its salts, optical and geometric isomers and salts of these isomers (including Tramadol)
On 4 Nov 2013, 78 FR 65923 proposed to add:
Tramadol (2-[(Dimethylamino)methyl]-1-(3-methoxyphenyl)cyclohexanol), its salts, optical and geometric isomers and salts of these isomers
CA: CDSA Schedule I Section 18.5
PubChem: 33741; ChemSpider: 31105; Drugs Forum: Tramadol; Erowid: Tramadol; Wikipedia: Tramadol

CA: [proposed] CDSA Schedule I Section 18.5 Tramadol
UK: MDA Part III Class C Section 1(a) Tramadol
PubChem: 33741; ChemSpider: 31105; Drugs Forum: Tramadol; Erowid: Tramadol; Wikipedia: Tramadol
11 March 2016 · Creative Commons BY-NC-SA ·