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  2. Recreational use of nitrous oxide - Wikipedia

    en.wikipedia.org/wiki/Recreational_use_of...

    Nitrous oxide (N 2 O), commonly referred to as laughing gas, along with various street names, is an inert gas which can induce euphoria, dissociation, hallucinogenic states of mind, and relaxation when inhaled. [1] Nitrous oxide has no acute biochemical or cellular toxicity and is not metabolized in humans or other mammals.

  3. Placebo - Wikipedia

    en.wikipedia.org/wiki/Placebo

    One definition states that a treatment process is a placebo when none of the characteristic treatment factors are effective (remedial or harmful) in the patient for a given disease. [ 18 ] In a clinical trial, a placebo response is the measured response of subjects to a placebo; the placebo effect is the difference between that response and no ...

  4. Medication package insert - Wikipedia

    en.wikipedia.org/wiki/Medication_package_insert

    In the United States, the Food and Drug Administration (FDA) determines the requirements for patient package inserts. In the United States, the FDA will occasionally issue revisions to previously approved package inserts, in much the same way as an auto manufacturer will issue recalls upon discovering a problem with a certain car.

  5. Phencyclidine - Wikipedia

    en.wikipedia.org/wiki/Phencyclidine

    An oral pill can also be compressed from the co-compounded powder form of the drug. This is usually referred to as "peace pill". [29] The free base is hydrophobic and may be absorbed through skin and mucous membranes (often inadvertently). This form of the drug is commonly called "wack". [29]

  6. Formulary (pharmacy) - Wikipedia

    en.wikipedia.org/wiki/Formulary_(pharmacy)

    When used appropriately, formularies can help manage drug costs imposed on the insurance policy. [7] However, for drugs that are not on formulary, patients must pay a larger percentage of the cost of the drug, sometimes 100%. Formularies vary between drug plans and differ in the breadth of drugs covered and costs of co-pay and premiums.

  7. Active ingredient - Wikipedia

    en.wikipedia.org/wiki/Active_ingredient

    The dosage form for a pharmaceutical contains the active pharmaceutical ingredient, which is the drug substance itself, and excipients, which are the ingredients of the tablet, or the liquid in which the active agent is suspended, or other material that is pharmaceutically inert. Drugs are chosen primarily for their active ingredients.

  8. Psychoactive drug - Wikipedia

    en.wikipedia.org/wiki/Psychoactive_drug

    A psychoactive drug, mind-altering drug, or consciousness-altering drug is a chemical substance that changes brain function and results in alterations in perception, mood, consciousness, cognition, or behavior. [1] The term psychotropic drug is often used interchangeably, while some sources present narrower definitions.

  9. Psychedelic drug - Wikipedia

    en.wikipedia.org/wiki/Psychedelic_drug

    Synthetic mescaline, the first psychedelic compound to be extracted and isolated [1]. Psychedelics are a subclass of hallucinogenic drugs whose primary effect is to trigger non-ordinary mental states (known as psychedelic experiences or "trips") and a perceived "expansion of consciousness".