
Between 1978 and 1991, Jeffrey Dahmer, also known as the Milwaukee Cannibal or the Milwaukee Monster, killed and dismembered 17 men and boys. Dahmer would often drug his victims with sleeping pills, specifically Halcion, which contains the sedative triazolam. He would crush the pills and add them to his victims' drinks, rendering them unconscious, before performing brain surgery on them and engaging in sexual acts with their bodies.
| Characteristics | Values |
|---|---|
| Drug Name | Halcion |
| Drug Type | Sleeping pill |
| Active Ingredient | Triazolam |
| Drug Class | Tranquilizer, Benzodiazepine, Sedative |
| Drug Form | Powder |
| Administration | Mixed with juice or liquor |
| Effects | Sleep, Incapacitation, Loss of Control |
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What You'll Learn

Halcion: the prescribed sleeping pill Jeffrey Dahmer used
Jeffrey Dahmer, also known as the Milwaukee Cannibal or the Milwaukee Monster, was an American serial killer and sex offender who killed and dismembered 17 men and boys between 1978 and 1991. Many of his later murders involved necrophilia, cannibalism, and the permanent preservation of body parts, typically all or part of the skeleton.
Dahmer was prescribed Halcion, a sedative that contains the drug triazolam, by a physician to help with his sleeping issues. At the time, Dahmer worked the graveyard shift from 11 p.m. to 7 a.m. six days a week at the Milwaukee Ambrosia Chocolate Factory. Unbeknownst to the doctor, Dahmer was using his prescribed sleeping pills for a chilling purpose. Dahmer would lure victims back to his apartment, where he had already prepared a crushed powder (Halcion) to slip into their drinks. The serial killer would give his victims drinks laced with the crushed Halcion, rendering them incapacitated. Dahmer drugged his victims so he could perform brain surgery on them while they were unconscious.
Halcion is a powerful sedative used to treat insomnia. It calms one's brain and leaves a person feeling sleepy and pretty much incapacitated, while slowing down the nervous system. Triazolam, the active ingredient in Halcion, is considered a tranquilizer and a benzodiazepine. It is a fast-acting drug that can put the user to sleep for about an hour and a half. When used responsibly, triazolam can be used to treat anxiety before medical procedures or for short-term issues like jet lag.
Dahmer was taken into custody on July 22, 1991, after one of his victims, Tracy Edwards, escaped from his apartment and alerted the police. Dahmer was convicted of 15 of the 16 homicides he committed in Wisconsin and was sentenced to 15 terms of life imprisonment on February 17, 1992. He was later sentenced to a 16th term of life imprisonment for an additional homicide committed in Ohio in 1978.
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Triazolam: the active ingredient in Halcion
Jeffrey Dahmer, who worked the night shift at the Milwaukee Ambrosia Chocolate Factory, was prescribed Halcion, a sedative that contains the drug triazolam, to help with his sleeping issues. He lured his victims back to his apartment and gave them a drink laced with crushed Halcion. Triazolam is the active ingredient in Halcion.
Triazolam is a powerful sedative drug that calms one's brain and leaves a person feeling sleepy and pretty much incapacitated. It slows down the nervous system and is considered a tranquilizer and a benzodiazepine. It is a fast-acting depressant that can put the user to sleep for about an hour and a half. When used responsibly, triazolam can be used to treat anxiety before medical procedures or used in a short-term capacity for issues like jet lag.
Halcion, which contains triazolam, is a CNS depressant with a potential for abuse and addiction. It is a Schedule IV controlled substance. Each Halcion tablet, for oral administration, contains 0.25 mg of triazolam. The inactive ingredients in Halcion are cellulose, corn starch, docusate sodium, FD&C Blue No. 2, lactose, magnesium stearate, silicon dioxide, and sodium benzoate.
The use of benzodiazepines, including Halcion, exposes users to the risks of abuse, misuse, and addiction, which can lead to overdose or death. Cases of "traveler's amnesia" have been reported by individuals who have taken Halcion to induce sleep while travelling. Due to its depressant CNS effects, patients receiving Halcion should be cautioned against engaging in hazardous activities requiring complete mental alertness, such as operating machinery or driving a motor vehicle.
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Temazepam: another drug used by Dahmer
Temazepam is another drug used by serial killer Jeffrey Dahmer as part of his killing routine. Between 1978 and 1991, Dahmer killed 17 victims, usually young gay men, by luring them to his home and drugging them. In addition to triazolam, also known as Halcion, Dahmer used temazepam to incapacitate his victims.
Dahmer was prescribed Halcion, a sedative containing triazolam, to help with his sleeping issues. He crushed the sedatives and added the powder to his victims' drinks. The drug calms the brain, induces sleep, and slows down the nervous system. Dahmer would also give his victims liquor laced with the drug.
Temazepam is a type of benzodiazepine medication used to treat insomnia and anxiety disorders. It is a central nervous system depressant that enhances the effects of a neurotransmitter in the brain called gamma-aminobutyric acid (GABA). This produces a calming effect, relieving feelings of anxiety and promoting sleep.
