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Controlled Substance Schedules > List of Controlled Substances > Scheduling Actions - Chronological Order

Controlled Substance Scheduling Actions


This document is a general reference and not a comprehensive list. This list describes the basic or parent chemical and does not describe the salts, isomers and salts of isomers, esters, ethers and derivatives which may also be controlled substances.

CHRONOLOGICAL ORDER

1970 - 1979

1980 - 1989

1990 - 1999

2000 - Present

 

FINALORDER


 

SUBSTANCE

PROPOSAL PUBLICATION 
DATE

PUBLICATION DATE

FEDERAL REGISTER CITATION

EFFECTIVE DATE

CSA SCHEDULE

AMPHETAMINE

05-26-71

7/7/1971

36 FR 12734

7/7/1971

III -> II

METHAMPHETAMINE

05-26-71

7/7/1971

36 FR 12734

7/7/1971

III -> II

FETAMIN

05-26-71

7/23/1971

36 FR 13686

7/23/1971

III -> II

BIPHETAMINE & BIPHETAMINE-T

05-26-71

7/23/1971

36 FR 13686

7/23/1971

III -> II

ESKATROL

05-26-71

8/18/1971

36 FR 15744

8/18/1971

III -> II

NALOXONE HYDROCHLORIDE

08-19-71

9/29/1971

36 FR 19116

9/29/1971

II -> 0

METHYLPHENIDATE

09-17-71

10/28/1971

36 FR 20686

10/28/1971

III -> II

PHENMETRAZINE

09-17-71

10/28/1971

36 FR 20686

10/28/1971

III -> II

PROPIRAM

 

1/29/1972

37 FR 1468

1/29/1972

I Narcotic

CLORTERMINE

05-09-73

6/15/1973

38 FR 15719

6/15/1973

III

PHENDIMETRAZINE

05-09-73

6/15/1973

38 FR 15719

6/15/1973

III

BENZPHETAMINE

05-09-73

6/15/1973

38 FR 15719

6/15/1973

III

MAZINDOL

05-09-73

6/15/1973

38 FR 15719

6/15/1973

III

CHLORPHENTERMINE

05-09-73

6/15/1973

38 FR 15719

6/15/1973

III

FENFLURAMINE

05-09-73

6/15/1973

38 FR 15719

6/15/1973

IV

DIETHYLPROPION

05-10-73

7/6/1973

38 FR 18013

7/6/1973

IV

PHENTERMINE

05-09-73

7/6/1973

38 FR 18013

7/6/1973

IV

DROTEBANOL

 

7/3/1973

38 FR 17717

8/6/1973

I Narcotic

4-METHOXYAMPHETAMINE (PMA)

07-02-73

9/21/1973

38 FR 26447

9/21/1973

I

2,5-DIMETHOXYAMPHETAMINE (DMA)

05-31-73

9/21/1973

38 FR 26447

9/21/1973

I

4-BROMO-2,5-DIMETHOXYAMPHETAMINE

07-02-73

9/21/1973

38 FR 26447

9/21/1973

I

METHAQUALONE

04-11-73

10/4/1973

38 FR 27516

10/4/1973

II

SECOBARBITAL

05-31-73

11/13/1973

38 FR 31310

11/13/1973

III -> II

AMOBARBITAL

05-31-73

11/13/1973

38 FR 31310

11/13/1973

III -> II

PENTOBARBITAL

05-31-75

11/13/1973

38 FR 31310

11/13/1973

III -> II

ETORPHINE HYDROCHLORIDE

11-23-73

3/29/1974

39 FR 11535

4/19/1974

I -> II Narcotic

NALOXONE

07-10-74

12/24/1974

39 FR 44392

12/24/1974

II -> 0

PEMOLINE

11-07-74

1/28/1975

40 FR 4150

1/28/1975

IV

MEBUTAMATE

12-13-74

1/30/1975

40 FR 4418

1/30/1975

IV

CONCENTRATE OF POPPY STRAW

12-20-74

2/14/1975

40 FR 6779

2/14/1975

II Narcotic

NALTREXONE

12-09-74

3/6/1975

40 FR 10455

3/6/1975

II -> 0

DIFENOXIN

 

