(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:

Not more than 1 milligram of difenoxin and not less than 25 micrograms of atropine sulfate per dosage unit; and

Dextropropoxyphene (alpha-( )-4-dimethylamino-1,2-diphenyl-3-methyl-2-propionoxybutane).

(c) Depressants.

Alfaxalone;

Alprazolam;

Barbital;

Bromazepam;

Camazepam;

Carisoprodol;

Chloral betaine;

Chloral hydrate;

Chlordiazepoxide;

Clobazam;

Clonazepam;

Clorazepate;

Clotiazepam;

Cloxazolam;

Daridorexant;

Delorazepam;

Diazepam;

Dichloralphenazone;

Estazolam;

Ethchlorvynol;

Ethinamate;

Ethyl loflazepate;

Fludiazepam;

Flunitrazepam;

Flurazepam;

Fospropofol;

Halazepam;

Haloxazolam;

Ketazolam;

Lemborexant.

Loprazolam;

Lorazepam;

Lormetazepam;

Mebutamate;

Medazepam;

Meprobamate;

Methohexital;

Methylphenobarbital (mephobarbital);

Midazolam;

Nimetazepam;

Nitrazepam;

Nordiazepam;

Oxazepam;

Oxazolam;

Paraldehyde;

Petrichloral;

Phenobarbital;

Pinazepam;

Prazepam;

Quazepam;

Remimazolam.

Temazepam;

Tetrazepam;

Triazolam;

Xylazine;

Zaleplon;

Zolpidem;

Zopiclone; and

Suvorexant ([(7R)-4-(5-chloro-1,3-benzoxazol-2-yl)-7-methyl-1,4-diazepan-1-yl] [5-methyl-2-(2H-1,2,3-triazol-2-yl)phenyl]methanone).

Zuranolone;

(e) Stimulants.

Cathine (( )-norpseudoephedrine);

Diethylpropion;

Fencamfamin;

Fenproporex;

Mazindol;

Mefenorex;

Modafinil;

Pemoline (including organometallic complexes and chelates thereof);

Phentermine;

Pipradrol;

Serdexmethylphenidate;

Sibutramine;

SPA ((-)-1-dimethylamino-1,2-diphenylethane); and

Eluxadoline (5-[[[(2S)-2-amino-3-[4-aminocarbonyl)-2,6-dimethylphenyl]-1-oxopropyl [(1S)-1-(4-phenyl-1H-imidazol-2-yl)ethyl]amino]methyl]-2-methoxybenzoic acid);

(f) Other substances.

Lorcaserin;

Pentazocine;

Butorphanol;

Tramadol (2-[(dimethylamino)methyl]-1-(3-methoxyphenyl) cyclohexanol); and

Amyl nitrite, butyl nitrite, isobutyl nitrite, and the other organic nitrites are controlled substances and no product containing these compounds as a significant component shall be possessed, bought, or sold other than pursuant to a bona fide prescription or for industrial or manufacturing purposes.