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MDMA

MDMA is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand MDMA rather than just read about it. In short: 3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy in tablet form, Midomafetamine for medical research purposes and molly in crystal form, is an entactogen with stimulant and minor psychedelic properties. MDMA was first synthesized in 1912 by Merck chemist Anton Köllisch.

MDMA — main illustration
MDMA — illustration

Key takeaways

  • MDMA belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect MDMA to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of MDMA from memory before moving on to harder problems.

Reference excerpt

3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy in tablet form, Midomafetamine for medical research purposes and molly in crystal form, is an entactogen with stimulant and minor psychedelic properties. MDMA was first synthesized in 1912 by Merck chemist Anton Köllisch. It was used to enhance psychotherapy beginning in the 1970s and became popular as a street drug in the 1980s. MDMA is commonly used by attendees of dance parties, raves, and electronic dance music festivals. Tablets sold as ecstasy may be mixed with other substances such as ephedrine, amphetamine, and methamphetamine. The lethal risk from one dose of MDMA is estimated to be from 1 death in 20,000 instances to 1 death in 50,000 instances. The purported pharmacological effects that may be prosocial include altered sensations, increased energy, empathy, and pleasure. When taken by mouth, effects begin in 30 to 45 minutes and last three to six hours. Short-term adverse effects include bruxism, blurred vision, sweating, and tachycardia, and extended use can also lead to addiction, amnesia, memory disorders, paranoia, and insomnia. Deaths have been reported due to increased body temperature and dehydration. MDMA acts primarily by increasing the release of the neurotransmitters serotonin, dopamine, and norepinephrine in parts of the brain. It belongs to the substituted amphetamine classes of drugs. MDMA is structurally similar to mescaline (a psychedelic), methamphetamine (a stimulant), as well as endogenous monoamine neurotransmitters such as serotonin, norepinephrine, and dopamine. MDMA has limited approved medical uses in a small number of countries, but is illegal in most jurisdictions. MDMA-assisted psychotherapy may substantially improve PTSD symptoms, response, and remission rates compared to psychotherapy alone, but the evidence is low to very low certainty and safety data are limited, with some increased transient adverse events. In the United States, the Food and Drug Administration (FDA) has given MDMA breakthrough therapy status (though there are no current clinical indications in the US). Canada has allowed limited distribution of MDMA upon application to and approval by Health Canada. In Australia, it may be prescribed in the treatment of PTSD by specifically authorised psychiatrists.

Uses

Recreational MDMA is often considered the drug of choice within the rave culture and is also used at clubs, festivals, and house parties. In the rave environment, the sensory effects of music and lighting are often highly synergistic with the drug. The psychedelic amphetamine quality of MDMA offers multiple appealing aspects to users in the rave setting. Some users enjoy the feeling of mass communion from the inhibition-reducing effects of the drug, while others use it as party fuel because of the drug's stimulatory effects. MDMA is used less often than other stimulants, typically less than once per week. MDMA is sometimes taken in conjunction with other psychoactive drugs such as LSD, psilocybin mushrooms, 2C-B, and ketamine. The combination with LSD is called "candy-flipping". The combination with 2C-B is called "nexus flipping". For this combination, most people take the MDMA first, wait until the peak is over, and then take the 2C-B. MDMA is often co-administered with alcohol, methamphetamine, and prescription drugs such as SSRIs with which MDMA has several drug-drug interactions. Three life-threatening reports of MDMA co-administration with ritonavir have been reported; with ritonavir having severe and dangerous drug-drug interactions with a wide range of both psychoactive, anti-psychotic, and non-psychoactive drugs.

Medical

Before it was widely banned, it saw limited use in psychotherapy. In 2017 the United States Food and Drug Administration (FDA) granted breakthrough therapy designation for MDMA-assisted psychotherapy for post-traumatic stress disorder (PTSD). MDMA has limited approved medical uses in a small number of countries, but is illegal in most jurisdictions. Canada has allowed limited distribution of MDMA upon application to and approval by Health Canada. In Australia, it may be prescribed in the treatment of PTSD by specifically authorised psychiatrists. Fourteen systematic reviews of up to 353 participants suggest MDMA-assisted psychotherapy may substantially improve PTSD symptoms, response, and remission rates compared to psychotherapy alone, but the evidence is low to very low certainty and safety data are limited, with some increased transient adverse events. Some researchers have proposed that psychedelics in general may act as active "super placebos" used for therapeutic purposes.

Others Small doses of MDMA are used by some religious practitioners as an entheogen to enhance prayer or meditation. MDMA has been used as an adjunct to New Age spiritual practices.

Forms

… excerpt ends here. Continue reading the full article.

Illustrations

MDMA illustration
MDMA illustration
MDMA: 1 gram of pure MDMA hydrochloride crystals
1 gram of pure MDMA hydrochloride crystals
MDMA illustration
MDMA illustration

Worked examples

Example 1 — a first encounter with MDMA

Start with the simplest possible case. Write down what MDMA claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to MDMA before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about MDMA ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of MDMA

In research
MDMA appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses MDMA in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
MDMA is common in secondary-school and first-year university syllabi. It links to neighbouring topics 5-HT1A agonists, 5-HT1B agonists, 5-HT1D agonists, so understanding it makes those chapters shorter.
In everyday life
Look for MDMA outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study MDMA in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what MDMA means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain MDMA out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is MDMA in simple terms?

3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy in tablet form, Midomafetamine for medical research purposes and molly in crystal form, is an entactogen with stimulant and minor psychedelic properties. MDMA was first synthesized in 1912 by Merck chemist Anton Köllisch.

Why does MDMA matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study MDMA?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on MDMA.

Tags

  • 5-HT1A agonists
  • 5-HT1B agonists
  • 5-HT1D agonists
  • 5-HT2A agonists
  • 5-HT2B agonists
  • 5-HT2C agonists
  • Alexander Shulgin
  • Aphrodisiacs
  • David E. Nichols
  • Drugs not assigned an ATC code
  • Entactogens
  • Entheogens

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