5/7/1975

40 FR 19813

6/1/1975

I Narcotic

DIAZEPAM

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

CLONAZEPAM

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

OXAZEPAM

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

FLURAZEPAM

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

CLORAZEPATE

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

CHLORDIAZEPOXIDE

01-27-75

6/4/1975

40 FR 23998

7/2/1975

IV

MECLOQUALONE

05-29-75

7/8/1975

40 FR 28611

7/10/1975

I

TCP (PCP ANALOG)

05-29-75

7/8/1975

40 FR 28611

8/11/1975

I

MENRIUM

06-05-75

11/11/1975

40 FR 52609

11/28/1975

Exempted RX

LIBRAX

06-05-75

11/11/1975

40 FR 52609

11/28/1975

Exempted RX

APOMORPHINE

04-08-76

6/28/1976

41 FR 26568

6/28/1976

II -> 0

NALBUPHINE

05-11-76

10/1/1976

41 FR 43401

10/1/1976

II -> 0

DEXTRORPHAN

04-19-76

10/1/1976

41 FR 43401

10/1/1976

I -> 0

PRAZEPAM

07-29-76

12/17/1976

41 FR 55176

12/17/1976

IV

DEXTROPROPOXYPHENE

09-29-76

2/11/1977

42 FR 8636

3/14/1977

IV

LOPERAMIDE

07-29-76

5/18/1977

42 FR 25498

6/17/1977

V

LORAZEPAM

06-28-77

10/7/1977

42 FR 54546

10/3/1977

IV

PHENCYCLIDINE (PCP)

12-19-77

1/25/1978

43 FR 3359

2/24/1978

III -> II

PCC (PCP PRECURSOR)

03-20-78

5/17/1978

43 FR 21324

6/16/1978

II

PCH (PCP PRECURSOR)

03-20-78

5/17/1978

43 FR 21324

6/16/1978

II

DIFENOXIN 1/2 MG WITH ATROPINE

06-26-78

8/28/1978

43 FR 38382

9/27/1978

I -> V Narcotic

DIFENOXIN 1 MG WITH ATROPINE

06-26-78

8/28/1978

43 FR 38382

9/27/1978

I -> IV Narcotic

PHP (PCP ANALOG)

08-11-78

9/25/1978

43 FR 43295

10/25/1978

I

PCE (PCP ANALOG)

08-11-78

9/25/1978

43 FR 43295

10/25/1978

I

PENTAZOCINE

09-13-78

1/10/1979

44 FR 2169

2/9/1979

IV

TILIDINE

 

9/30/1980

45 FR 64571

1/12/1980

I Narcotic

PHENYLACETONE (P2P)

 

12/12/1979

44 FR 71822

2/11/1980

II

DEXTROPROPOXYPHENE

01-21-80

6/24/1980

45 FR 42264

7/24/1980

IV Narcotic

DEXTROPROPOXYPHENE (BULK)

 

7/22/1980

45 FR 48881

9/22/1980

IV -> II Narcotic

SPA (LEFETAMINE)

 

9/30/1980

45 FR 64570

12/1/1980

IV

PIPRADROL

 

9/30/1980

45 FR 64570

12/1/1980

IV

SUFENTANIL

 

9/30/1980

45 FR 64571

12/1/1980

I Narcotic

TEMAZEPAM

01-05-81

4/7/1981

45 FR 20671

4/7/1981

IV

FENETHYLLINE

05-01-81

7/21/1981

46 FR 37503

8/20/1981

I

ALPHA-METHYLFENTANYL

08-05-81

9/22/1981

46 FR 46799

9/22/1981

I Narcotic

HALAZEPAM

04-29-81

10/29/1981

46 FR 53407

10/29/1981

IV

ALPRAZOLAM

04-29-81

11/12/1981

46 FR 55688

11/12/1981

IV

MAZINDOL

04-17-81

10/27/1981

46 FR 52333

11/27/1981

III -> IV

N-ETHYLAMPHETAMINE

09-10-81

12/8/1981

46 FR 59969

1/7/1982

I

LOPERAMIDE

07-28-82

11/3/1982

47 FR 49840

11/3/1982

V -> 0

PARAHEXYL

08-05-82

11/22/1982

47 FR 52432

12/22/1982

I

TRIAZOLAM

04-29-81

12/28/1982

47 FR 57694

12/28/1982

IV

SUFENTANIL

03-20-84

5/25/1984

49 FR 22074

5/25/1984

I -> II Narcotic

ALFENTANIL

 

6/25/1984

49 FR 25849

8/24/1984

I Narcotic

METHAQUALONE

 

