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    Disclaimer
    Benzodiazepines can cause physical dependence with regular use. Withdrawal can be life-threatening. Never combine with opioids or alcohol.

    Diazepam Well-documented
    Well-documented
    Multiple authoritative sources agree on dosing and effects.
    • 5 corroborating sources
    • 1 ROA with full dose ladder
    • duration data present
    • 17 combo interactions documented
    • PubChem toxicity data

    Aliases: Valium, Zetran, Diastat, Apaurin, Mother's little helper

    Summary TheDrug.Wiki Erowid TripSit PsychonautWiki

    Diazepam is a long-acting benzodiazepine with a rapid onset, considered the standard by which other benzodiazepines are compared. Its long elimination half-life and active metabolites result in extended effects that can persist for days. Commonly used for anxiety, panic disorders, alcohol withdrawal, muscle spasms, and seizures.

    Dose Information TheDrug.Wiki TripSit PsychonautWiki

    ROA Light Common Strong Heavy
    Oral 2.5-5mg 5-15mg 15-30mg 30mg+
    Light Common Strong Heavy

    Benzo Equivalence Calculator

    mg
    10.0 mg Diazepam
    =
    mg Diazepam

    ⚠ These are approximate equivalences for educational and cross-tapering reference. Individual response, tolerance, and half-life differences mean actual equivalence varies. Always consult a healthcare provider for tapering guidance.

    Onset, Duration & After-effects TheDrug.Wiki TripSit PsychonautWiki

    ROA Onset Comeup Peak Offset After Effects Total
    Oral 15-60 min 30-60 min 1-2 hrs 2-6 hrs 12-48 hrs 4-8 hrs
    Intravenous 1-5 min - 15 min 1-6 hrs 12-48 hrs 10-24 hrs

    Effect Profile

    116 reports

    Scores (1–10) curated from multiple sources:

    • Effect keyword matching from PsychonautWiki catalog
    • Validated against 101 Erowid trip reports
    • Weighted by importance: core (×3), major (×2), minor (×1)

    Full methodology

    Benzodiazepine 6.1
    Strong 6/10

    Strong anxiolysis with moderate sedation and cognitive impairment, low euphoria

    Anxiolysis ×3
    8
    anxiety suppression anxiolytic muscle relaxation muscle relaxant relaxation emotion suppression

    “so just be smart about it, you can, going from never having taken any benzo's in your life, take a 5 mg tablet and feel the designed effects of the drug, which are to calm, relax, slightly sedate and...”

    BAFFIM bluelight

    “Clonazepam ( K-pins) give me the best long lasting anxiety relief.”

    OCD2DOC bluelight
    Sedation / Relaxation ×2
    6
    sedation drowsiness relaxation muscle relaxation

    “but anyway, you can also take a handful of those 5 mg tablets, say 50mg in total, or 100 mg in total, or even 200 mg in total, and you will feel very little more than the minimal dosage of valium...”

    BAFFIM bluelight

    “Flurazepam (as Dalmane) also seemed all over and prescribed to everyone when I was growing up, seemed more hypnotic but also mellow like diazepam, long.”

    JackARoe bluelight
    Motor / Cognitive Impairment ×1
    6
    motor control loss amnesia memory suppression delusions of sobriety

    “Unmistakable effects (no delusions of sobriety with this one) but it wore off after like 4 hours.”

    JackARoe bluelight

    “Not everyone gets great effects from valium even if they have no tolerance and take a stupid amount of them..”

    Ilove2nod bluelight
    Euphoria / Mood Lift ×1
    3
    euphoria physical euphoria disinhibition relaxation

    “but anyway, you can also take a handful of those 5 mg tablets, say 50mg in total, or 100 mg in total, or even 200 mg in total, and you will feel very little more than the minimal dosage of valium...”

    BAFFIM bluelight

    “I mean the couple times I have run out of my klonopin which I have a stupid high tolerance for, and all benzos in general.”

    Ilove2nod bluelight

    User Experience

    anxiolysis “so just be smart about it, you can, going from never having taken any benzo's in your life, take a 5 mg tablet and feel the designed effects of the drug, which are to calm, relax, slightly sedate and...” — BAFFIM, bluelight

    Tolerance

    Build-up develops over 1–4 weeks of daily use; hypnotic tolerance faster than anxiolytic tolerance
    Reset weeks to months depending on half-life and duration of use; taper recommended

    Tolerance Decay

    Full tolerance 14d Half tolerance 10d Baseline ~35d

    Tolerance develops to sedative/anxiolytic effects with repeated daily use over weeks and only slowly decays after cessation. Cross-tolerance is substantial across benzodiazepines and partial with other GABAergic sedatives.

    Effects Erowid Bluelight

    Aggregated from 101 Erowid and 15 Bluelight experience reports

    Positive Effects 26

    Anxiety Suppression 49.2% 78%
    Stimulation 40.6% 70%
    Sedation 40.5% 89%
    Euphoria 31.9% 82%
    Contentment 26.7% 76%
    Music Enhancement 23.2% 80%
    Empathy 22.8% 70%
    Tactile Enhancement 17.8% 70%
    Focus Enhancement 14.9% 70%
    Color Enhancement 13.9% 70%
    Dizziness 13.3% 82%
    Drowsiness 13.3% 82%
    Body High 12.9% 70%
    Pain Relief 7.9% 70%
    Emotional Openness 6.7% 85%
    Heaviness 6.7% 95%
    Peace 6.7% 85%
    Muscle Relaxation 6.7% 85%
    Calmness 6.7% 90%
    Timelessness 6.7% 70%

