Categories for primary substance use
Primary substance use Definition
Alcohol only This category includes admissions for alcohol use alone, with no secondary substance use.
Alcohol with secondary drug This category includes admissions for primary misuse of alcohol with secondary substance use.
Heroin This category includes admissions for heroin use.
Other opiates This category includes admissions for use of non-prescription methadone; for misuse of other opiates and synthetics, including buprenorphine, butorphanol, codeine, hydrocodone, hydromorphone, meperidine, morphine, opium, oxycodone, pentazocine, propoxyphene, tramadol, and other narcotic analgesics, opiates, or synthetics.
Cocaine (smoked) This category includes admissions for use of cocaine/crack administered through smoking.
Cocaine (other route) This category includes admissions for use of cocaine/crack administered through routes other than smoking.
Marijuana This category includes admissions for use of marijuana/hashish, including THC and any other cannabis sativa preparation.
Amphetamines This category includes admissions for use of methamphetamine/speed and for use of other amphetamines, including MDMA, “bath salts,” phenmetrazine, other amines, and related drugs.
Other stimulants This category includes admissions for misuse of methylphenidate and any other stimulants.
Tranquilizers This category includes admissions for misuse of benzodiazepines, including alprazolam, chlordiazepoxide, clonazepam, clorazepate, diazepam, flunitrazepam, flurazepam, halazepam, lorazepam, oxazepam, prazepam, temazepam, triazolam, and other benzodiazepines; for misuse of other tranquilizers, including meprobamate, and other non-benzodiazepine tranquilizers.
Sedatives This category includes admissions for misuse of barbiturates, including amobarbital, pentobarbital, phenobarbital, secobarbital, etc.; for misuse of other sedatives or hypnotics, including chloral hydrate, ethchlorvynol, glutethimide, methaqualone, and other non-barbiturate sedatives and hypnotics.
Hallucinogens This category includes admissions for use of hallucinogens, including LSD, DMT, mescaline, peyote, psilocybin, STP, and other hallucinogens.
PCP This category includes admissions for phencyclidine use.
Inhalants This category includes admissions for use of aerosols; chloroform, ether, nitrous oxide, and other anesthetics; gasoline; glue; nitrites; paint thinner and other solvents; and other inappropriately inhaled products.
Other/Unknown This category includes admissions for use of unknown or other substances not listed above, and admissions for non-substance use problems.