Dahmer used these drugs to sedate his victims before performing brain surgeries on them while they were unconscious. He also engaged in sexual acts with their bodies before dismembering them. Dahmer would keep souvenirs from his crimes, such as skulls and genitalia, in his home.
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Dahmer's victims: the people he gave sleeping pills to
It is important to note that the use of sleeping pills was a tactic employed by serial killer Jeffrey Dahmer to incapacitate his victims before their murder. Dahmer preferred to use a drug called Equanil, which is a brand name for the drug meprobamate. This drug is a powerful sedative that was commonly prescribed in the 1960s and 1970s to treat anxiety. By the time Dahmer began using it in the 1980s and early 1990s, it had fallen out of favour due to its potential for abuse and dangerous side effects.
Dahmer obtained the drug through illegal means, often buying it on the street or stealing it from hospitals where he worked as a phlebotomist. He would crush the pills and mix them with food or drink, often offering spiked meals to his victims. On other occasions, he forced his victims to swallow the pills, or when they were unconscious, he would crush the pills and pour the powder directly into their mouths.
The victims who were drugged by Dahmer included many of his 17 known victims, such as Steven Hicks, his second victim, who Dahmer drugged with Equanil-laced tea, and Richard Guerrero, who Dahmer lured to his apartment and incapacitated with the same drug. Dahmer also used Equanil on his last intended victim, Tracy Edwards, who managed to escape and alert the police, leading to Dahmer's arrest.
It is important to remember that Dahmer's use of sleeping pills was a tool to facilitate his murders, and the true victims were those who lost their lives or were forever traumatized by his horrific actions. The use of drugs to incapacitate his victims further underscores the calculated and premeditated nature of Dahmer's crimes.
Dahmer's choice of drug also sheds light on the social and medical context of the time, as meprobamate was widely prescribed before concerns grew about its potential for abuse and overdose. This context adds another layer to the understanding of Dahmer's crimes and the broader social issues that may have contributed to his ability to acquire and use such drugs for his sinister purposes.
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Dahmer's work: how his night shifts influenced his prescription
Jeffrey Dahmer, also known as the Milwaukee Cannibal or the Milwaukee Monster, was an American serial killer and sex offender. He killed and dismembered 17 men and boys between 1978 and 1991. Many of his later murders involved necrophilia, cannibalism, and the permanent preservation of body parts. He was diagnosed with borderline personality disorder, schizotypal personality disorder, and a psychotic disorder, but was found to be legally sane at his trial. He was convicted of 15 of the 16 homicides he committed in Wisconsin and was sentenced to 15 terms of life imprisonment. Dahmer was later sentenced to an additional term of life imprisonment for a homicide committed in Ohio in 1978.
Dahmer worked the night shift at the Milwaukee Ambrosia Chocolate Factory. He was prescribed Halcion, a sedative that contains the drug triazolam, to help with his sleeping issues. Triazolam is a powerful sedative drug that calms the brain, leaving a person feeling sleepy and pretty much incapacitated while slowing down the nervous system. At the time, Dahmer worked the graveyard shift from 11 p.m. to 7 a.m. six days a week. Dahmer would crush the sedatives before luring victims back to his apartment, where he added the powder to their drinks. This rendered his victims unconscious, allowing him to perform brain surgery on them and engage in sexual acts before dismembering their bodies.
Dahmer's night shifts likely contributed to his sleeping issues, as working irregular hours can disrupt the body's natural sleep-wake cycle. The graveyard shift, in particular, can be challenging for maintaining healthy sleep habits due to the need to sleep during the day when our bodies are naturally inclined to be awake and active. It is not uncommon for those who work night shifts to experience sleep disturbances and insomnia.
Dahmer's prescription for Halcion was intended to help him manage his sleep issues while working the night shift. However, instead of using the medication responsibly, he exploited it for his criminal purposes. By crushing the pills and mixing them into his victims' drinks, he was able to incapacitate them and carry out his heinous acts.
Dahmer's work schedule and resulting sleep issues may have been a factor in his prescription for Halcion. However, it is important to note that his subsequent misuse of the medication was a result of his disturbed psychology and not a direct consequence of his night shifts.
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Frequently asked questions
Jeffrey Dahmer used Halcion, a sedative that contains the drug triazolam.
Dahmer was prescribed Halcion by a physician to help with his sleeping issues.
Dahmer crushed the pills and added them to his victims' drinks, incapacitating them before he murdered them.
Dahmer killed 17 victims, usually young gay men, between 1978 and 1991.
Dahmer was convicted of 15 of the 16 homicides he committed in Wisconsin and was sentenced to 15 life sentences in February 1992. He was later sentenced to a 16th life sentence for a homicide in Ohio in 1978.




























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