    Adverse Effects 34

    Confusion 24.2% 88%
    Amnesia 20.0% 92%
    Nausea 16.8% 70%
    Memory Suppression 16.3% 82%
    Motor Impairment 14.7% 84%
    Body Load 13.3% 78%
    Irritability 13.3% 80%
    Decision-Making Impairment 13.3% 82%
    Dysphoria 13.3% 88%
    Emotional Blunting 13.3% 82%
    Dissociation 9.5% 80%
    Muscle Tension 8.9% 70%
    Sweating 6.9% 95%
    Entity Imagery 6.7% 85%
    Scene Replacement 6.7% 80%
    Depth Distortion 6.7% 75%
    Time Compression 6.7% 85%
    Visual Trails 6.7% 80%
    Afterimages 6.7% 75%
    Libido Suppression 6.7% 80%

    Combinations TripSit

    Cross-Check Diazepam with another substance

    Community Trip Reports

    Anecdotal first-person accounts from Reddit, Erowid, and Bluelight. Click a source to expand. Reports are harm-reduction context, not medical guidance.

    Erowid 8 reports 1 positive 5 neutral 2 cautionary visit
    Greatest Drug Known to Man positive exp #68568

    One of the greatest drugs known to man. They should give it away at the convenience store. Possibly one of the greatest to snort, too: Valium slides down like a sugary pixie stick with little or no pain to the nostril.

    Mad Merv · Diazepam (Valium)
    No Greater Effect Than When I Take 20 MG neutral exp #19337

    I have been a valium user for over 4 years. I am 22 at the time and in near perfect health. A bit of asthma, but nothing serious. For me, this drug has many uses and I'll name a few. First off. . . relaxation. I have encountered no other drug that works as efficently. Secondly.

    DV · Diazepam (Valium) · 35 mg oral / 20 mg oral / 20 mg oral / 20 mg oral
    Using It as Intended Is a Lifesaver neutral exp #119328

    This report details my subjective experience following the oral administration of a legally prescribed dose of 5mg Diazepam (Valium) for the management of my chronic insomnia.

    VostokSix · 5 mg oral
    4000mg In Under A Month neutral exp #23674

    My experience started with a visit from a friend who brought with him 200 pills of what he said were home made 10mg pills of diazepam, they were lighter blue than the pharmacutical ones and very crumbly and at the bottom of the bag they were in was a lot of the same coloured powder and smaller crumbs.

    Mong f00
    Like Pulling Teeth (But Better) neutral exp #64652

    I decided to take valium as an alternative to general anesthetic during my wisdom tooth extraction. I had never taken it before, and I am generally somewhat hesitant with psychoactive drugs.

    Soleta · Diazepam (Valium) · 10 mg oral
    Slow Motion neutral exp #12119

    I have decided to document my first real experience with Valium, and will try to update the record every fifteen minutes. I am quite an experienced user of alcohol, cannabis and cocaine, and have also tried mushrooms (psilocybin). I take lots of coffee (about 4 - 5 cups a day.

    VampB. · 15 mg oral
    Absolutely No Effect cautionary exp #10864

    I was 21 at the time, and I was taking no other drugs, with the exception of aspirin, Tylenol, and Advil, all of which had so little if any affect that I had given up on them, and I drank only socially, lightly and infrequently.

    Olivia Monteith · Diazepam (Valium) · repeated oral
    A Quick Two Weeks cautionary exp #40607

    I started taking Valium when I was 17 as a recreational drug; I only used it occasionally and was hardly addicted. I had taken pills like vicodin and codeine and never had an addiction to any of them, but I liked them a lot.

    Camel Toe · Diazepam (Valium) · repeated insufflated
    Bluelight 6 threads 6 neutral visit
    Valium Inexperienced Embarrasing Painful Blur Of Violence And Pain neutral

    I got to my friends party at about 10pm, just as things started to liven up. There was about 15 people there, most drinking from the keig (sp?), some passing a crack pipe around which i chose not to participate in. I pour a beer and sit down next to a girl that looks pretty out of it.

    scraped 2026-03-14
    Diazepam First Time Calming But Needs More Exploration neutral

    Last night I was given a reasonable amount of Diazepam powder to try out. It came as fluffy white powder. No realy notiable smell. After reading around online I decided to start with a 25mg dose, seeing as my scales are only accurate to 0.01g I measured out 100mg and then divided it by eye.

    scraped 2026-03-14
    High Dose Benzodiazapine Valium Experience neutral

    High Dose Benzodiazapine (Valium) 175mg High Experience Level Report As a brief introduction I have a pretty high tolerance to Benzo's in general. - I can take 2mg to 4mg of Xanax and not pass out. It would take 6mg-7mg to get me to sleep, let alone cause me to black out.

    scraped 2026-03-14
    Diazepam Mgs Moderately Exp The End neutral

    I came across some diazepam, and shortly thereafter I entered a relationship with a girl I had been fond of for about two years. These two events are unrelated, I should mention. The girl and I lived in different cities, each 4 hours apart. We saw each other on weekends when I could come into town.

    scraped 2026-03-14
    Valium 2 X D10 Inexperienced neutral

    so i think this was like a year ago, but i decided to post this trip report anyways. first of all, valium is this single shittest and depressing drug ever. it leaves you feeling (if you do feel at all) like a zombie. anyways. i left my house at maybe 12 midday on a saturday.

    scraped 2026-03-14
    Valium Inexperienced 22 5mgs neutral

    I pull in to the lot. Trade the bills. The transaction is made. I now look in awe at these little green pills that are soon going to sledgehammer my mind into oblivion.

    scraped 2026-03-14

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