8/27/1984

49 FR 33870

8/27/1984

II -> I

LOPRAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

KETAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

HALOXAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

FLUNITRAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

CLOTIAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

ESTAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

BROMAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

CAMAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

DELORAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

CLOBAZAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

CLOXAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

ETHYL LOFLAZEPATE

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

NORDIAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

TETRAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

NITRAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

MEDAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

OXAZOLAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

FLUDIAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

PINAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

LORMETAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

NIMETAZEPAM

08-01-84

10/5/1984

49 FR 39307

11/5/1984

IV

BUPRENORPHINE

09-20-82

2/28/1985

50 FR 8104

4/1/1985

II -> V Narcotic

3-METHYLFENTANYL*

 

3/25/1985

50 FR 11690

4/25/1985

I

MDMA (3,4-METHYLENEDIOXYMETHAMPHETAMINE)*

 

5/31/1985

50 FR 23118

7/1/1985

I

PEPAP*

 

7/10/1985

50 FR 28098

8/12/1985

I

MPPP*

 

7/10/1985

50 FR 28098

8/12/1985

I

NALMEFENE

05-31-85

11/4/1985

50 FR 45815

11/4/1985

II -> 0

THENYLFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I Expired 11/29/86

ACETYL-ALPHA-METHYLFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

BENZYLFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I Expired 11/29/86

THIOFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

ALPHA-METHYLTHIOFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

3-METHYLTHIOFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

BETA-HYDROXYFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

BETA-HYDROXY-3-METHYLFENTANYL*

 

10/29/1985

50 FR 43698

11/29/1985

I

PARA-FLUOROFENTANYL*

 

2/7/1986

51 FR 4722

3/10/1986

I

MIDAZOLAM

02-07-86

3/25/1986

51 FR 10190

3/25/1986

IV

QUAZEPAM

02-07-86

3/25/1986

51 FR 10190

3/25/1986

IV

3-METHYLFENTANYL**

 

4/24/1986

51 FR 15474

4/25/1986

I

DRONABINOL PRODUCT (MARINOL)

10-18-85

5/13/1986

51 FR 17476

5/13/1986

I -> II

MDMA (3,4-METHYLENEDIOXYMETHAMPHETAMINE)**

 

6/17/1986

51 FR 21911

7/1/1986

I

MPPP**

 

8/11/1986

51 FR 28695

8/12/1986

I

PEPAP**

 

8/11/1986

51 FR 28695

8/12/1986

I

3-METHYLFENTANYL

04-24-86

9/22/1986

51 FR 33592

9/22/1986

I Narcotic

MDMA (3,4-METHYLENEDIOXYMETHAMPHETAMINE)

07-27-84

10/14/1986

51 FR 36552

11/13/1986

I

THIOFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I

ALPHA-METHYLTHIOFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I

ACETYL-ALPHA-METHYLFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I

3-METHYLTHIOFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I

BETA-HYDROXY-3-METHYLFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I Expired 5/29/87

BETA-HYDROXYFENTANYL**

 

11/26/1986

51 FR 42834

11/29/1986

I

MPPP

08-11-86

1/23/1987

52 FR 2515

1/23/1987

I Narcotic

ALFENTANIL

04-17-86

1/23/1987

52 FR 2516

1/23/1987

I -> II Narcotic

PEPAP

08-11-86

1/23/1987

52 FR 2515

1/23/1987

I Narcotic

TILETAMINE/ZOLAZEPAM (TELAZOL)

08-11-86

1/21/1987

52 FR 2221

2/20/1987

III

PARA-FLUOROFENTANYL**

 

3/10/1987

52 FR 7270

3/10/1987

I

NABILONE

06-18-86

4/7/1987

52 FR 11042

4/7/1987

II

ALPHA-METHYLTHIOFENTANYL

11-28-86

5/29/1987

52 FR 20070

5/29/1987

I Narcotic

3-METHYLTHIOFENTANYL

11-28-86

5/29/1987

52 FR 20070

5/29/1987

I Narcotic

PARA-FLUOROFENTANYL

03-10-87

5/29/1987

52 FR 20070

5/29/1987

I Narcotic

ACETYL-ALPHA-METHYLFENTANYL

11-28-86

5/29/1987

52 FR 20070

5/29/1987

I Narcotic

BETA-HYDROXYFENTANYL

11-28-86

5/29/1987

52 FR 20070